yt-music-live/extension/styles/main.css

@font-face {
    font-family: 'Exo 2';
    font-style: normal;
    font-weight: 100 900;
    src: url('/fonts/cyrillic-ext.woff2') format('woff2');
    unicode-range: U+0460-052F, U+1C80-1C88, U+20B4, U+2DE0-2DFF, U+A640-A69F, U+FE2E-FE2F;
}

@font-face {
    font-family: 'Exo 2';
    font-style: normal;
    font-weight: 100 900;
    src: url('/fonts/cyrillic.woff2') format('woff2');
    unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}

@font-face {
    font-family: 'Exo 2';
    font-style: normal;
    font-weight: 100 900;
    src: url('/fonts/vietnamese.woff2') format('woff2');
    unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}

@font-face {
    font-family: 'Exo 2';
    font-style: normal;
    font-weight: 100 900;
    src: url('/fonts/latin-ext.woff2') format('woff2');
    unicode-range: U+0100-02AF, U+0304, U+0308, U+0329, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20CF, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

@font-face {
    font-family: 'Exo 2';
    font-style: normal;
    font-weight: 100 900;
    src: url('/fonts/latin.woff2') format('woff2');
    unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

:root {
    --color-1: rgb(150, 15, 38);
    --dark-1: rgba(0, 0, 0, .1);
    --dark-2: rgba(0, 0, 0, .2);
    --box-shadow-1:
            0 .375rem .625rem .25rem rgba(0, 0, 0, .15),
            0 .1875rem .1875rem rgba(0, 0, 0, .3);
    --box-shadow-2:
            0 .5rem .75rem .375rem rgba(0, 0, 0, .15),
            0 .25rem .25rem rgba(0, 0, 0, .3);
}

*:not(input, textarea, label) {
    color: white;
    -webkit-tap-highlight-color: transparent;
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}

html {
    width: 24rem;
    background-color: #000000;
    background-image:
            radial-gradient(45% 85% at 65% 65%, rgba(13, 58, 216, 0.8) 0%, rgba(0, 0, 0, 0) 100%),
            radial-gradient(35% 70% at 35% 50%, #9d0303 0%, rgba(0, 0, 0, 0) 79.09%);
    background-position: center;
    background-attachment: fixed;
    background-size: cover;
    background-repeat: no-repeat;
    font-family: 'Exo 2', sans-serif;
    font-size: 16px;
    scroll-behavior: smooth;
    overflow-x: hidden;
}

body {
    margin: 0;
    padding: 1rem;
    max-width: 100%;
    overflow-x: hidden;
}

form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

h1 {
    margin: 0 0 1.25rem 0;
    font-size: 1.25rem;
    font-weight: 500;
}

div.field {
    position: relative;
}

input,
textarea {
    box-sizing: border-box;
    width: 100%;
    height: 100%;
    border: none;
    outline: none;
    background: white;
    color: black;
    box-shadow: var(--box-shadow-2);
    border-radius: 1rem;
    font-family: 'Exo 2', sans-serif;
    font-size: 1rem;
    transition: box-shadow, font-size .4s;
}

label {
    white-space: nowrap;
    text-overflow: ellipsis;
    overflow-x: hidden;
}

input:read-only {
    cursor: not-allowed;
}

input[type='text'],
input[type='email'],
input[type='tel'],
input[type='url'],
input[type='password'],
input[type='number'],
input[type='search'],
input[type='datetime-local'],
input[type='date'],
input[type='month'],
input[type='week'],
input[type='time'],
textarea {
    padding: 1.5rem 1rem .75rem 1rem;
}

textarea {
    width: 100%;
    min-height: 8rem;
    resize: vertical;
}

input[type='text'] + label,
input[type='email'] + label,
input[type='tel'] + label,
input[type='url'] + label,
input[type='password'] + label,
input[type='number'] + label,
input[type='search'] + label,
input[type='datetime-local'] + label,
input[type='date'] + label,
input[type='month'] + label,
input[type='week'] + label,
input[type='time'] + label,
textarea + label {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    padding: 1rem;
    color: black;
    font-size: 1rem;
    font-weight: 400;
    pointer-events: none;
    transition: all .1s;
}

