Design refresh.

README.md

@@ -1,4 +1,4 @@
-![A screenshot of the fediverse sharing prompt, which consists of an input field for domain name and a button with the text "Share" preceded by a Mastodon logo](./images/fsb-640x120.png)
+![A screenshot of the fediverse sharing prompt, which consists of an input field for domain name and a button with the text "Share" preceded by a Mastodon logo](./assets/images/fsb-640x120.png)
 # Fediverse Sharing Button
 
 Let your site's visitors share your work with the fediverse!

assets/libs/bootstrap/5.3.3/css/bootstrap-reboot.css

@@ -0,0 +1,597 @@
+/*!
+ * Bootstrap Reboot v5.3.3 (https://getbootstrap.com/)
+ * Copyright 2011-2024 The Bootstrap Authors
+ * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
+ */
+:root,
+[data-bs-theme=light] {
+  --bs-blue: #0d6efd;
+  --bs-indigo: #6610f2;
+  --bs-purple: #6f42c1;
+  --bs-pink: #d63384;
+  --bs-red: #dc3545;
+  --bs-orange: #fd7e14;
+  --bs-yellow: #ffc107;
+  --bs-green: #198754;
+  --bs-teal: #20c997;
+  --bs-cyan: #0dcaf0;
+  --bs-black: #000;
+  --bs-white: #fff;
+  --bs-gray: #6c757d;
+  --bs-gray-dark: #343a40;
+  --bs-gray-100: #f8f9fa;
+  --bs-gray-200: #e9ecef;
+  --bs-gray-300: #dee2e6;
+  --bs-gray-400: #ced4da;
+  --bs-gray-500: #adb5bd;
+  --bs-gray-600: #6c757d;
+  --bs-gray-700: #495057;
+  --bs-gray-800: #343a40;
+  --bs-gray-900: #212529;
+  --bs-primary: #0d6efd;
+  --bs-secondary: #6c757d;
+  --bs-success: #198754;
+  --bs-info: #0dcaf0;
+  --bs-warning: #ffc107;
+  --bs-danger: #dc3545;
+  --bs-light: #f8f9fa;
+  --bs-dark: #212529;
+  --bs-primary-rgb: 13, 110, 253;
+  --bs-secondary-rgb: 108, 117, 125;
+  --bs-success-rgb: 25, 135, 84;
+  --bs-info-rgb: 13, 202, 240;
+  --bs-warning-rgb: 255, 193, 7;
+  --bs-danger-rgb: 220, 53, 69;
+  --bs-light-rgb: 248, 249, 250;
+  --bs-dark-rgb: 33, 37, 41;
+  --bs-primary-text-emphasis: #052c65;
+  --bs-secondary-text-emphasis: #2b2f32;
+  --bs-success-text-emphasis: #0a3622;
+  --bs-info-text-emphasis: #055160;
+  --bs-warning-text-emphasis: #664d03;
+  --bs-danger-text-emphasis: #58151c;
+  --bs-light-text-emphasis: #495057;
+  --bs-dark-text-emphasis: #495057;
+  --bs-primary-bg-subtle: #cfe2ff;
+  --bs-secondary-bg-subtle: #e2e3e5;
+  --bs-success-bg-subtle: #d1e7dd;
+  --bs-info-bg-subtle: #cff4fc;
+  --bs-warning-bg-subtle: #fff3cd;
+  --bs-danger-bg-subtle: #f8d7da;
+  --bs-light-bg-subtle: #fcfcfd;
+  --bs-dark-bg-subtle: #ced4da;
+  --bs-primary-border-subtle: #9ec5fe;
+  --bs-secondary-border-subtle: #c4c8cb;
+  --bs-success-border-subtle: #a3cfbb;
+  --bs-info-border-subtle: #9eeaf9;
+  --bs-warning-border-subtle: #ffe69c;
+  --bs-danger-border-subtle: #f1aeb5;
+  --bs-light-border-subtle: #e9ecef;
+  --bs-dark-border-subtle: #adb5bd;
+  --bs-white-rgb: 255, 255, 255;
+  --bs-black-rgb: 0, 0, 0;
+  --bs-font-sans-serif: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", "Noto Sans", "Liberation Sans", Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
+  --bs-font-monospace: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
+  --bs-gradient: linear-gradient(180deg, rgba(255, 255, 255, 0.15), rgba(255, 255, 255, 0));
+  --bs-body-font-family: var(--bs-font-sans-serif);
+  --bs-body-font-size: 1rem;
+  --bs-body-font-weight: 400;
+  --bs-body-line-height: 1.5;
+  --bs-body-color: #212529;
+  --bs-body-color-rgb: 33, 37, 41;
+  --bs-body-bg: #fff;
+  --bs-body-bg-rgb: 255, 255, 255;
+  --bs-emphasis-color: #000;
+  --bs-emphasis-color-rgb: 0, 0, 0;
+  --bs-secondary-color: rgba(33, 37, 41, 0.75);
+  --bs-secondary-color-rgb: 33, 37, 41;
+  --bs-secondary-bg: #e9ecef;
+  --bs-secondary-bg-rgb: 233, 236, 239;
+  --bs-tertiary-color: rgba(33, 37, 41, 0.5);
+  --bs-tertiary-color-rgb: 33, 37, 41;
+  --bs-tertiary-bg: #f8f9fa;
+  --bs-tertiary-bg-rgb: 248, 249, 250;
+  --bs-heading-color: inherit;
+  --bs-link-color: #0d6efd;
+  --bs-link-color-rgb: 13, 110, 253;
+  --bs-link-decoration: underline;
+  --bs-link-hover-color: #0a58ca;
+  --bs-link-hover-color-rgb: 10, 88, 202;
+  --bs-code-color: #d63384;
+  --bs-highlight-color: #212529;
+  --bs-highlight-bg: #fff3cd;
+  --bs-border-width: 1px;
+  --bs-border-style: solid;
+  --bs-border-color: #dee2e6;
+  --bs-border-color-translucent: rgba(0, 0, 0, 0.175);
