去掉ie滚动条兼容性

.modal2_goodat{
display: block;
100%;
-ms-scroll-chaining: chained;
-ms-overflow-style: none;
-ms-content-zooming: zoom;
-ms-scroll-rails: none;
-ms-content-zoom-limit-min: 100%;
-ms-content-zoom-limit-max: 500%;
-ms-scroll-snap-type: proximity;
-ms-scroll-snap-points-x: snapList(100%, 200%, 300%, 400%, 500%);
-ms-overflow-style: none;
overflow: auto;
}
 .modal2_goodat::-webkit-scrollbar {
0px;
height:0px;
}