1 .custom-popup { 2     position: absolute;  3     /*top: 0;*/  上向下 4     bottom:0;    下向上 5     left: 0; 6     z-index: 10800; 7     display: none; 8     width: 100%; 9     height: 100%;10     -moz-box-sizing: border-box;11     box-sizing: border-box;12     overflow: auto;13     -webkit-overflow-scrolling: touch;14     background: #fff;15 }

$("#divId").slideDown("1000");