+  --bs-border-radius: 0.375rem;
+  --bs-border-radius-sm: 0.25rem;
+  --bs-border-radius-lg: 0.5rem;
+  --bs-border-radius-xl: 1rem;
+  --bs-border-radius-xxl: 2rem;
+  --bs-border-radius-2xl: var(--bs-border-radius-xxl);
+  --bs-border-radius-pill: 50rem;
+  --bs-box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
+  --bs-box-shadow-sm: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
+  --bs-box-shadow-lg: 0 1rem 3rem rgba(0, 0, 0, 0.175);
+  --bs-box-shadow-inset: inset 0 1px 2px rgba(0, 0, 0, 0.075);
+  --bs-focus-ring-width: 0.25rem;
+  --bs-focus-ring-opacity: 0.25;
+  --bs-focus-ring-color: rgba(13, 110, 253, 0.25);
+  --bs-form-valid-color: #198754;
+  --bs-form-valid-border-color: #198754;
+  --bs-form-invalid-color: #dc3545;
+  --bs-form-invalid-border-color: #dc3545;
+}
+
+[data-bs-theme=dark] {
+  color-scheme: dark;
+  --bs-body-color: #dee2e6;
+  --bs-body-color-rgb: 222, 226, 230;
+  --bs-body-bg: #212529;
+  --bs-body-bg-rgb: 33, 37, 41;
+  --bs-emphasis-color: #fff;
+  --bs-emphasis-color-rgb: 255, 255, 255;
+  --bs-secondary-color: rgba(222, 226, 230, 0.75);
+  --bs-secondary-color-rgb: 222, 226, 230;
+  --bs-secondary-bg: #343a40;
+  --bs-secondary-bg-rgb: 52, 58, 64;
+  --bs-tertiary-color: rgba(222, 226, 230, 0.5);
+  --bs-tertiary-color-rgb: 222, 226, 230;
+  --bs-tertiary-bg: #2b3035;
+  --bs-tertiary-bg-rgb: 43, 48, 53;
+  --bs-primary-text-emphasis: #6ea8fe;
+  --bs-secondary-text-emphasis: #a7acb1;
+  --bs-success-text-emphasis: #75b798;
+  --bs-info-text-emphasis: #6edff6;
+  --bs-warning-text-emphasis: #ffda6a;
+  --bs-danger-text-emphasis: #ea868f;
+  --bs-light-text-emphasis: #f8f9fa;
+  --bs-dark-text-emphasis: #dee2e6;
+  --bs-primary-bg-subtle: #031633;
+  --bs-secondary-bg-subtle: #161719;
+  --bs-success-bg-subtle: #051b11;
+  --bs-info-bg-subtle: #032830;
+  --bs-warning-bg-subtle: #332701;
+  --bs-danger-bg-subtle: #2c0b0e;
+  --bs-light-bg-subtle: #343a40;
+  --bs-dark-bg-subtle: #1a1d20;
+  --bs-primary-border-subtle: #084298;
+  --bs-secondary-border-subtle: #41464b;
+  --bs-success-border-subtle: #0f5132;
+  --bs-info-border-subtle: #087990;
+  --bs-warning-border-subtle: #997404;
+  --bs-danger-border-subtle: #842029;
+  --bs-light-border-subtle: #495057;
+  --bs-dark-border-subtle: #343a40;
+  --bs-heading-color: inherit;
+  --bs-link-color: #6ea8fe;
+  --bs-link-hover-color: #8bb9fe;
+  --bs-link-color-rgb: 110, 168, 254;
+  --bs-link-hover-color-rgb: 139, 185, 254;
+  --bs-code-color: #e685b5;
+  --bs-highlight-color: #dee2e6;
+  --bs-highlight-bg: #664d03;
+  --bs-border-color: #495057;
+  --bs-border-color-translucent: rgba(255, 255, 255, 0.15);
+  --bs-form-valid-color: #75b798;
+  --bs-form-valid-border-color: #75b798;
+  --bs-form-invalid-color: #ea868f;
+  --bs-form-invalid-border-color: #ea868f;
+}
+
+*,
+*::before,
+*::after {
+  box-sizing: border-box;
+}
+
+@media (prefers-reduced-motion: no-preference) {
+  :root {
+    scroll-behavior: smooth;
+  }
+}
+
+body {
+  margin: 0;
+  font-family: var(--bs-body-font-family);
+  font-size: var(--bs-body-font-size);
+  font-weight: var(--bs-body-font-weight);
+  line-height: var(--bs-body-line-height);
+  color: var(--bs-body-color);
+  text-align: var(--bs-body-text-align);
+  background-color: var(--bs-body-bg);
+  -webkit-text-size-adjust: 100%;
+  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
+}
+
+hr {
+  margin: 1rem 0;
+  color: inherit;
+  border: 0;
+  border-top: var(--bs-border-width) solid;
+  opacity: 0.25;
+}
+
+h6, h5, h4, h3, h2, h1 {
+  margin-top: 0;
+  margin-bottom: 0.5rem;
+  font-weight: 500;
+  line-height: 1.2;
+  color: var(--bs-heading-color);
+}
+
+h1 {
+  font-size: calc(1.375rem + 1.5vw);
+}
+@media (min-width: 1200px) {
+  h1 {
+    font-size: 2.5rem;
+  }
+}
+
+h2 {
+  font-size: calc(1.325rem + 0.9vw);
+}
+@media (min-width: 1200px) {
+  h2 {
+    font-size: 2rem;
+  }
+}
+
+h3 {
+  font-size: calc(1.3rem + 0.6vw);
+}
+@media (min-width: 1200px) {
+  h3 {
+    font-size: 1.75rem;
+  }
+}
+
+h4 {
+  font-size: calc(1.275rem + 0.3vw);
+}
+@media (min-width: 1200px) {
+  h4 {
+    font-size: 1.5rem;
+  }
+}
+
+h5 {
+  font-size: 1.25rem;
+}
+
+h6 {
+  font-size: 1rem;
+}
+
+p {
+  margin-top: 0;
+  margin-bottom: 1rem;
