/*	layout */
main.music {
    padding: 0 1.5rem 100px 1.5rem;
}

main.music section:not(:first-child) {
    margin-top: 5rem;
}

main.music header {
    margin: 1.5rem 0;
}

main.music header .title {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    border-bottom: dotted 1px var(--bs-gray-500);
    padding-bottom: 0.25rem;
}

main.music header .description {
    color: var(--bs-gray-500);
    font-size: 0.9rem;
    font-weight: 300;
    margin-left: 3px;
}

main.music h1 {
    margin: 0;
    font-family: var(--font-title);
    font-size: calc(1.5rem + 1.5vw);
    font-style: italic;
}

main.music h6 {
    margin: 0;
    font-size: 0.9rem;
    font-family: var(--font-gothic);
    font-weight: 300;
}

main.music footer {
    position: fixed;
    z-index: 9;
    bottom: 0;
    left: 0;
    width: 100%;
    background-color: rgba(0, 0, 0, 0.3);
    padding: 1rem 0 0 0;

    display: flex;
    justify-content: center;
    flex-direction: column;
    align-items: center;

    transition: all .5s;
}

main.music footer .notice {
    color: var(--bs-orange);
    font-family: var(--font-title);
    font-weight: 900;
    font-size: 2rem;
    line-height: 1.2;
    margin-bottom: .5rem;

    background-image: linear-gradient(
        -225deg,
        #231557 0%,
        #44107a 29%,
        #ff1361 67%,
        #fff800 100%
    );
    background-size: auto auto;
    background-clip: border-box;
    background-size: 200% auto;
    color: #fff;
    background-clip: text;
    text-fill-color: transparent;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: textclip 2s linear infinite;
}

@keyframes textclip {
    to {
        background-position: 200% center;
    }
}

#player-title {
    text-align: center;
    font-size: 0.9rem;
    color: #fff;
    line-height: 1.2;
    padding: .5rem;
    transition: all .5s;
}

a.song.playing {
    color: var(--red-dark);
    font-weight: 700 !important;
    animation: breathing-text 4s ease-in-out infinite;
}

main.music footer.playing {
    background-color: #000;
    transform-style: preserve-3d;
    -webkit-transform-style: preserve-3d;
    transition: all .5s;
}

main.music footer.playing .notice {
    display: none;
}

main.music footer.playing:before,
main.music footer.playing:after {
    content: '';
    position: absolute;
    transform: translateZ(-1px);
    -webkit-transform: translateZ(-1px);
    inset: 0;
    background-color: #FF0048;
    background: linear-gradient(45deg, #FFAD00, #FF302F, #d400d4);
}

main.music footer.playing:before {
    animation: playing-before 4s infinite;
}

main.music footer.playing:after {
    animation: playing-after 4s infinite;
}

main.music footer.playing #player-title {
    font-weight: 700;
    transition: all .5s;
    z-index: 1;
}

main.music footer.playing #player {
    z-index: 1;
}

@media (min-width: 576px) {
    main.music {
        padding: 0;
        padding-bottom: 120px;
    }
}

@media (min-width: 768px) {
    main.music footer {
        transform: translateX(-50%);
        width: auto;
        left: 50%;
        padding: 1rem 1rem 0 1rem;
        margin: 1rem;
        border-radius: 1rem;
    }

    main.music footer.playing:before,
    main.music footer.playing:after {
        border-radius: 1rem;
    }
}

@media (min-width: 992px) {
    main.music {
        max-width: 960px;
    }
}

@keyframes playing-before {
    0% {
        inset: 0px;
    }
    30% {
        inset: -1px;
    }
    70% {
        inset: -1px;
    }
    100% {
        inset: 0px;
    }
}

@keyframes playing-after {
    0% {
        inset: 0px;
    }
    30% {
        inset: -1px;
        filter: blur(10px);
    }
    70% {
        inset: -1px;
        filter: blur(10px);
    }
    100% {
        inset: 0px;
        filter: blur(0);
    }
}

@keyframes breathing-text {
    33% {
        color: #FFAD00;
    }

    66% {
        color: #FF302F;
    }

    100% {
        color: #d400d4;
    }
}

/*	register-form */
main.music-compose {
    padding-top: 80px;
}

#register-form {
    margin: 2rem;
}

#register-form label {
    display: block;
    font-size: small;
    padding-top: 2rem;
    font-family: 'Ubuntu', -apple-system, BlinkMacSystemFont, 'Malgun Gothic';
}

#register-form .submit-div {
    text-align: center;
    padding: 3rem 0;
}

@media (min-width: 768px) {
    #register-form {
        max-width: 720px;
        margin: 2rem auto;
    }
}

/*	ul.list */
ul.list {
    list-style: none;
    margin: 0;
    padding: 0;
}

ul.list li {
    padding: 1.5rem;
    font-size: 1.25rem;
}

ul.list li:nth-of-type(odd) {
    background-color: var(--bs-gray-100);
}

ul.list a {
    color: var(--bs-black);
    font-family: var(--font-title);
    transition: all .5s;
}

ul.list a i {
    font-size: 0.75rem;
}

ul.list a:hover {
    color: var(--red-dark);
    transition: all .5s;
}

ul.list .cont {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

ul.list .title {
    display: flex;
    align-items: center;
    line-height: 1.1;
}

ul.list .title button {
    margin-right: 0.5rem;
}

ul.list .audio-btn {
    align-items: center;
    border: solid 1px var(--bs-gray-200);
    background-color: var(--bs-gray-200);
    border-radius: .25rem;
    font-size: 1.25rem;
    padding: 0 .5rem;
}

ul.list .audio-btn.playing {
    background-color: var(--red-dark);
    color: #fff;
}

ul.list .composer {
    font-family: var(--font-gothic);
    font-size: 0.6em;
    color: var(--bs-gray-600);
}

ul.list .download {
    text-align: right;
    margin-top: .5rem;
}

ul.list .download a {
    border: solid 1px var(--bs-gray-200);
    border-radius: .5rem;
    padding: .25rem 1rem;
    color: var(--bs-black);
    background-color: #fff;
    font-family: var(--font-gothic);
    font-size: 0.6em;
    font-weight: 700;
    line-height: 1.1;
}

ul.list .download a i {
    margin-left: .25rem;
}

ul.list .download a span {
    font-weight: 300;
}

ul.list .download a:hover {
    background-color: var(--bs-black);
    color: #fff;
    border-color: var(--bs-black);
}

ul.list .manage {
    font-size: x-small;
    text-align: right;
    color: var(--red-light)
}
ul.list .manage a {
    color: var(--bs-gray-500)
}

/*	ul.articles */
ul.articles .composer {
    text-align: right;
}

ul.articles .composer a {
    color: var(--bs-gray-500)
    line-height: 1.1
}

ul.list .desc {
    margin: .5rem 0;
    color: var(--bs-gray-500);
    line-height: 1.2;
    font-size: 0.8em;
    font-weight: 300;
    font-family: var(--font-gothic);
}

ul.list .desc a {
    color: var(--bs-gray-500);
}

ul.list .desc a:hover {
    color: var(--red-dark);
}

@media (min-width: 768px) {
    ul.list {
        display: grid;
        grid-template-columns: 1fr 1fr;
    }

    ul.list li:nth-of-type(odd) {
        background-color: transparent;
    }

    ul.list li:nth-child(4n+1),
    ul.list li:nth-child(4n+4) {
        background-color: var(--bs-gray-100);
    }
}