.w1024{width: 1200px;}
.pds-section li{
    width: 280px;
    height: 320px;
}

.search-hotword{
    margin-left: 30px;
    cursor: pointer
}
@media screen and (max-width: 1440px){
    .w1024{width: 1000px;}
    .pds-section li {
        width: 237px;
        height: 280px;
    }
}