+}
+
+abbr[title] {
+  -webkit-text-decoration: underline dotted;
+  text-decoration: underline dotted;
+  cursor: help;
+  -webkit-text-decoration-skip-ink: none;
+  text-decoration-skip-ink: none;
+}
+
+address {
+  margin-bottom: 1rem;
+  font-style: normal;
+  line-height: inherit;
+}
+
+ol,
+ul {
+  padding-left: 2rem;
+}
+
+ol,
+ul,
+dl {
+  margin-top: 0;
+  margin-bottom: 1rem;
+}
+
+ol ol,
+ul ul,
+ol ul,
+ul ol {
+  margin-bottom: 0;
+}
+
+dt {
+  font-weight: 700;
+}
+
+dd {
+  margin-bottom: 0.5rem;
+  margin-left: 0;
+}
+
+blockquote {
+  margin: 0 0 1rem;
+}
+
+b,
+strong {
+  font-weight: bolder;
+}
+
+small {
+  font-size: 0.875em;
+}
+
+mark {
+  padding: 0.1875em;
+  color: var(--bs-highlight-color);
+  background-color: var(--bs-highlight-bg);
+}
+
+sub,
+sup {
+  position: relative;
+  font-size: 0.75em;
+  line-height: 0;
+  vertical-align: baseline;
+}
+
+sub {
+  bottom: -0.25em;
+}
+
+sup {
+  top: -0.5em;
+}
+
+a {
+  color: rgba(var(--bs-link-color-rgb), var(--bs-link-opacity, 1));
+  text-decoration: underline;
+}
+a:hover {
+  --bs-link-color-rgb: var(--bs-link-hover-color-rgb);
+}
+
+a:not([href]):not([class]), a:not([href]):not([class]):hover {
+  color: inherit;
+  text-decoration: none;
+}
+
+pre,
+code,
+kbd,
+samp {
+  font-family: var(--bs-font-monospace);
+  font-size: 1em;
+}
+
+pre {
+  display: block;
+  margin-top: 0;
+  margin-bottom: 1rem;
+  overflow: auto;
+  font-size: 0.875em;
+}
+pre code {
+  font-size: inherit;
+  color: inherit;
+  word-break: normal;
+}
+
+code {
+  font-size: 0.875em;
+  color: var(--bs-code-color);
+  word-wrap: break-word;
+}
+a > code {
+  color: inherit;
+}
+
+kbd {
+  padding: 0.1875rem 0.375rem;
+  font-size: 0.875em;
+  color: var(--bs-body-bg);
+  background-color: var(--bs-body-color);
+  border-radius: 0.25rem;
+}
+kbd kbd {
+  padding: 0;
+  font-size: 1em;
+}
+
+figure {
+  margin: 0 0 1rem;
+}
+
+img,
+svg {
+  vertical-align: middle;
+}
+
+table {
+  caption-side: bottom;
+  border-collapse: collapse;
+}
+
+caption {
+  padding-top: 0.5rem;
+  padding-bottom: 0.5rem;
+  color: var(--bs-secondary-color);
+  text-align: left;
+}
+
+th {
+  text-align: inherit;
+  text-align: -webkit-match-parent;
+}
+
+thead,
+tbody,
+tfoot,
+tr,
+td,
+th {
+  border-color: inherit;
+  border-style: solid;
+  border-width: 0;
+}
+
+label {
+  display: inline-block;
+}
+
+button {
+  border-radius: 0;
+}
+
+button:focus:not(:focus-visible) {
+  outline: 0;
+}
+
+input,
+button,
+select,
+optgroup,
+textarea {
+  margin: 0;
+  font-family: inherit;
+  font-size: inherit;
+  line-height: inherit;
+}
+
+button,
+select {
+  text-transform: none;
+}
+
+[role=button] {
+  cursor: pointer;
+}
+
+select {
+  word-wrap: normal;
+}
+select:disabled {
+  opacity: 1;
+}
+
+[list]:not([type=date]):not([type=datetime-local]):not([type=month]):not([type=week]):not([type=time])::-webkit-calendar-picker-indicator {
+  display: none !important;
+}
+
+button,
+[type=button],
+[type=reset],
+[type=submit] {
+  -webkit-appearance: button;
+}
+button:not(:disabled),
+[type=button]:not(:disabled),
+[type=reset]:not(:disabled),
+[type=submit]:not(:disabled) {
+  cursor: pointer;
+}
+
+::-moz-focus-inner {
+  padding: 0;
+  border-style: none;
+}
+
+textarea {
+  resize: vertical;
+}
+
+fieldset {
+  min-width: 0;
+  padding: 0;
+  margin: 0;
+  border: 0;
+}
+
+legend {
+  float: left;
+  width: 100%;
+  padding: 0;
+  margin-bottom: 0.5rem;
+  font-size: calc(1.275rem + 0.3vw);
+  line-height: inherit;
+}
+@media (min-width: 1200px) {
+  legend {
+    font-size: 1.5rem;
+  }
+}
+legend + * {
+  clear: left;
+}
+
+::-webkit-datetime-edit-fields-wrapper,
+::-webkit-datetime-edit-text,
+::-webkit-datetime-edit-minute,
+::-webkit-datetime-edit-hour-field,
+::-webkit-datetime-edit-day-field,
+::-webkit-datetime-edit-month-field,
+::-webkit-datetime-edit-year-field {
+  padding: 0;
+}
+
+::-webkit-inner-spin-button {
+  height: auto;
+}
+
+[type=search] {
+  -webkit-appearance: textfield;
+  outline-offset: -2px;
+}
+
+/* rtl:raw:
+[type="tel"],
+[type="url"],
+[type="email"],
+[type="number"] {
+  direction: ltr;
+}
+*/
+::-webkit-search-decoration {
+  -webkit-appearance: none;
+}
+
+::-webkit-color-swatch-wrapper {
+  padding: 0;
