html {
    overflow-x: auto !important;
    --mdc-font-family-default-primary: "McKinsey Sans", "Helvetica Neue", Calibri, Corbel, Helvetica, Roboto, Droid, sans-serif;
    color:#000;
    font-size: 12px;
}

body {
    background-color: #fff;
    font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Helvetica, Arial, sans-serif;
}

body, html {
    margin: 0;
    padding: 0;
    height: 100%;
}

ul {
    list-style: none; /* 去掉圆点 */
    padding-left: 0; /* 去掉默认的左内边距 */
}

a {
    text-decoration: none;
}

 h4,  p,  ul,  div,  a,  li,  span,  img {
    box-sizing: border-box;
}

 h4 {
    font-weight: normal;
    color: #333;
    font-size: 14px;
    margin: 0;
}

 p {
    margin: 0;
}

 ul {
    list-style: none;
    margin: 0;
    padding: 0;
}


.body-initial {
    width: 100%;
    /* left: calc(50% - 512px); */
    position: relative;
    overflow: auto;
}

.body-initial {
    /*background-color: rgba(255, 255, 255, 1);*/
}

.dropdown-content {
    display: none;
    position: absolute;
    top: 100%;
    right: 0;
    background-color: #f9f9f9;
    min-width: 160px;
    box-shadow: 0px 8px 16px rgba(0, 0, 0, 0.2);
    z-index: 1;
}
.btns:hover .dropdown-content {
    display: block;
}