.download-button {
    background-color: #4CAF50;
    border: none;
    color: white;
    padding: 10px 20px;
    text-align: center;
    text-decoration: none;
    display: inline-block;
    font-size: 16px;
    margin: 4px 2px;
    cursor: pointer;
    border-radius: 4px;
}

.mkdocs-apachecn-nav {
    position: fixed;
    left: 0;
    width: 100%;
}

.mkdocs-apachecn-bottom {
    position: fixed;
    left: 50%;
    transform: translateX(-50%);
    bottom: 120px;
    /* background-color: rgba(137, 241, 157, 0.865); */
    color: black;
    z-index: 1;
    text-align: center;
}

.mkdocs-apachecn-footer {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background-color: #212121;
    padding: .4rem 0;
    color: #C8C8C8;
    font-size: .64rem;
    text-align: center;
}

.mkdocs-apachecn-circle {
    width: 180px;
    height: 180px;
    border-radius: 50%;
    overflow: hidden;
    text-align: center;
    margin: 0 auto;
    border: 1px solid red;
}

.md-main {
    --tw-bg-opacity: 1;
    width: 100%;
    /* background-color: green; */
    /* background-color: rgb(245 245 245/var(--tw-bg-opacity)); */
    /* background: url("/assets/images/bg.svg") no-repeat center center fixed; */
}


/* 偷偷漏个头 */
.xm{
    position:fixed;
    bottom:0;
    left:0;
    z-index:1;
    font-size:0;
    transition:all .3s ease-in-out;           
    transform:translateY(16px);           
}
.xm:hover{
    -webkit-transform:translateY(0);
    -ms-transform:translateY(0);
}
.xm img{
    width:50px;
}

/* 回到顶部 */
#back-to-top {          
    position:fixed;
    right:50px;
    z-index:9;
    width:70px;
    height:900px;
    background:url('https://data.dafeiyang.cn/images/scroll.gif.png');
    transition:0.5s;  
    cursor:pointer;     
}

/* 隐藏页面顶部的空白 */
.md-overlay {
    display: none;
}