+}
+
+::-webkit-file-upload-button {
+  font: inherit;
+  -webkit-appearance: button;
+}
+
+::file-selector-button {
+  font: inherit;
+  -webkit-appearance: button;
+}
+
+output {
+  display: inline-block;
+}
+
+iframe {
+  border: 0;
+}
+
+summary {
+  display: list-item;
+  cursor: pointer;
+}
+
+progress {
+  vertical-align: baseline;
+}
+
+[hidden] {
+  display: none !important;
+}
+
+/*# sourceMappingURL=bootstrap-reboot.css.map */

assets/libs/bootstrap/5.3.3/css/bootstrap-reboot.rtl.css

@@ -0,0 +1,594 @@
+/*!
+ * Bootstrap Reboot v5.3.3 (https://getbootstrap.com/)
+ * Copyright 2011-2024 The Bootstrap Authors
+ * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
+ */
+:root,
+[data-bs-theme=light] {
+  --bs-blue: #0d6efd;
+  --bs-indigo: #6610f2;
+  --bs-purple: #6f42c1;
+  --bs-pink: #d63384;
+  --bs-red: #dc3545;
+  --bs-orange: #fd7e14;
+  --bs-yellow: #ffc107;
+  --bs-green: #198754;
+  --bs-teal: #20c997;
+  --bs-cyan: #0dcaf0;
+  --bs-black: #000;
+  --bs-white: #fff;
+  --bs-gray: #6c757d;
+  --bs-gray-dark: #343a40;
+  --bs-gray-100: #f8f9fa;
+  --bs-gray-200: #e9ecef;
+  --bs-gray-300: #dee2e6;
+  --bs-gray-400: #ced4da;
+  --bs-gray-500: #adb5bd;
+  --bs-gray-600: #6c757d;
+  --bs-gray-700: #495057;
+  --bs-gray-800: #343a40;
+  --bs-gray-900: #212529;
+  --bs-primary: #0d6efd;
+  --bs-secondary: #6c757d;
+  --bs-success: #198754;
+  --bs-info: #0dcaf0;
+  --bs-warning: #ffc107;
+  --bs-danger: #dc3545;
+  --bs-light: #f8f9fa;
+  --bs-dark: #212529;
+  --bs-primary-rgb: 13, 110, 253;
+  --bs-secondary-rgb: 108, 117, 125;
+  --bs-success-rgb: 25, 135, 84;
+  --bs-info-rgb: 13, 202, 240;
+  --bs-warning-rgb: 255, 193, 7;
+  --bs-danger-rgb: 220, 53, 69;
+  --bs-light-rgb: 248, 249, 250;
+  --bs-dark-rgb: 33, 37, 41;
+  --bs-primary-text-emphasis: #052c65;
+  --bs-secondary-text-emphasis: #2b2f32;
+  --bs-success-text-emphasis: #0a3622;
+  --bs-info-text-emphasis: #055160;
+  --bs-warning-text-emphasis: #664d03;
+  --bs-danger-text-emphasis: #58151c;
+  --bs-light-text-emphasis: #495057;
+  --bs-dark-text-emphasis: #495057;
+  --bs-primary-bg-subtle: #cfe2ff;
+  --bs-secondary-bg-subtle: #e2e3e5;
+  --bs-success-bg-subtle: #d1e7dd;
+  --bs-info-bg-subtle: #cff4fc;
+  --bs-warning-bg-subtle: #fff3cd;
+  --bs-danger-bg-subtle: #f8d7da;
+  --bs-light-bg-subtle: #fcfcfd;
+  --bs-dark-bg-subtle: #ced4da;
+  --bs-primary-border-subtle: #9ec5fe;
+  --bs-secondary-border-subtle: #c4c8cb;
+  --bs-success-border-subtle: #a3cfbb;
+  --bs-info-border-subtle: #9eeaf9;
+  --bs-warning-border-subtle: #ffe69c;
+  --bs-danger-border-subtle: #f1aeb5;
+  --bs-light-border-subtle: #e9ecef;
+  --bs-dark-border-subtle: #adb5bd;
+  --bs-white-rgb: 255, 255, 255;
+  --bs-black-rgb: 0, 0, 0;
+  --bs-font-sans-serif: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", "Noto Sans", "Liberation Sans", Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
+  --bs-font-monospace: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
+  --bs-gradient: linear-gradient(180deg, rgba(255, 255, 255, 0.15), rgba(255, 255, 255, 0));
+  --bs-body-font-family: var(--bs-font-sans-serif);
+  --bs-body-font-size: 1rem;
+  --bs-body-font-weight: 400;
+  --bs-body-line-height: 1.5;
+  --bs-body-color: #212529;
+  --bs-body-color-rgb: 33, 37, 41;
+  --bs-body-bg: #fff;
+  --bs-body-bg-rgb: 255, 255, 255;
+  --bs-emphasis-color: #000;
+  --bs-emphasis-color-rgb: 0, 0, 0;
+  --bs-secondary-color: rgba(33, 37, 41, 0.75);
+  --bs-secondary-color-rgb: 33, 37, 41;
+  --bs-secondary-bg: #e9ecef;
+  --bs-secondary-bg-rgb: 233, 236, 239;
+  --bs-tertiary-color: rgba(33, 37, 41, 0.5);
+  --bs-tertiary-color-rgb: 33, 37, 41;
+  --bs-tertiary-bg: #f8f9fa;
+  --bs-tertiary-bg-rgb: 248, 249, 250;
+  --bs-heading-color: inherit;
+  --bs-link-color: #0d6efd;
+  --bs-link-color-rgb: 13, 110, 253;
+  --bs-link-decoration: underline;
+  --bs-link-hover-color: #0a58ca;
+  --bs-link-hover-color-rgb: 10, 88, 202;
+  --bs-code-color: #d63384;
+  --bs-highlight-color: #212529;
+  --bs-highlight-bg: #fff3cd;
+  --bs-border-width: 1px;
+  --bs-border-style: solid;
+  --bs-border-color: #dee2e6;
+  --bs-border-color-translucent: rgba(0, 0, 0, 0.175);
+  --bs-border-radius: 0.375rem;
+  --bs-border-radius-sm: 0.25rem;
