input自动填充背景是黄色的如何修改

input{
   background-clip:content-box;
   height:0;
   padding 23px 46px;
}

改变字体颜色
/deep/input::first-line{
  color:#fff
}

/deep/input::-webkit-input-placeholder{
opacity:0.5;
}

　　https://segmentfault.com/a/1190000021296139?utm_source=tag-newest