.section4 {
    padding: 75px 0 95px 0;
    background: url(../images/s2-bj.jpg) no-repeat;
    background-size: 1920px 100%;
    background-position: center center;
}

.section4 .dt {
    float: left;
    width: 31%;
    margin: 0 1%;
}

.s4-child {
    position: relative;
}

.s4-menu {
    /* text-align: center; */
}

.s4-menu li {
    display: inline-block;
    font-size: 0;
    cursor: pointer;
}

.s4-menu li span {
    display: inline-block;
    vertical-align: middle;
    color: #222222;
    font-size: 34px;
    margin-left: 10px;
    line-height: 34px;
}

.s4-menu li:first-child+li+li span {
    border: none;
}

.s4-menu li img {
    vertical-align: middle;
    height: 50px;
    display: none;
}

.s4-menu li img:first-child {
    display: inline-block;
}

.s4-menu li.active img:first-child {
    display:* none;
}

.s4-menu li.active img:first-child+img {
    display:* inline-block;
}

.s4-menu li.active span {
    color: #194193;
}

.s4-mores {
    position: absolute;
    top: 0;
    right: 0;
}

.s4-mores .gg-tit {
    display: none;
    margin: 0;
}

.s4-mores .gg-tit:first-child {
    display: block;
}

.s4-box {
    margin-top: 40px;
}

.s4-box ul {
    overflow: hidden;
    display: none;
}

.s4-box ul:first-child {
    display: block;
}

.s4-box ul li {
    box-sizing: border-box;
    padding-left: 45px;
    position: relative;
    margin-bottom: 20px;
}

.s4-box ul li a {
    display: block;
    padding: 0 0 0 30px;
}

.s4-box ul li a .date {
    position: absolute;
    left: 0;
    top: 0;
    height: 70px;
    width: 64px;
    background: url(../images/dbx-gray.png) no-repeat;
    background-size: 100% 100%;
    text-align: center;
    color: #194193;
}

.s4-box ul li a .date p {
    font-size: 26px;
    line-height: 18px;
    margin-top: 16px;
}

.s4-box ul li a .date span {
    display: block;
    font-size: 13px;
    line-height: 13px;
    margin-top: 6px;
}

.s4-box ul li a>p {
    font-size: 16px;
    line-height: 70px;
    color: #333333;
    height: 70px;
    overflow: hidden;
}

.s4-box ul li:hover a .date {
    background: url(../images/dbx-blue.png) no-repeat;
    background-size: 100% 100%;
    color: #fff;
}

.s4-box ul li:hover a>p {
    color: #194193;
    font-weight: 600;
}







@media screen and (max-width: 1024px) {
    .s4-menu li img {
        height: 35px;
    }
    .s4-menu li span {
        font-size: 20px;
        padding-right: 30px;
    }

    .s4-box ul li {
        padding-left: 30px;
    }
    .s4-box ul li a {
        padding: 10px 10px 10px 30px;
    }
    .s4-box ul li a .date {
        width: 50px;
        height: 60px;
    }
    .s4-box ul li a .date p {
        font-size: 18px;
        line-height: 18px;
        margin-top: 10px;
    }
    .s4-box ul li a .date span {
        font-size: 12px;
        line-height: 12px;
        margin-top: 3px;
    }
    .s4-box ul li a>p {
        font-size: 14px;
        line-height: 24px;
        height: 48px;
    }

}

@media screen and (max-width:768px) {
    .section4 {
        padding-top: 35px;
        padding-bottom: 35px;
    }
   .section4 .dt {
       float: none;
       width: 100%;
       margin: 0;
   }
    .s4-menu li span {
        border: none;
        padding: 0;
    }
    .s4-box {
        margin-top: 20px;
    }
    .s4-mores a {
        display: block;
        float: none;
        text-align: center;
    }
.s4-box ul li a>p {
    font-size: 14px;
    line-height: 40px;
    height: 40px;
}

}

@media screen and (max-width:480px) {

    .s4-box ul li {
        float: none;
        width: auto;
    }

    .s4-menu li img {
        height: 25px;
    }
    .s4-menu li span {
        font-size: 15px;
        margin-left: 3px;
    }

}

@media screen and (max-width:320px) {

}