+  --bs-border-radius-lg: 0.5rem;
+  --bs-border-radius-xl: 1rem;
+  --bs-border-radius-xxl: 2rem;
+  --bs-border-radius-2xl: var(--bs-border-radius-xxl);
+  --bs-border-radius-pill: 50rem;
+  --bs-box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
+  --bs-box-shadow-sm: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
+  --bs-box-shadow-lg: 0 1rem 3rem rgba(0, 0, 0, 0.175);
+  --bs-box-shadow-inset: inset 0 1px 2px rgba(0, 0, 0, 0.075);
+  --bs-focus-ring-width: 0.25rem;
+  --bs-focus-ring-opacity: 0.25;
+  --bs-focus-ring-color: rgba(13, 110, 253, 0.25);
+  --bs-form-valid-color: #198754;
+  --bs-form-valid-border-color: #198754;
+  --bs-form-invalid-color: #dc3545;
+  --bs-form-invalid-border-color: #dc3545;
+}
+
+[data-bs-theme=dark] {
+  color-scheme: dark;
+  --bs-body-color: #dee2e6;
+  --bs-body-color-rgb: 222, 226, 230;
+  --bs-body-bg: #212529;
+  --bs-body-bg-rgb: 33, 37, 41;
+  --bs-emphasis-color: #fff;
+  --bs-emphasis-color-rgb: 255, 255, 255;
+  --bs-secondary-color: rgba(222, 226, 230, 0.75);
+  --bs-secondary-color-rgb: 222, 226, 230;
+  --bs-secondary-bg: #343a40;
+  --bs-secondary-bg-rgb: 52, 58, 64;
+  --bs-tertiary-color: rgba(222, 226, 230, 0.5);
+  --bs-tertiary-color-rgb: 222, 226, 230;
+  --bs-tertiary-bg: #2b3035;
+  --bs-tertiary-bg-rgb: 43, 48, 53;
+  --bs-primary-text-emphasis: #6ea8fe;
+  --bs-secondary-text-emphasis: #a7acb1;
+  --bs-success-text-emphasis: #75b798;
+  --bs-info-text-emphasis: #6edff6;
+  --bs-warning-text-emphasis: #ffda6a;
+  --bs-danger-text-emphasis: #ea868f;
+  --bs-light-text-emphasis: #f8f9fa;
+  --bs-dark-text-emphasis: #dee2e6;
+  --bs-primary-bg-subtle: #031633;
+  --bs-secondary-bg-subtle: #161719;
+  --bs-success-bg-subtle: #051b11;
+  --bs-info-bg-subtle: #032830;
+  --bs-warning-bg-subtle: #332701;
+  --bs-danger-bg-subtle: #2c0b0e;
+  --bs-light-bg-subtle: #343a40;
+  --bs-dark-bg-subtle: #1a1d20;
+  --bs-primary-border-subtle: #084298;
+  --bs-secondary-border-subtle: #41464b;
+  --bs-success-border-subtle: #0f5132;
+  --bs-info-border-subtle: #087990;
+  --bs-warning-border-subtle: #997404;
+  --bs-danger-border-subtle: #842029;
+  --bs-light-border-subtle: #495057;
+  --bs-dark-border-subtle: #343a40;
+  --bs-heading-color: inherit;
+  --bs-link-color: #6ea8fe;
+  --bs-link-hover-color: #8bb9fe;
+  --bs-link-color-rgb: 110, 168, 254;
+  --bs-link-hover-color-rgb: 139, 185, 254;
+  --bs-code-color: #e685b5;
+  --bs-highlight-color: #dee2e6;
+  --bs-highlight-bg: #664d03;
+  --bs-border-color: #495057;
+  --bs-border-color-translucent: rgba(255, 255, 255, 0.15);
+  --bs-form-valid-color: #75b798;
+  --bs-form-valid-border-color: #75b798;
+  --bs-form-invalid-color: #ea868f;
+  --bs-form-invalid-border-color: #ea868f;
+}
+
+*,
+*::before,
+*::after {
+  box-sizing: border-box;
+}
+
+@media (prefers-reduced-motion: no-preference) {
+  :root {
+    scroll-behavior: smooth;
+  }
+}
+
+body {
+  margin: 0;
+  font-family: var(--bs-body-font-family);
+  font-size: var(--bs-body-font-size);
+  font-weight: var(--bs-body-font-weight);
+  line-height: var(--bs-body-line-height);
+  color: var(--bs-body-color);
+  text-align: var(--bs-body-text-align);
+  background-color: var(--bs-body-bg);
+  -webkit-text-size-adjust: 100%;
+  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
+}
+
+hr {
+  margin: 1rem 0;
+  color: inherit;
+  border: 0;
+  border-top: var(--bs-border-width) solid;
+  opacity: 0.25;
+}
+
+h6, h5, h4, h3, h2, h1 {
+  margin-top: 0;
+  margin-bottom: 0.5rem;
+  font-weight: 500;
+  line-height: 1.2;
+  color: var(--bs-heading-color);
+}
+
+h1 {
+  font-size: calc(1.375rem + 1.5vw);
+}
+@media (min-width: 1200px) {
+  h1 {
+    font-size: 2.5rem;
+  }
+}
+
+h2 {
+  font-size: calc(1.325rem + 0.9vw);
+}
+@media (min-width: 1200px) {
+  h2 {
+    font-size: 2rem;
+  }
+}
+
+h3 {
+  font-size: calc(1.3rem + 0.6vw);
+}
+@media (min-width: 1200px) {
+  h3 {
+    font-size: 1.75rem;
+  }
+}
+
+h4 {
+  font-size: calc(1.275rem + 0.3vw);
+}
+@media (min-width: 1200px) {
+  h4 {
+    font-size: 1.5rem;
+  }
+}
+
+h5 {
+  font-size: 1.25rem;
+}
+
+h6 {
+  font-size: 1rem;
+}
+
+p {
+  margin-top: 0;
+  margin-bottom: 1rem;
+}
+
+abbr[title] {
+  -webkit-text-decoration: underline dotted;