input[type='text'].focus + label,
input[type='email'].focus + label,
input[type='tel'].focus + label,
input[type='url'].focus + label,
input[type='password'].focus + label,
input[type='number'].focus + label,
input[type='search'].focus + label,
input[type='datetime-local'].focus + label,
input[type='date'].focus + label,
input[type='month'].focus + label,
input[type='week'].focus + label,
input[type='time'].focus + label,
textarea.focus + label {
    padding-top: .5rem;
    font-size: .75rem;
    font-weight: 600;
}

input[type='text']:required + label::after,
input[type='email']:required + label::after,
input[type='tel']:required + label::after,
input[type='url']:required + label::after,
input[type='password']:required + label::after,
input[type='number']:required + label::after,
input[type='search']:required + label::after,
input[type='datetime-local']:required + label::after,
input[type='date']:required + label::after,
input[type='month']:required + label::after,
input[type='week']:required + label::after,
input[type='time']:required + label::after,
textarea:required + label::after {
    content: '*';
    color: var(--color-1);
    font-weight: bold;
}

input[type='text']::placeholder,
input[type='email']::placeholder,
input[type='tel']::placeholder,
input[type='url']::placeholder,
input[type='password']::placeholder,
input[type='number']::placeholder,
input[type='search']::placeholder,
input[type='datetime-local']::placeholder,
input[type='date']::placeholder,
input[type='month']::placeholder,
input[type='week']::placeholder,
input[type='time']::placeholder,
textarea.focus + label {
    opacity: 0;
    transition: all .4s;
}

input[type='text'].focus::placeholder,
input[type='email'].focus::placeholder,
input[type='tel'].focus::placeholder,
input[type='url'].focus::placeholder,
input[type='password'].focus::placeholder,
input[type='number'].focus::placeholder,
input[type='search'].focus::placeholder,
input[type='datetime-local'].focus::placeholder,
input[type='date'].focus::placeholder,
input[type='month'].focus::placeholder,
input[type='week'].focus::placeholder,
input[type='time'].focus::placeholder,
textarea.focus + label {
    opacity: 1;
}

input[type='datetime-local']:not(.focus)::-webkit-datetime-edit-fields-wrapper,
input[type='date']:not(.focus)::-webkit-datetime-edit-fields-wrapper,
input[type='month']:not(.focus)::-webkit-datetime-edit-fields-wrapper,
input[type='week']:not(.focus)::-webkit-datetime-edit-fields-wrapper,
input[type='time']:not(.focus)::-webkit-datetime-edit-fields-wrapper {
    opacity: 0;
}

input[type='button'],
input[type='submit'] {
    padding: 1.125rem 1rem;
    background: var(--dark-1);
    box-shadow: var(--box-shadow-2);
    color: white;
    cursor: pointer;
    transition: all .4s;
}

input[type='button']:not(:disabled):hover,
input[type='submit']:not(:disabled):hover {
    background: var(--dark-2);
}

input[type='button']:not(:disabled):focus,
input[type='submit']:not(:disabled):focus {
    background: var(--dark-2);
    box-shadow: var(--box-shadow-1);
}

input[type='button']:not(:disabled):active,
input[type='submit']:not(:disabled):active {
    background: var(--dark-2);
    box-shadow: var(--box-shadow-1);
}

input[type='button']:disabled,
input[type='submit']:disabled {
    cursor: not-allowed;
}

input[type='text'][data-error],
input[type='email'][data-error],
input[type='number'][data-error],
input[type='password'][data-error],
textarea[data-error] {
    background: var(--color-1);
}

input[type='text'][data-error] + label,
input[type='email'][data-error] + label,
input[type='number'][data-error] + label,
input[type='password'][data-error] + label,
textarea[data-error] + label {
    color: white;
}

input[type="checkbox"],
input[type="radio"] {
    position: absolute;
    z-index: -1;
    opacity: 0;
}

input[type="checkbox"] + label,
input[type="radio"] + label {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    border-radius: 1rem;
    cursor: pointer;
}

input[type="checkbox"]:checked + label,
input[type="radio"]:checked + label {
    background-image: url('data:image/svg+xml,%3Csvg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"%3E%3Cpath d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z" fill="white" opacity=".3" /%3E%3C/svg%3E');
    background-repeat: no-repeat no-repeat;
    background-size: 4rem;
    background-attachment: local;
    background-position: right bottom;
}

input[type='checkbox']:disabled + label,
input[type='radio']:disabled + label {
    cursor: not-allowed;
}