**各浏览器关于渐变色的适配** ~~~ background: linear-gradient(left, #055798, #01b1f8); background: -webkit-linear-gradient(left, #055798, #01b1f8); background: -ms-linear-gradient(left, #055798, #01b1f8); background: -moz--linear-gradient(left, #055798, #01b1f8); background: -0--linear-gradient(left, #055798, #01b1f8); filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#055798', endColorstr='#01b1f8', GradientType=1); /*默认值，水平*/ /*filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#055798', endColorstr='#01b1f8',GradientType=0 );//垂直*/ ~~~