.cd ul {
    list-style-type: none;
    margin: 0;
    padding: 0;
    overflow: hidden;
    background-color: rgb(16, 16, 20);
}

.cd ul li {
    float: left;
}

.cd ul li a {
    display: block;
    color: #eee;
    text-align: center;
    padding: 14px 16px;
    text-decoration: none;
}

.cd ul li a:hover:not(.active) {
    background-color: #666;
}

.cd ul li a.active {
    color: #eee;
    background-color: rgb(0, 109, 252);
}

.cd ul li a.active:hover {
    color: #eee;
    background-color: rgb(0, 160, 252);
}

body {
    margin: 0px;
    background-color: #1E1E1E;
}

.zhuyetu {
    /* object-fit: cover; */
    position: relative;
    width: 100%;
    height: 8%;
    -webkit-user-drag: none;
    background-size: cover;
}


/* @font-face {
    font-family: 'Pixelss';
    src: url('font2.ttf') format('truetype');
}

@font-face {
    font-family: 'MinecraftAE';
    src: url('font.ttf') format('truetype');
} */

.xuanf {
    color: rgb(255, 192, 76);
    position: absolute;
    top: calc(50% - 140px);
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 4em;
    font-family: 'Consolas';
    filter: drop-shadow(5px 5px 5px rgb(0, 0, 0));
    user-select: none;
}

.xuanf2 {
    color: rgb(71, 212, 255);
    position: absolute;
    top: calc(50% + 20px);
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 1em;
    font-family: 'Consolas';
    filter: drop-shadow(5px 5px 5px rgba(0, 0, 0, 0.8));
    user-select: none;
}

audio {
    position: absolute;
    top: calc(50% + 100px);
    left: 50%;
    transform: translate(-50%, -50%);
}

.cd {
    opacity: 0.7;
    background-color: #0062CC;
    overflow: hidden;
    z-index: 9999;
    position: fixed;
    width: 100%;
    height: auto;
    right: 0px;
    top: 0px;
    text-align: center;
    user-select: none;
}

.menu img:not(.close, .about img) {
    float: left;
    margin-right: 10px;
}

.menu {
    width: auto;
    line-height: 20px;
    overflow: hidden;
    user-select: none;
}

.menu button {
    width: 100%;
    background: #2E2E2E;
    border: 2px solid #3F3F3F;
    transition-duration: 0.4s;
    border-radius: 5px;
    cursor: pointer;
    margin-bottom: 1px;
    /* font-family: "MinecraftAE"; */
}

a {
    color: #CCCCCC;
    text-decoration: none;
    transition-duration: 0.3s;
}

.menu button:hover:not(.close) {
    background: #4E4E4E;
}

.menu button span:not(.line-through),
.menu button strong {
    display: flex;
    margin-top: 6px;
    margin-bottom: 12px;
    color: #CCCCCC;
}

.title {
    text-align: center;
    color: rgb(255, 192, 76);
    user-select: none;
    /* font-family: "MinecraftAE"; */
}

.foot p {
    color: gray;
    font-size: 10px;
    text-align: center;
}

.line-through {
    text-decoration: line-through;
    display: flex;
    margin-top: 0px;
    margin-bottom: 0px;
    color: #CCCCCC;
}

.overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: none;
}

.overlay.active {
    display: block;
    z-index: 90;
}

.alert {
    display: none;
    width: 100%;
    height: 100%;
    position: fixed;
    top: 0;
    border-radius: 10px;
}

.alert.active {
    display: flex;
    left: 0;
    z-index: 100;
    justify-content: center;
    align-items: center;
}

.alert_content {
    width: 650px;
    height: 550px;
    background-color: rgb(16, 16, 20);
    border-radius: 10px;
}

.lan {
    display: block;
    width: auto;
    padding: 10px 0 10px 0;
    border-radius: 10px 10px 0 0;
    background: rgb(24, 24, 28);
    text-align: center;
    color: #63e2b7;
}

.close {
    background: #2E2E2E;
    border: 2px solid #3F3F3F;
    transition-duration: 0.4s;
    border-radius: 5px;
    color: #eee;
    font-size: 1.2em;
    height: 2em;
    width: 30%;
    display: block;
    margin: 0 auto;
}

.close:hover {
    background: #4E4E4E;
}

.about {
    height: 83%;
    overflow: auto;
    color: #eee;
    font-family: 'Consolas';
}

.about img {
    display: block;
    margin: 0 auto;
}

.line-through-all {
    text-decoration: line-through;
    margin-top: 0px;
    margin-bottom: 0px;
    color: #CCCCCC;
}

.center {
    position: relative;
    text-align: center;
}

::-webkit-scrollbar {
    width: 12px;
    height: 12px;
}

 ::-webkit-scrollbar-track {
    background: #333;
    border-radius: 6px;
}

 ::-webkit-scrollbar-thumb {
    background: #444;
    border-radius: 6px;
}

 ::-webkit-scrollbar-thumb:hover {
    background: #555;
}

 ::-webkit-scrollbar-button {
    display: none;
}

::-webkit-scrollbar-corner {
    display: none;
}