更改element-UI按钮默认样式

    /* 更改element-UI按钮样式 */
  .el-button--warning {
    color: #fff;
    background-color: #FC813B;
    border-color: #FC813B;
  }
  .el-button--warning:hover{
    background-color: #EF9E6F;
    border-color: #EF9E6F;  
  }
  .el-button--warning:focus{
    background-color: #EF9E6F;
    border-color: #EF9E6F;  
  }