.con{
    width: 1400px;
    margin:45px auto 170px;
}
.con li{
    float: left;
    color: white;
    width: 20%;
    height: 350px;
    transition: 1s;
    position: relative;
    cursor: pointer;
}
.con li:first-child .content{
    background-color: #24a8e6;
}
.con li:nth-child(2) .content{
    background-color: #6fbc48;
}
.con li:nth-child(3) .content{
    background-color: #2970e5;
}
.con li:nth-child(4) .content{
    background-color: #f8b62c;
}
.con li:nth-child(5) .content{
    background-color: #0062ad;
}
.img{
    padding: 80px 0 56px;
    transition: 1s;
}
.img img{
    margin: auto;
}
.title{
    text-align: center;
    position: relative;
    padding-bottom: 30px;
    transition: 1s;
}
.title::after{
    content: "";
    display: block;
    width: 66px;
    height: 2px;
    background: white;
    left: 50%;
    position: absolute;
    bottom: 0;
    transform: translateX(-50%);
}
.shaw{
    display: none;
    padding: 0 45px;
    margin-top: 40px;
}

.t1{
    line-height: 1;
    margin-bottom: 10px;
    font-weight: bold;
}
.t2{
    color: rgba(255,255,255,0.6);
}
.same{
    margin-bottom: 24px;
}
.bg{
    position: absolute;
    display: none;
    transition: 1s;
    width: 100%;
    height: 100%;
    background: url(../img/a.png);
    background-size: cover;
    top: 0;
    left: 0;
}
.con li .content{
    position: relative;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
}
.con .li_active .content{
    width: 320px;
    position: absolute;
    z-index: 2;
    height: 446px;
    left: 50%;
    top: 50%;
    transform: translate(-50%,-50%);
}
.con .li_active .content .shaw{
    display: block;
}
.con .li_active .content .img{
    padding: 40px 0 34px;
}
.con .li_active .content .bg{
    display: block;
}
.con .li_active .content .title::after{
    background-color: #ffcc00;
}

@media screen and (max-width: 1400px) {
    .con {
        width: 90%;
    }
    .con .li_active .content{
        width: 280px;
        height: 410px;
    }
}
@media screen and (max-width:768px) {
    .con {
        width: 94%;
        margin:0px auto 40px;
        overflow: hidden;
    }
    .con li{
        width: 100%;
        height: 380px;
    }
    .con .li_active .content{
        width: 100%;
    }
    .shaw{
        padding: 0 20px;
    }

}