.container {
    position: relative;
    min-height: 100vh;
    overflow: hidden;
}

/* 抽屉按钮 */
.menu-button {
    position: absolute;
    top: 15px;
    left: 15px;
    font-size: 24px;
    z-index: 1000;
}

/* 侧边栏样式 */
.sidebar {
    position: fixed;
    top: 0;
    left: -300px;
    width: 50%;
    height: 100%;
    background-color: #fff;
    box-shadow: 2px 0 5px rgba(0, 0, 0, 0.1);
    overflow-y: auto;
    transition: all 0.3s ease-in-out;
    z-index: 9999;
}

.sidebar.open {
    left: 0;
    padding-top: 1.2rem;
}

.sidebar .nav > li > a {
    color: #333;
    font-size: 16px;
    padding: 1rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.sidebar .nav > li > .dropdown-menu > li > a {
    font-size: 14px;
    color: #666;
    padding: 8px 25px;
}

.sidebar .nav > li > a:hover,
.sidebar .nav > li > .dropdown-menu > li > a:hover {
    background-color: #f5f5f5;
}

/* 页面内容 */
.content {
    /*padding: 20px;*/
}

/* 灰色透明背景 */
.overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease-in-out;
    z-index: 9998;
}

.overlay.active {
    opacity: 1;
    visibility: visible;
}

.mb-top{
    position: fixed;
    display: flex;
    align-items: center;
    width: 100%;
    background: white;
    top: 0;
    box-shadow: rgba(0, 0, 0, 0.12) 0px 0px 9px;
    z-index: 9;
}

#mobile-header{
    height: 2.8rem;
}

.mb-top .mb-select{
    position: absolute;
    margin-left: 1rem;
}

.mb-top .mb-select div{
    font-size: 1.37rem;
}

.mb-top .mb-logo{
    width: 100%;
    text-align: center;
    height: 2.8rem;
    line-height: 2.8rem;
}

.mb-top .mb-logo img{
    height: 14px;
}

.dropdown-list{
    display: none;
}

.dropdown-list li{
    padding: 1rem 0;
}

.dropdown-list li a{
    color: #000;
    padding: 0 23px 0 40px;
    word-break: break-all;
    white-space: normal;
    display: block;
}
.caret-up {
    border-left: 4px dashed;
    border-top: 4px solid transparent;
    border-bottom: 4px solid transparent;
    display: inline-block;
    height: 0;
    vertical-align: middle;
    width: 0;
}