.navTo a{
    width: auto;
    padding: 0 20px;
}
.content{
    width: 1200px;
    margin: 0 auto;
}
.picImg li{
    display: inline-block;
    margin-right: 16px;
    width: 380px;
    height: 328px;
    cursor: pointer;
}
.picImg li span{
    display: block;
    width: 378px;
    height: 270px;
    border: 1px solid #cfcfcf;
    overflow: hidden;
}
.picImg li span img{
    width: 100%;
    height: 100%;
    transition: 0.5s;
}
.picImg li span img:hover{
    transform: scale(1.2);
}
.picImg li p{
    text-align: center;
    font-size: 14px;
    margin-top: 18px;
}
.content{
    display: none;
}
.tab .content:nth-child(1){
    display: block;
}