*{ margin:0px; padding:0px;}
body 
{
    line-height:1.5;
    font-family:微软雅黑;
}
a{ text-decoration:none; color:#000; }
ul,li{ list-style:none; }


.imgbox{ max-width:900px; margin:40px auto; display:flex;     justify-content: space-between;
    flex-wrap: wrap; padding:10px;  }
    
.imgbox a{ margin-bottom:30px; text-align:center; }

.imgbox img{ max-width:100%; }