body {
    margin: 0 auto;
    padding: 0;
    background: #fff;
    color: #35373c;
    font-size: 14px;
    font-family: "Microsoft Yahei", Verdana, "Helvetica Neue", Helvetica, Tahoma, sans-serif;
    zoom: 1;
}

.top-bar {
    background: #f4f4f4;
    padding: 10px 20px;
    text-align: right;
}

.language-switch select {
    padding: 5px 0px;
    border-radius: 5px;
    border: 1px solid #f4f4f4;
    background: transparent;
    color: #35373c;
    font-size: 15px;
    cursor: pointer;
    outline: none;
}

* {
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box
}
img{max-width:100%;height:auto;}
/* 一行3个，共6个，自动换行 */
.nav ul {
    display: flex;
    flex-wrap: wrap;           /* 自动换行 */
    justify-content: center;   /* 居中排列 */
    gap: 10px;                 /* 按钮间距 */
    padding: 0;
    list-style: none;
    margin: 0;
    margin-bottom: 10px;
}

.nav li {
    flex: 0 0 30%;             /* 每格占30%，一行刚好3个 */
}

.nav li a {
    display: block;
    padding: 10px 0;
    text-align: center;
    color: #fff;
    text-decoration: none;
    background: #be9b7d;
    border-radius: 5px;
    transition: .3s;
    line-height: 1.4;
    font-size: 13px;
    font-weight: bold;
}

.nav li a .en-text {
    font-size: 10px;
    font-weight: normal;
}

.nav li a:hover {
    background: #35373c;
    color: #fff;
}
.en .nav li a {
    font-size: 10px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.page {
    background: #f4f4f4;
}
.page .nav li a {
    padding: 5px 0;
}