+  text-decoration: underline dotted;
+  cursor: help;
+  -webkit-text-decoration-skip-ink: none;
+  text-decoration-skip-ink: none;
+}
+
+address {
+  margin-bottom: 1rem;
+  font-style: normal;
+  line-height: inherit;
+}
+
+ol,
+ul {
+  padding-right: 2rem;
+}
+
+ol,
+ul,
+dl {
+  margin-top: 0;
+  margin-bottom: 1rem;
+}
+
+ol ol,
+ul ul,
+ol ul,
+ul ol {
+  margin-bottom: 0;
+}
+
+dt {
+  font-weight: 700;
+}
+
+dd {
+  margin-bottom: 0.5rem;
+  margin-right: 0;
+}
+
+blockquote {
+  margin: 0 0 1rem;
+}
+
+b,
+strong {
+  font-weight: bolder;
+}
+
+small {
+  font-size: 0.875em;
+}
+
+mark {
+  padding: 0.1875em;
+  color: var(--bs-highlight-color);
+  background-color: var(--bs-highlight-bg);
+}
+
+sub,
+sup {
+  position: relative;
+  font-size: 0.75em;
+  line-height: 0;
+  vertical-align: baseline;
+}
+
+sub {
+  bottom: -0.25em;
+}
+
+sup {
+  top: -0.5em;
+}
+
+a {
+  color: rgba(var(--bs-link-color-rgb), var(--bs-link-opacity, 1));
+  text-decoration: underline;
+}
+a:hover {
+  --bs-link-color-rgb: var(--bs-link-hover-color-rgb);
+}
+
+a:not([href]):not([class]), a:not([href]):not([class]):hover {
+  color: inherit;
+  text-decoration: none;
+}
+
+pre,
+code,
+kbd,
+samp {
+  font-family: var(--bs-font-monospace);
+  font-size: 1em;
+}
+
+pre {
+  display: block;
+  margin-top: 0;
+  margin-bottom: 1rem;
+  overflow: auto;
+  font-size: 0.875em;
+}
+pre code {
+  font-size: inherit;
+  color: inherit;
+  word-break: normal;
+}
+
+code {
+  font-size: 0.875em;
+  color: var(--bs-code-color);
+  word-wrap: break-word;
+}
+a > code {
+  color: inherit;
+}
+
+kbd {
+  padding: 0.1875rem 0.375rem;
+  font-size: 0.875em;
+  color: var(--bs-body-bg);
+  background-color: var(--bs-body-color);
+  border-radius: 0.25rem;
+}
+kbd kbd {
+  padding: 0;
+  font-size: 1em;
+}
+
+figure {
+  margin: 0 0 1rem;
+}
+
+img,
+svg {
+  vertical-align: middle;
+}
+
+table {
+  caption-side: bottom;
+  border-collapse: collapse;
+}
+
+caption {
+  padding-top: 0.5rem;
+  padding-bottom: 0.5rem;
+  color: var(--bs-secondary-color);
+  text-align: right;
+}
+
+th {
+  text-align: inherit;
+  text-align: -webkit-match-parent;
+}
+
+thead,
+tbody,
+tfoot,
+tr,
+td,
+th {
+  border-color: inherit;
+  border-style: solid;
+  border-width: 0;
+}
+
+label {
+  display: inline-block;
+}
+
+button {
+  border-radius: 0;
+}
+
+button:focus:not(:focus-visible) {
+  outline: 0;
+}
+
+input,
+button,
+select,
+optgroup,
+textarea {
+  margin: 0;
+  font-family: inherit;
+  font-size: inherit;
+  line-height: inherit;
+}
+
+button,
+select {
+  text-transform: none;
+}
+
+[role=button] {
+  cursor: pointer;
+}
+
+select {
+  word-wrap: normal;
+}
+select:disabled {
+  opacity: 1;
+}
+
+[list]:not([type=date]):not([type=datetime-local]):not([type=month]):not([type=week]):not([type=time])::-webkit-calendar-picker-indicator {
+  display: none !important;
+}
+
+button,
+[type=button],
+[type=reset],
+[type=submit] {
+  -webkit-appearance: button;
+}
+button:not(:disabled),
+[type=button]:not(:disabled),
+[type=reset]:not(:disabled),
+[type=submit]:not(:disabled) {
+  cursor: pointer;
+}
+
+::-moz-focus-inner {
+  padding: 0;
+  border-style: none;
+}
+
+textarea {
+  resize: vertical;
+}
+
+fieldset {
+  min-width: 0;
+  padding: 0;
+  margin: 0;
+  border: 0;
+}
+
+legend {
+  float: right;
+  width: 100%;
+  padding: 0;
+  margin-bottom: 0.5rem;
+  font-size: calc(1.275rem + 0.3vw);
+  line-height: inherit;
+}
+@media (min-width: 1200px) {
+  legend {
+    font-size: 1.5rem;
+  }
+}
+legend + * {
+  clear: right;
+}
+
+::-webkit-datetime-edit-fields-wrapper,
+::-webkit-datetime-edit-text,
+::-webkit-datetime-edit-minute,
+::-webkit-datetime-edit-hour-field,
+::-webkit-datetime-edit-day-field,
+::-webkit-datetime-edit-month-field,
+::-webkit-datetime-edit-year-field {
+  padding: 0;
+}
+
+::-webkit-inner-spin-button {
+  height: auto;
+}
+
+[type=search] {
+  -webkit-appearance: textfield;
+  outline-offset: -2px;
+}
+
+[type="tel"],
+[type="url"],
+[type="email"],
+[type="number"] {
+  direction: ltr;
+}
+::-webkit-search-decoration {
+  -webkit-appearance: none;
+}
+
+::-webkit-color-swatch-wrapper {
+  padding: 0;
+}
+
+::-webkit-file-upload-button {
+  font: inherit;
+  -webkit-appearance: button;
