资 源 简 介
respond.min 让ie8兼容响应式
.main {height:100px;background:#f00}
@media screen and (min-width:1025px) {
.main {width:1000px;}
}
@media screen and (min-width:801px) and (max-width:1024px) {
.main {width:800px;}
}
@media screen and (min-width:768px) and (max-width:800px) {
.main {width:700px;}
}