.app{
    width: 100%;
    height: 100%;
    background-color: #f5f5f5;
}
.header{
    width: 100%;
    height: auto;
    min-width: 1200px;
}
.header img{
    width: 100%;
    height: auto;
    min-width: 1200px;
}
.nav_box{
    width: 100%;
    background-color: #075FE4;
    min-width: 1200px;
}
.nav_box div{
    width: 1200px;
    margin: 0 auto;
    height: 87px;
    padding: 19px 76px;
    box-sizing: border-box;

}
.nav_box div a{
    display: block;
    width: 154px;
    height: 45px;
    background: #0346d8;
    border: 4px solid #16BED1;
    /* border-image: linear-gradient(90deg, #16BED1, #0C80E0) 4 4; */
    border-radius: 20px;
    font-size: 22px;
    font-family: Microsoft YaHei;
    font-weight: bold;
    color: #fff;
    text-align: center;
    line-height: 45px;
    float: left;
    margin: 0 50px; 
} 
/* .nav_box div .active{
    background: #FFFFFF;
    color: #075FE4;
} */
.content{
    width: 1200px;
    margin: 0 auto;
    box-sizing: border-box;
    padding: 80px 40px;
    color: #333333;
    background-color: #fff;
}
.content h2{
    font-size:  32px ;
    text-align: center;
    margin-bottom: 20px;
}
.content p{
    font-size: 20px;
    line-height: 48px;
}
.content p span{
    font-weight: bold;
}
.time{
    text-align: right;
}