vue 登陸頁面背景圖片不顯示：

loader配置
  {
    test: /\.(png|jpe?g|gif|svg)(\?.*)?$/,
    loader: 'url-loader',
    options: {
      limit: 10000,
      name: utils.assetsPath('img/[name].[hash:7].[ext]')
    }
  }
  less:
  .login{
      width: 100%;
      height: 100%;
      background-image: url('../assets/background_login.png');
      background-size: cover;
      background-position: center;
      position: relative;
      &-con{
        position: absolute;
        right: 160px;
        top: 50%;
        width: 300px;
        &-header{
          font-size: 16px;
          font-weight: 300;
          text-align: center;
          padding: 30px 0;
        }
        .form-con{
          padding: 10px 0 0;
        }
        .login-tip{
          font-size: 10px;
          text-align: center;
          color: #c3c3c3;
        }
      }
    }
    

前端截圖

調(diào)試截圖：