/* Nền chung */
html {
    color: white;
    background: black;
}
/* Tiêu đề menu */
.setting-menu {
    background: #2d2d2d;
    width: 100%;
    height: 45px;
    text-align: center;
    color: white;
    font-size: 22px;
    border-radius: 8px;
    line-height: 45px;
    font-weight: bold;
    box-shadow: 0px 2px 5px rgba(255, 255, 255, 0.1);
    z-index: 2;
}
.container-2 {
    background: #2d2d2d;
    width: 100%;
    height: 45px;
    text-align: center;
    color: white;
    font-size: 22px;
    border-radius: 8px;
    line-height: 45px;
    font-weight: bold;
    box-shadow: 0px 2px 5px rgba(255, 255, 255, 0.1);
    display: none;
    z-index: 2;
}
.container-3 {
    background: #2d2d2d;
    width: 100%;
    height: 45px;
    text-align: center;
    color: white;
    font-size: 22px;
    border-radius: 8px;
    line-height: 45px;
    font-weight: bold;
    box-shadow: 0px 2px 5px rgba(255, 255, 255, 0.1);
    display: none;
    z-index: 4;
}
/* Các mục trong menu */
.info-account,
.info,
.change-ui,
.change-backgound {
    width: 100%;
    height: 45px;
    margin-top: 50px;
    border-radius: 6px;
    font-size: 18px;
    font-weight: 500;
    cursor: pointer;
    text-align: center;
    transition: all 0.3s ease-in-out;
}

/* Hiệu ứng hover */
.info-account:hover,
.info:hover,
.change-ui:hover,
.change-backgound:hover {
    color: pink;
    transform: scale(1.05);
}

/* Định vị phần tử */
.info {
    top: 30em;
    width: 95%;
    position: absolute;
}
.back,
.back-1,
.back-2 {
    position: absolute;
    top: 0.5em;
    font-size: 25px;
    left: 0.3px;
}
i {
    font-size: 12px;
}
.file {
    display: none; /* Ẩn input file mặc định */
}

.custom-file-upload {
    display: inline-block;
    padding: 10px 20px;
    font-size: 16px;
    font-weight: bold;
    color: white;
    background: #007bff;
    border-radius: 5px;
    cursor: pointer;
    transition: 0.3s;
    border: none;
}

.custom-file-upload:hover {
    background: #0056b3;
}

.submit {
    padding: 10px 20px;
    font-size: 16px;
    font-weight: bold;
    color: white;
    background: #28a745;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: 0.3s;
    margin-left: 10px;
}

.submit:hover {
    background: #218838;
}
.switch {
    font-size: 17px;
    position: relative;
    display: inline-block;
    width: 3.5em;
    height: 2em;
}

/* Hide default HTML checkbox */
.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

/* The slider */
.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #fff;
    border: 1px solid #adb5bd;
    transition: 0.4s;
    border-radius: 30px;
    z-index: 3;
}

.slider:before {
    position: absolute;
    content: "";
    height: 1.4em;
    width: 1.4em;
    border-radius: 20px;
    left: 0.27em;
    bottom: 0.25em;
    background-color: #adb5bd;
    transition: 0.4s;
}

input:checked + .slider {
    background-color: #007bff;
    border: 1px solid #007bff;
}

input:focus + .slider {
    box-shadow: 0 0 1px #007bff;
}

input:checked + .slider::before {
    transform: translateX(1.4em);
    background-color: #fff;
}
.container_4 {
    background: #2d2d2d;
    width: 100%;
    height: 45px;
    text-align: center;
    color: white;
    font-size: 22px;
    border-radius: 8px;
    line-height: 45px;
    font-weight: bold;
    box-shadow: 0px 2px 5px rgba(255, 255, 255, 0.1);
    display: none;
    z-index: 2;
}
.back-3 {
    position: absolute;
    top: 0.3em;
    left: 0.3px;
    font-size: 25px;
}
.package_1 {
    text-align: left;
    transform: translateY(8px);
    color: white;
    position: relative;
    left: -15%;
    margin-top: 30px;
    margin: 10px;
}
ol {
    margin-top: 30px;
}
.btn_trash {
    top: 700%;
    position: relative;
    width: 30%;
    height: 100%;
    background: red;
    color: white;
    border-radius: 5px;
    border: none;
}
#hr {
    width: 122%;
}
#i {
    font-size: 16px;
}
.play_video {
    position: absolute;
    width: 65%;
    margin-top: -0.4em;
    transform: translateX(.5em);
}
.play_video p {
    font-size: 17px;
    text-align: left;
    position: relative;
    transform: translateY(10%);
    left: 4px;
    font-weight: bold;
}
.play_video i {
    font-size: 0.4em;
    position: relative;
    font-weight: bold;
    top: -20px;
    line-height: 10px;
}
.play_video label {
    position: relative;
    transform: translateX(10em);
    top: -3em;
}
.audio_quality {
    font-size: 5px;
    position: relative;
    top: 15em;
    width: 80%;
    text-align: left;
    transform: translateX(3em);
}
.audio_quality p {
    font-size: 16px;
    font-weight: bold;
    line-height: 20px;
}
.audio_quality input {
    font-size: 0.2em;
    display: inline-flex;
}
.setting_container div{
  font-weight: bold;
}
.lyric{
    font-size: 5px;
    position: relative;
    top: 15em;
    width: 80%;
    text-align: left;
    transform: translateX(-4em);
}
.lyric p{
  font-size: 16px;
    font-weight: bold;
    line-height: 20px;
}
.SaveTrackLastTime{
    font-size: 5px;
    position: relative;
    top: 15em;
    width: 80%;
    text-align: left;
    transform: translateX(-4em);
}
.SaveTrackLastTime p{
  font-size: 16px;
    font-weight: bold;
    line-height: 10px;
}
.SaveTrackLastTime i{
  font-size: 0.4em;
    position: relative;
    font-weight: bold;
    top: -20px;
    line-height: 10px;
}
.SaveTrackLastTime label{
  position: relative;
    transform: translateX(4em);
    top: -3em;
}