* {
    margin: 0;
    padding: 0;
    list-style: none;
    text-decoration: none;
    box-sizing: border-box;
}
.header {
    width: 100%;
}
.header .headerMain {
    width: 1260px;
    height: 73px;
    margin: 0 auto;
    overflow: hidden;
    position: relative;
}
.header .headerMain .logoList {
    width: 153px;
    height: 100%;
    float: left;
    padding-top: 15px;
}
.header .headerMain .logoList .logo {
    width: 153px;
    height: 46px;
    background: url(../images/soso.png);
    background-position: 221px top;
}
.header .headerMain .list {
    width: 361px;
    height: 100%;
    float: left;
    margin-left: 72px;
    line-height: 73px;
}
.header .headerMain .list ul {
    overflow: hidden;
}
.header .headerMain .list ul li {
    float: left;
    margin-left: 30px;
}
.header .headerMain .list ul li:first-child {
    margin-left: 0;
}
.header .headerMain .list ul li a {
    color: #000;
    font-size: 16px;
}
.header .headerMain .list ul li a:hover {
    color: #31ccff;
}
.active {
    color: #31ccff !important;
}
.tips {
    width: 39px;
    height: 16px;
    color: #999999;
    font-size: 12px;
    background: #F5F7F9;
    line-height: 16px;
    text-align: center;
    border-radius: 8px;
    border:1px solid #dddddd;
    position: absolute;
    top: 11px;
    left: 531px;
}
.header .headerMain .btn {
    width: 674px;
    height: 100%;
    float: left;
    padding-top: 17px;
}
.header .headerMain .btn .login {
    width: 102px;
    height: 38px;
    background-color: #1EBCF0;
    color: #fff;
    font-size: 16px;
    text-align: center;
    line-height: 38px;
    border-radius: 4px;
    float: right;
}
.main {
    position: relative;
}
.main .banner {
    width: 100%;
    height: 482px;
    background: url("../images/banner.jpg");
}
.main .search {
    width: 692px;
    height: 58px;
    /* alpha 0~1 */
    /* rgba(0,0,0,alpha) */
    background: rgb(0,0,0,.2);
    /* opacity: 0.2; */
    position: absolute;
    top: 218px;
    left: 610px;
    border-radius: 4px;
    overflow: hidden;
}
.main .search input {
    width: 588px;
    height: 50px;
    background: #fff;
    opacity: 0.8;
    padding: 16px;
    float: left;
    margin-top: 4px;
    outline: none;
    margin-left: 6px;
    border: none;
    border-top-left-radius: 4px;
    border-bottom-left-radius:4px;
    border: 1px solid #ccc;
}
.main .search img {
    float: left;
    width: 94px;
    height: 50px;
    margin-top: 4px;
}