div背景圖自適應鋪滿

/*主要代碼*/
    background-image: url(https://img.youpin.mi-img.com/youpinoper/e970212ad0e7afed5333981ada0ba1f5.png);
    background-repeat: no-repeat;
    background-size: 100% 100%;

.colright_banner{
    width: 2.62rem;
    height: .76rem;
    background-image: url(https://img.youpin.mi-img.com/youpinoper/e970212ad0e7afed5333981ada0ba1f5.png);
    background-repeat: no-repeat;
    background-size: 100% 100%;
    border-radius: .08rem;
}

 <div class="colright_banner"></div>

顯示結果