css渐变色

css横向渐变色 注意是rgba  ;
    background-image可以是background

 .top-n-head {
     3.08rem;
    height: 0.4rem;
    background-image: linear-gradient(
          to right,
          rgba(90,221,255,.2),
          rgba(54,123,207,.1)
        );
    border-radius: 0.04rem 0.04rem 0rem 0rem;

}