.shooul_li1:nth-of-type(2) {
    grid-area: 1 / 5 / span 2 / span 2;
    width: 100%;
    height: 100%;
}
.mainpop1 {
    width: 100%;
    height: 100%;
}
.mainpop1 {
    border-radius: 12px;
}
.shidl dt img {
 border-radius: 12px;
}
@media (max-width: 1050px) {
   .shooul_li1:nth-of-type(2) {
    grid-area: 1 / 3 / span 2 / span 2;
}
}
@media (max-width: 766px) {
    .maincenter {
        margin: 0px auto;
    }.maincenter, .maincenterzong {
           margin: 0px auto;
        margin-bottom: 20px;
        padding: 10px 40px 20px 40px;
}

}

.maincenterbiao11 span {
   
    background: #FFB300;
   
}