背景颜色渐变效果设置
background: -webkit-linear-gradient(left, #ff4545 , #ff2020); background: -o-linear-gradient(right, #ff4545,#ff2020);background: -moz-linear-gradient(right, #ff4545,#ff2020);background: linear-gradient(to right, #ff4545 , #ff2020);
background: -webkit-linear-gradient(left, #ff4545 , #ff2020); background: -o-linear-gradient(right, #ff4545,#ff2020);background: -moz-linear-gradient(right, #ff4545,#ff2020);background: linear-gradient(to right, #ff4545 , #ff2020);
