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CSS

:root {
--alternate-row-color: #e8e8e8;
--body-margin: 8px; /* Default value in browsers */
--max-font-size-unitless: 18;
/* Measurements of the width of all columns
except name and description on smaller screens */
--collapsed-static-column-width-px: 400px;
--collapsed-static-column-width: calc(
( 400 / var(--max-font-size-unitless) ) * 1rem
);
/* Measurements of the width of all columns
except name and description on wider screens */
--expanded-static-column-width-px: 800px;
--expanded-static-column-width: calc(
( 800 / var(--max-font-size-unitless) ) * 1rem
);
/* Space left for the name and description columns,
in the collapsed and expanded cases. */
--collapsed-dynamic-columns-width:
calc(
100vw
- var(--collapsed-static-column-width)
- 2 * var(--body-margin);
);
--expanded-dynamic-columns-width:
calc(
100vw
- var(--expanded-static-column-width)
);
/* Default for wide screens. */
--dynamic-columns-width: var(--expanded-dynamic-columns-width);
}
html {
font-size: clamp(10px, 2vw, var(--max-font-size-unitless) * 1px);
}
body {
margin: 0;
}
html.js .noscript, .hidden {
display: none;
}
.clickable {
cursor: pointer;
}
.anchorstyle {
color: rgb(0, 102, 204);
text-decoration: underline;
}
html:not(.js) .js-only {
display: none;
}
header {
display: flex;
direction: row;
/* Push items as far apart as possible */
justify-content: space-between;
padding-top: var(--body-margin);
padding-inline: var(--body-margin);
}
#headline {
text-align: center;
flex-grow: 1;
}
/* --- Table --- */
#tbl_communities {
margin: 0 auto;
--cell-padding-h: 0.5em;
--cell-padding-v: 0.5em;
--cell-padding: var(--cell-padding-h) var(--cell-padding-v);
--cell-padding-small:
calc( var(--cell-padding-h) / 2 ) calc( var(--cell-padding-v) / 2 );
}
/* Cells in general */
#tbl_communities th {
white-space: nowrap;
}
#tbl_communities :is(th, td) {
padding: var(--cell-padding-v) var(--cell-padding-h);
}
#tbl_communities th.sortable {
position: relative;
padding-right: calc( 1.35em + var(--cell-padding-h) );
}
#tbl_communities th.sortable::after {
position: absolute;
right: calc( var(--cell-padding-h) );
top: 50%;
transform: translateY(-50%);
/* content: "\25C7"; */ /* White diamond */
/* content: "\2195"; */ /* Up-down arrow */
/* content: "\25A1"; */ /* White square */
/* content: "\25B8"; */ /* Small right pointing triangle */
content: "\2B25"; /* Black medium diamond */
color: grey;
font-size: 1.3em;
}
#tbl_communities[data-sort-asc=true] th[data-sort=true]::after {
content: "\25B2"; /* Black up pointing triangle */
color: initial;
font-size: 1em;
}
#tbl_communities[data-sort-asc=false] th[data-sort=true]::after {
content: "\25BC"; /* Black up pointing triangle */
color: initial;
font-size: 1em;
}
#toggle-show-room-ids:not(:checked)
~ #tbl_communities :is(#th_identifier, .td_identifier) {
display: none;
}
#tbl_communities th {
background-color: lightgray;
}
#tbl_communities tr:nth-child(even) {
--row-color: white;
}
#tbl_communities tr:nth-child(odd) {
--row-color: var(--alternate-row-color);
background-color: var(--alternate-row-color);
}
/* Particular columns */
.td_identifier {
font-family: monospace;
}
#th_name, .td_name {
width: calc(
0.375 * (
var(--dynamic-columns-width)
)
);
max-width: calc(
0.375 * (
var(--dynamic-columns-width)
)
);
overflow: hidden;
text-overflow: ellipsis;
}
.td_language {
text-align: center;
font-size: 1.5em;
}
.td_language:empty::after {
content: "\2753";
}
.td_description {
position: relative;
overflow: hidden;
text-overflow: ellipsis;
/* Prevents middle alignment with table-cell. */
display: -webkit-box;
-webkit-box-orient: vertical;
-webkit-line-clamp: 3;
}
#th_description, .td_description {
width: calc(
0.625 * (
var(--dynamic-columns-width)
)
);
max-width: calc(
0.625 * (
var(--dynamic-columns-width)
)
);
}
.td_description::after {
/* Cover overflowing description lines with internal border. */
position: absolute;
bottom: 0;
left: 0;
width: 100%;
height: var(--cell-padding-h);
content: "";
background-color: var(--row-color);
}
.td_users {
text-align: center;
/* font-weight: bold; */
}
.td_preview {
text-align: center;
}
.protocol-indicator {
display: inline-block;
font-family: monospace;
border-radius: 4px;
padding: .25em .05em;
width: 6ch;
text-align: center;
text-shadow: 0 0 0.5em #0003;
}
a[href^="http:"] .protocol-indicator { background-color:lightgray }
