@charset "UTF-8";
a, li {
    box-sizing: border-box; }

body {
    background-color: #fff; }


.header {
    width: 100%;
    background: #fff url("../img/us/top-bg.png")/*tpa=http://zv.cnbhs.cn/img/us/top-bg.png*/ no-repeat top;
    background-size: 100%;
    height: 360px;
}

.main{
    margin: 0 auto 30px;
    width: 1200px;

}

.main h1{
    text-align: center;
    padding: 30px;
    margin-top: 50px;
    letter-spacing: 10px;
    font-size: 3rem;
    font-weight: 400;
}

.main .list h4 {
    letter-spacing: 2px;
    text-align: left;
    padding-left: 20px;
    flex-shrink: 0;
    font-size: 1.6rem;
    font-weight: 400;
    margin: 20px 0;
}
.main .list p {
    color: #808080;
    font-size: 18px;
    background: rgb(247, 250, 255);
    padding:20px;
}