html,
body,
p {
    margin: 0;
    padding: 0;
}

body {
    background: #f5f5f5;
}

ol,
ul {
    list-style: none;
}

a {
    text-decoration: none;
}

.clearfix::after {
    content: "";
    display: block;
    width: 0;
    height: 0;
    visibility: hidden;
    clear: both;
}

.right {
    float: right;
}

.left {
    float: left;
}

.top {
    margin-bottom: 0;
    background: #fff;
    border: none;
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    border-radius: 0 !important;
    margin-bottom: 0 !important;
}

.top.fixed {
    position: fixed;
    background: white;
    box-shadow: 0 4px 8px 0 rgba(0, 0, 0, .06);
}

.top .container {
    width: 100%;
    max-width: 1100px;
    margin: 0 auto;
}

.logo {
    padding: 10px;
}

.logo img {
    height: 40px;
    display: block;
}

.top .hd {
    display: inline-block;
    line-height: 60px;
    margin-left: 20px;
}

.top .container .btn {
    border: 1px solid #2b90ed;
    color: #2b90ed;
    line-height: 28px;
    box-sizing: border-box;
    display: inline-block;
    padding: 0 10px;
    border-radius: 2px;
    margin-top: 15px;
    cursor: pointer;
}

.content {
    background: url(../image/index/hd-bg.png) center 0 no-repeat;
    background-size: contain;
    width: 100%;
    margin-top: 60px;
    padding-bottom: 80px;
    min-height: 600px;
}

.content .searchBox {
    max-width: 1100px;
    margin: 0 auto;
    padding-top: 20px;
    padding-bottom: 100px;
}

.content .searchBox h2 {
    font-size: 36px;
    color: white;
}

.content .searchBox .search {
    position: relative;
    width: 100%;
}

.content .searchBox .search .searchBtn {
    display: block;
    width: 40px;
    height: 40px;
    position: absolute;
    left: 0px;
    top: 0;
    background: url(../image/index/search.png) center center no-repeat;
    background-size: 16px 16px;
}

.content .searchBox .search input {
    width: 100%;
    height: 40px;
    padding: 0 40px;
    line-height: 40px;
    box-sizing: border-box;
    outline: none;
    margin: 0;
    border: none;
    border-radius: 2px;
}

.content .searchBox .search::before {
    content: "";
    display: block;
    background: url(../image/index/search-bg1.png) center center no-repeat;
    position: absolute;
    right: 100px;
    bottom: 40px;
    width: 132px;
    height: 65px;
}

.content .searchBox .search::after {
    content: "";
    display: block;
    background: url(../image/index/search-bg2.png) center center no-repeat;
    position: absolute;
    right: 300px;
    bottom: -80px;
    width: 139px;
    height: 69px;
}

.content .block {
    width: 100%;
    max-width: 1100px;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
}

.content .wap-block {
    display: none;
}

.content .block .item {
    text-align: center;
    width: 260px;
    height: 126px;
    margin-left: 20px;
    margin-bottom: 20px;
}

.content .block .item:nth-child(4n+1) {
    margin-left: 0;
    ;
}

.content .block .item-inner {
    background: #fff;
    border-radius: 4px;
    padding: 16px;
    text-align: left;
    height: 100%;
    box-sizing: border-box;
}

.content .block .item-inner:hover {
    box-shadow: 0 0 20px #999;
}

.content .block .item-inner .item-head {
    position: relative;
    line-height: 36px;
    height: 36px;
    font-size: 16px;
    color: #303030;
}

.content .block .item-inner .item-head img {
    padding-right: 10px;
    vertical-align: middle;
    width: 22px;
    height: 22px;
}

.content .block .item-inner .item-head .more {
    position: absolute;
    top: 0;
    right: -14px;
    display: inline-block;
    font-size: 16px;
    line-height: 36px;
    width: 36px;
    height: 36px;
    text-align: center;
    cursor: pointer;
    overflow: hidden;
    background: url(../image/index/more.png) center center no-repeat;
}

.content .block .item-inner .question a {
    color: #4886fe;
    font-size: 12px;
    padding-top: 10px;
    margin: 0;
    cursor: pointer;
}

.content .mid {
    width: 100%;
    background: white;
    margin-bottom: 20px;
}

.content .mid .mid-inner {
    margin: 0 auto;
    width: 1100px;
    height: 136px;
}

.content .mid .mid-inner .middle {
    height: 100%;
    padding: 40px 0 40px 240px;
    box-sizing: border-box;
    background: url(../image/index/mid-bg.png) 0 center no-repeat;
}

.content .mid .mid-inner .middle>p {
    font-size: 16px;
    color: #303030;
}

.content .mid .mid-inner .middle>a {
    display: block;
    font-size: 12px;
    color: #3388ff;
    margin-top: 10px;
    text-decoration: none;
}

@media screen and (max-width: 768px) {
    html {
        line-height: 1;
        background: #fff;
        font-family: Helvetica Neue, Helvetica, PingFang SC, Microsoft YaHei, Tahoma, Arial;
    }
    .top .logo {
        padding: 10px;
    }
    .top .container {}
    .top .hd {
        display: none;
    }
    .top .container .btn {
        margin-right: 10px;
    }
    .content {
        background: url(../image/index/hd-bg.png) 0 0 no-repeat;
        background-size: 200%;
    }
    .content .searchBox h2 {
        margin-bottom: 3vw;
        font-size: 7vw;
    }
    .content .searchBox {
        padding: 6vw 10px 8vw 10px;
    }
    .content .searchBox .search .searchBtn {
        display: block;
        width: 40px;
        height: 40px;
        position: absolute;
        left: 0px;
        top: 0;
        background: url(../image/index/search.png) center center no-repeat;
        background-size: 16px 16px;
    }
    .content .searchBox .search:after {
        display: none;
    }
    .content .searchBox .search:before {
        display: none;
    }
    .content .block {
        display: none;
    }
    .content .wap-block {
        display: block;
    }
    .content .block.wap-block .item {
        width: auto;
        display: flex;
        flex-direction: row;
        height: 30vw;
        margin: 0 3vw 6.4vw 3vw !important;
        text-align: center;
        align-items: center;
        justify-content: center;
        box-sizing: border-box;
    }
    .content .block.wap-block .item-inner {
        width: 100%;
        height: 100%;
    }
    .content .block.wap-block .item .item-head {
        font-size: 5vw;
        line-height: 6.5vw;
        height: 6.5vw;
    }
    .content .block.wap-block .item .question {
        font-size: 4vw;
    }
    .content .block.wap-block .item .more {
        display: none;
    }
    .content .mid .mid-inner {
        height: 28vw;
        width: 100%;
    }
    .content .mid .mid-inner .middle {
        padding: 7vw 10px 7vw 45vw;
        background-size: contain;
    }
    .content .mid .mid-inner .middle>a {
        display: none;
    }
    .content .mid .mid-inner .middle>p {
        font-size: 5vw;
        line-height: 6vw;
    }
    .content .block .item-inner:hover {
        box-shadow: none;
    }
}