a:hover {
    color: #30539C;
}

/****************** 第一部分样式 ******************/
.first-box {
    height: auto;
    margin: 30px auto 30px;
}

.first-box a,
.first-box img {
    width: 100%;
    height: auto;
    display: block;
}

/****************** 第二部分样式 ******************/
.second-box {
    height: auto;
    margin-bottom: 30px;
}

.second-box ul {
    width: 100%;
    height: auto;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}

.second-box ul li {
    width: 183px;
    height: 180px;
    background: #ECF4FF;
}

.second-box ul li a {
    width: 100%;
    height: 100%;
    display: block;
    padding: 20px 0 0;
}

.second-box ul li a img {
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
    display: block;
}

.second-box ul li p {
    padding: 0 30px;
    line-height: 26px;
    text-align: center;
    font-weight: 400;
    font-size: 20px;
    color: #1B4292;
}
.thr-box{
    width: 100%;
    height: 320px;
    background: url(hcp.png) no-repeat top center;    
    padding-top: 3.125rem;
}
.thr-box .xnjd{
    width: 75rem;
    height: 2.8125rem;
    margin: 0 auto;
    margin-bottom: 1.25rem;
}
.thr-box .xnjd a{
    font-size: 1.875rem;
    color: #FFFFFF; 
    line-height: 2.8125rem;
    font-weight: 600;
    width: 9.375rem;
    display: block;
    float: left;
}
.thr-box .xnjd a:hover{
    color: #FFFFFF;
}
.thr-box .xnjd span{
    font-size: 1.125rem;
    color: #FFFFFF; 
    line-height: 2.8125rem; 
    width: 8.375rem;
    display: block;
    float: left;
    background: url(qhtb.png) no-repeat right;
}
.thr-box .bjlb{
    width: 75rem;
    height: 9.75rem;
    margin: 0 auto;
}
.thr-box .bjlb li{
    width: 17.8125rem;
    height: 9.75rem;
    float: left;
    margin-right: 1.25rem;
    background: rgba(255,255,255,0.10);
    padding: 1.875rem;
}
.thr-box .bjlb li:nth-child(4){
    margin: 0;
}
.thr-box .bjlb li p{
    display: block;
    width: auto;
    height: 2.25rem;
    line-height: 1.5rem;
    font-size: 1.0625rem;
    color: #FFFFFF;
}
.thr-box .bjlb li span{
    display: block;
    width: auto;
    height: 3.75rem;
    line-height: 3.75rem;
    font-size: 3.375rem;
    color: #FFFFFF;
}
.thr-box .bjlb li span font{
    font-size: 1.125rem;
    padding-left: 1rem;
}