+}
+
+::file-selector-button {
+  font: inherit;
+  -webkit-appearance: button;
+}
+
+output {
+  display: inline-block;
+}
+
+iframe {
+  border: 0;
+}
+
+summary {
+  display: list-item;
+  cursor: pointer;
+}
+
+progress {
+  vertical-align: baseline;
+}
+
+[hidden] {
+  display: none !important;
+}
+/*# sourceMappingURL=bootstrap-reboot.rtl.css.map */

index.html

@@ -1,39 +1,21 @@
 <!DOCTYPE html>
-<html lang="en">
+<html lang="en"
+  class="h-100"
+  data-bs-theme="auto">
 
 <head>
   <meta charset="UTF-8">
   <meta name="viewport"
     content="width=device-width, initial-scale=1.0">
-  <title>The Conquest of Bread by Petr Alekseevich Kropotkin</title>
+  <title>Fediverse Sharing Button</title>
   <meta name="description"
     content="One of the current objections to Communism, and Socialism altogether, is that the idea is so old, and yet it has never been realized.">
+  <link rel="stylesheet"
+    href="./assets/libs/bootstrap/5.3.3/css/bootstrap.min.css">
   <link rel="stylesheet"
     href="./fediverse-share-button/styles.min.css">
   <style>
     /* Demo page styles, not needed for the share button. */
-    body {
-      padding: 20px 24px;
-      font-family: sans-serif;
-      line-height: 1.2rem
-    }
-
-    header {
-      margin-bottom: 32px;
-    }
-
-    header,
-    article {
-      color: #4a4a4a;
-    }
-
-    .note {
-      background-color: #efefef;
-      padding: 14px;
-      border-radius: 10px;
-      margin-bottom: 32px;
-      font-weight: bold;
-    }
 
     .explainer {
       font-family: 'Segoe Print', 'Bradley Hand', Chilanka, TSCu_Comic, casual, cursive;
@@ -45,73 +27,62 @@
       margin-top: 2rem;
       margin-bottom: 2rem;
     }
-
-    .fsb-prompt {
-      margin-top: 0 !important;
-    }
   </style>
 </head>
 
-<body>
+<body class="d-flex flex-column h-100">
-  <div class="note">This is a demo of the <a
+  <main class="flex-shrink-0">
-      href="https://stefanbohacek.com/project/fediverse-sharing-button/">Fediverse
+    <div class="container">
-      Share Button</a> project. Try it out at the bottom of
+      <h1 class="mt-5 fw-bold">Fediverse Sharing Button</h1>
-    this page.</div>
+      <p class="lead">Make it easy to share your website or a blog with the fediverse</p>
-  <header>
+      <ul class="mt-4">
-    <h1>The Conquest of Bread</h1>
+        <li>Minimalist design with no pop-ups</li>
-    <p>by <a href="https://www.gutenberg.org/ebooks/23428">Petr Alekseevich Kropotkin</a></p>
+        <li>Remembers the last fediverse domain used</li>
-  </header>
+        <li>Supports several fediverse platform (<a
-  <article style="max-width: 900px;">
+            href="https://github.com/stefanbohacek/fediverse-share-button/#q-which-platforms-are-supported">see full
-    <p>One of the current objections to Communism, and Socialism altogether, is that the idea is so old, and yet it has
+            list</a>) and shows a matching logo</li>
-      never been realized. Schemes of ideal States haunted the thinkers of Ancient Greece; later on, the early
+        <li>Open-source</li>
-      Christians joined in communist groups; centuries later, large communist brotherhoods came into existence during
+      </ul>
-      the Reform movement. Then, the same ideals were revived during the great English and French Revolutions; and
+      <p class="explainer d-block mt-5 mb-3">Try it here ⤵</p>
-      finally, quite lately, in 1848, a revolution, inspired to a great extent with Socialist ideals, took place in
+      <form class="fsb-prompt mt-0">
-      France. "And yet, you see," we are told, "how far away is still the realization of your schemes. Don't you think
+        <label>Share this page from your fediverse server</label>
-      that there is some fundamental error in your understanding of human nature and its needs?"</p>
+        <div class="fsb-input-group mb-3">
-    <p>At first sight this objection seems very serious. However, the moment we consider human history more attentively,
+          <span class="fsb-input-group-text">https://</span>
-      it loses its strength. We see, first, that hundreds of millions of men have succeeded in maintaining amongst
+          <input required
