背景CSS
.op_weather4_twoicon_day:hover .op_weather4_twoicon_hover { background-image: -webkit-linear-gradient(top,rgba(255,255,255,.015),rgba(255,255,255,.15)); background-image: -o-linear-gradient(top,rgba(255,255,255,.015),rgba(255,255,255,.15)); background-image: -ms-linear-gradient(top,rgba(255,255,255,.015),rgba(255,255,255,.15)); background-image: -moz-linear-gradient(top,rgba(255,255,255,.015),rgba(255,255,255,.15)); filter: progid:DXImageTransform.Microsoft.gradient(GradientType=0,StartColorStr=#04FFFFFF,EndColorStr=#40FFFFFF); }