main .pt_imgbox{
    margin-top: 150px;
    display: inline-block;
}

main .pt_imgbox ul{
    max-height: 2500px;
    overflow: hidden;
}

main .pt_imgbox img{
    width: 100%;
    max-width: 860px;   
}

main .web.readmore{
    width: 100px;
    margin-top: 50px;
    color: white;
    background-color: black;
    display: inline-block;
    padding: 10px 0px;
    border-radius: 5px;
    cursor: pointer;
}