#app,body,html{height:100%}body,html{position:relative}.swiper{width:100%;height:100%}.swiper-slide{text-align:center;font-size:18px;display:flex;justify-content:center;align-items:center}.swiper-slide img{display:block;width:100%;height:100%;object-fit:cover}.one-to-one-bg{background-image:url(/_next/static/media/BG_oneToOne.788eef72.png)}.batch-bg,.one-to-one-bg{width:100%;height:auto;background-repeat:no-repeat;background-size:cover}.batch-bg{background-image:url(/_next/static/media/BG_batch.6bb0cb9d.png)}.eft_bg{background-image:url(/_next/static/media/eft_BG.336e763f.png)}.eft_bg,.ela_bg{width:100%;height:auto;background-repeat:no-repeat;background-size:cover}.ela_bg{background-image:url(/_next/static/media/ela_BG.c1bd23a6.png)}.hero_bg_demo_class_book{height:auto;width:100%;background:url(/_next/static/media/BG.3deff358.png) no-repeat;background-size:cover}