.global-header{
?nav{
???position: relative;
???#bc{
?????padding: 8px 0;
?????overflow-x: scroll;
?????-webkit-overflow-scrolling: touch;
?????&::-webkit-scrollbar{
???????display: none;
?????}
???}
???.overlay{
?????position: absolute;
?????height: 31px;
?????top: 0;
?????right: 0;
?????left: 0;
?????pointer-events: none;
?????background: transparent;
?????background: linear-gradient(to right, rgba(255,255,255,1), rgba(255,255,255,0) 24px),
?????????????????linear-gradient(to left, rgba(255,255,255,1), rgba(255,255,255,0) 24px);
???}
?}
}CSS3渐变色应用实例
原文地址：http://www.cnblogs.com/fangjifei/p/7999986.html