-      themselves, in their village communities, for many hundreds of years, one of the main elements of Socialism—the
+            type="text"
-      common ownership of the chief instrument of production, the land, and the apportionment of the same according to
+            name="fediverse-domain"
-      the labour capacities of the different families; and we learn that if the communal possession of the land has been
+            placeholder="mastodon.social"
-      destroyed in Western Europe, it was not from within, but from without, by the governments which created a land
+            class="fsb-input fsb-domain"
-      monopoly in favour of the nobility and the middle classes. We learn, moreover, that the medieval cities succeeded
+            aria-label="Server domain">
-      in maintaining in their midst, for several centuries in succession, a certain socialized organization of
+          <button class="fsb-button"
-      production and trade; that these centuries were periods of a rapid intellectual, industrial, and artistic
+            type="submit"><img alt="Fediverse platform logo"
-      progress; while the decay of these communal institutions came mainly from the incapacity of men of combining the
+              src="./fediverse-share-button/icons/mastodon.svg"
-      village with the city, the peasant with the citizen, so as jointly to oppose the growth of the military states,
+              class="fsb-icon"></span>Share</button>
-      which destroyed the free cities.</p>
+        </div>
+        <p class="fsb-support-note fsb-d-none">This server does not support sharing. Please visit <a
+            class="fsb-support-note-link"
+            target="_blank"
+            href=""></a>.</p>
+      </form>
 
-    <p>The history of mankind, thus understood, does not offer, then, an argument against Communism. It appears, on the
+      <p class="mt-5">
-      contrary, as a succession of endeavours to realize some sort of communist organization, endeavours which were
+        <a class="btn btn-dark"
-      crowned here and there with a partial success of a certain duration; and all we are authorized to conclude is,
+          href="https://github.com/stefanbohacek/fediverse-share-button/">Get the code</a>
-      that mankind has not yet found the proper form for combining, on communistic principles, agriculture with a
+        <a class="btn btn-dark"
-      suddenly developed industry and a rapidly growing international trade. The latter appears especially as a
+          href="https://github.com/stefanbohacek/fediverse-share-button-wordpress/">Add to WordPress <sup>beta</sup></a>
-      disturbing element, since it is no longer individuals only, or cities, that enrich themselves by distant commerce
+        <a class="btn btn-light"
-      and export; but whole nations grow rich at the cost of those nations which lag behind in their industrial
+          href="https://stefanbohacek.com/project/fediverse-sharing-button/">Learn more</a>
-      development.</p>
+      </p>
-  </article>
-  <p class="explainer d-block mt-4 mb-3">Try it here ⤵</p>
-  <form class="fsb-prompt">
-    <label>Share this page from your fediverse server</label>
-    <div class="fsb-input-group mb-3">
-      <span class="fsb-input-group-text">https://</span>
-      <input required
-        type="text"
-        name="fediverse-domain"
-        placeholder="mastodon.social"
-        class="fsb-input fsb-domain"
-        aria-label="Server domain">
-      <button class="fsb-button"
-        type="submit"><img alt="Fediverse platform logo"
-          src="./fediverse-share-button/icons/mastodon.svg"
-          class="fsb-icon"></span>Share</button>
     </div>
-    <p class="fsb-support-note fsb-d-none">This server does not support sharing. Please visit <a
+  </main>
-        class="fsb-support-note-link"
+
-        target="_blank"
+  <footer class="footer mt-auto py-3 bg-body-tertiary">
-        href=""></a>.</p>
+    <div class="container">
-  </form>
+      <span class="text-body-secondary">Created by <a class="text-body-secondary"
+          href="https://stefanbohacek.com/">Stefan Bohacek</a>.</span>
+    </div>
+  </footer>
+
   <script class="fsb-script"
     src="./fediverse-share-button/script.min.js"
     defer>