* {
    padding: 0;
    margin: 0;
}
html,body {
    width: 100%;
    max-width: 1920px;
    overflow-x: hidden;
}

input ,textarea,button {
    border:none;
    outline: none;
}
img {
    vertical-align: middle;
    border:none;
}
table {
    border-collapse: collapse;
}
a {
    text-decoration: none;
    color: #000;
}
em,i {
    font-style: normal;
}
b,strong,h1,h2,h3,h4 {
    font-weight: normal;
}
ul,ol {
    list-style: none;
}
/* 浮动类 */
.fl {
    float: left;
}
.fr {
    float: right;
}
.clearfix::after {
    content: '';
    display: block;
    clear: both;
}

/* pc核心区 有效区 版心 */
.w {
    width:1200px;
    margin: 0 auto;

}

/* 头部开始 */
.header {
    background-image: url(../images/bj.jpg);
    height: 394px;
}

.logo_box {
    padding-top: 30px;
    display: flex;
    justify-content: space-between;
}
.logo_sgs{
    width: 26%;
}
.gohome{
    width: 130px;
    height: 35px;
    background-color: #ffff;
    color: #3298f1;
    font-size: 18px;
    text-align: center;
    line-height: 35px;
    border-radius: 10px;
}
/* 内容 */
.content_box{
    display: flex;
    padding-top: 52px;
    justify-content: space-between;
}
/* 左侧目录 */
.left_box{
    width: 300px;
    background-color: #3467f0;
    border-top-right-radius: 50px;
    padding-bottom: 14px;
}
.right_box{
    width: 852px;
}
.left_ul_box{
    width: 290px;
    float: right;
    background-color: #fff;
    border-right: 1px solid #cbd8ff;
}
.mulcx{
    height: 61px;
    background-color: #3467f0;
    display: flex;
    align-items: center;
    padding-left: 22px;
}
.mulcx span{
    font-size: 24px;
    color: #fff;
    font-weight: 900;
    margin-left: 15px;
}
.mulul li{
    height: 43px;
    line-height: 43px;
    padding-left: 60px;
    font-size: 18px;
    cursor: pointer;
}
.right_box table{
    width: 100%;
    text-align: left;
    font-size: 18px;
}
.trth{
    height: 50px;
    background-color: #f3f4f5;
}
.th1{
    width: 17%;
    padding-left: 30px;
}
.th2{
    width: 70%;
}
.th2 a{
    color: #000;
}
.th3{
    width: 28%;
}
.th4{
    width: 12%;
}
.trtd{
    height: 54px;
    border-bottom: 1px solid #f1f1f1;
}
.td1{
    width: 17%;
    padding-left: 30px;
}
.td2{
    width: 43%;
    padding-right: 24px;
}
.td3{
    width: 28%;
}
.td4{
    width: 12%;
}
.right_box table tbody tr{
    width: 100%;
}