a[href^="https:"] .protocol-indicator { background-color:lightblue }
a[href^="http:"] .protocol-indicator::after {
content: "HTTP";
}
a[href^="https:"] .protocol-indicator::after {
content: "HTTPS";
}
.td_qr_code {
padding: var(--cell-padding-small) !important;
}
.td_server_icon {
text-align: center;
padding: var(--cell-padding-small) !important;
font-size: 1.1em;
}
.td_server_icon-circle {
display: flex;
align-items: center;
justify-content: center;
width: 2em;
height: 2em;
border-radius: 100%;
font-family: sans-serif;
margin: 0 auto;
color: white;
text-shadow: 0 0 0.25em #000a;
box-shadow: 0 0 0.05em #777;
}
.td_server_icon-circle span {
position: relative;
top: 0.05em;
}
.td_join_url {
font-family: monospace;
white-space: nowrap;
font-size: .8em;
}
.join_url {
overflow: hidden;
text-overflow: ellipsis;
max-width: 20vw;
/* Apply margin against copy button or link. */
/* URL now guaranteed to have interactive element to right when present. */
margin-right: 1em;
}
@media (max-width: 1050px) {
/* Only current width breakpoint; */
/* Would follow w4 and precede w6. */
.show-from-w5 {
display: none;
}
#th_preview, .td_preview {
display: none;
}
:root {
--dynamic-columns-width: var(--collapsed-dynamic-columns-width);
}
}
@media (max-width: 500px) {
:root {
/* ! For when descriptions don't wrap and 100vw doesn't work. */
--dynamic-columns-width: 15rem;
}
}
.join_url_container {
display: flex;
flex-direction: row;
align-items: center;
justify-content: space-around;
}
.copy_button {
font-size: 1.1em;
padding: var(--cell-padding);
}
/* --- Footer --- */
footer {
display: flex;
flex-direction: column;
align-items: center;
max-width: 100%;
text-align: center;
padding-bottom: var(--body-margin);
padding-inline: var(--body-margin);
}
footer p {
width: 75%;
margin: .5em;
text-align: center;
}
footer nav a {
display: inline-block;
margin: .25em;
white-space: nowrap;
}
label[for=toggle-show-room-ids]::after {
content: " (Off)"
}
#toggle-show-room-ids:checked
~ footer label[for=toggle-show-room-ids]::after {
content: " (On)"
}
/* --- QR code modals --- */
.qr-code {
display: block;
margin-left: auto;
margin-right: auto;
width: 50%;
}
.qr-code-icon {
cursor: pointer;
}
.qr-code-modal {
display: none; /* Hidden by default */
position: fixed; /* Stay in place */
z-index: 1; /* Sit on top */
left: 0;
top: 0;
width: 100%; /* Full width */
height: 100%; /* Full height */
padding-top: 100px; /* Location of the box */
background-color: rgb(0,0,0); /* Fallback color */
background-color: rgba(0,0,0,0.4); /* Black w/ opacity */
/*overflow: auto;*/ /* Enable scroll if needed */
}
.qr-code-modal-content {
background-color: #ffffff;
border: 1px solid #000000;
width: 80%;
margin: auto;
padding: 20px;
}
.qr-code-modal-close {
float: right;
font-size: 35px;
font-weight: bold;
color: #aaaaaa;
}
.qr-code-modal-close:hover,
.qr-code-modal-close:focus {
cursor: pointer;
text-decoration: none;
color: #000000;
}
/* <Snackbar> */
/* The snackbar - position it at the bottom and in the middle of the screen */
#copy-snackbar {
visibility: hidden; /* Hidden by default. Visible on click */
background-color: #333; /* Black background color */
color: #fff; /* White text color */
text-align: center; /* Centered text */
border-radius: 2px; /* Rounded corners */
padding: 16px;
position: fixed; /* Move along as viewport scrolls */
z-index: 1; /* Add a z-index if needed */
left: 50%; /* Offset the snackbar by half the viewport width */
transform: translateX(-50%); /* Push the snackbar back by half its width */
bottom: 30px; /* 30px from the bottom */
}
/* Show the snackbar when clicking on a button (class added with JavaScript) */
#copy-snackbar.show {
visibility: visible; /* Show the snackbar */
/* Add animation: Take 0.5 seconds to fade in and out the snackbar.
However, delay the fade out process for 2.5 seconds */
-webkit-animation: fadein 0.5s, fadeout 0.5s 2.5s;
animation: fadein 0.5s, fadeout 0.5s 2.5s;
}
/* Animations to fade the snackbar in and out */
@-webkit-keyframes fadein {
from {bottom: 0; opacity: 0;}
to {bottom: 30px; opacity: 1;}
}
@keyframes fadein {
from {bottom: 0; opacity: 0;}
to {bottom: 30px; opacity: 1;}
}
@-webkit-keyframes fadeout {
from {bottom: 30px; opacity: 1;}
to {bottom: 0; opacity: 0;}
}
@keyframes fadeout {
from {bottom: 30px; opacity: 1;}
to {bottom: 0; opacity: 0;}
}