スマホの背景画像をきれいに表示する方法
.img-recommend-trialset {
position: relative;
height: 0;
margin: 0 0 3rem 0;
padding: 56.5% 0 0 0; /*padding topで調整*/
background: url(../images/trial/popular_trial.png) 0 0 no-repeat;
background-size: cover;
overflow: hidden;
}
.btn-order {
position: absolute;
top: 63.5%;
left: 10%;
width: 80%;
}