.base-video_base-video__PBiMW{position:relative}.base-video_base-video__mask__dkMym{z-index:1;position:absolute;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,.25);border-radius:24px;transition:.3s;visibility:hidden;opacity:0}.base-video_base-video__mask--in__vTQ7O{visibility:visible;opacity:1}.base-video_base-video__play-btn__cgSKH{z-index:1;position:absolute;top:50%;left:50%;margin-left:-30px;margin-top:-30px;display:flex;justify-content:center;align-items:center;width:60px;height:60px;border-radius:30px;background:#fb5058;cursor:pointer;transition:.3s}.base-video_base-video__play-btn__cgSKH:hover{background:#e1474f}.why-choose_media-wrap__0fNuV{position:relative}.why-choose_icon-box__O4WRL{position:absolute}.why-choose_media-box__1KzvO{display:flex;align-items:center;justify-content:center;width:580px;height:340px;background:#fff;border-radius:40px;border:4px solid #b6b6b6}.why-choose_media-box__1KzvO img,.why-choose_media-box__1KzvO video{width:548px;height:308px;border-radius:24px}.teaching-idea_tab-nav__IxS2m{display:flex;justify-content:center;align-items:flex-end;padding-left:60px}.teaching-idea_tab-nav__item__N8nIT{position:relative;display:flex;justify-content:center;width:336px;height:98px;line-height:148px;font-size:28px;font-family:PingFangSC-Semibold,PingFang SC;font-weight:600;color:#9188f3;cursor:pointer;transition:.3s;transform:scale(.8);transform-origin:50% 100%}.teaching-idea_tab-nav__item__N8nIT:first-child{width:270px;margin-right:20px}.teaching-idea_tab-nav__item__N8nIT span{margin-left:-14px}.teaching-idea_tab-nav__item__N8nIT img{z-index:-1;position:absolute;top:0;left:0;width:100%;height:100%}.teaching-idea_tab-nav__item--active__g1Nmm{color:#fff;transform:scale(1);line-height:128px}.teaching-idea_method-wrap__5jqf9{position:relative;background:#fff;border-radius:32px;border:4px solid #c2f1e7}.teaching-idea_method-wrap__5jqf9 .teaching-idea_method-introduce__3OuM0{position:relative;padding:50px 124px 60px 224px}.teaching-idea_method-wrap__5jqf9 .teaching-idea_method-introduce__icon__2CUmB{position:absolute;top:0;left:60px;width:107px}.teaching-idea_method-wrap__5jqf9 .teaching-idea_method-introduce__icon__2CUmB img{width:100%;height:100%}.teaching-idea_method-wrap__5jqf9 .teaching-idea_method-introduce__text__0a1_H{line-height:28px;font-size:18px;font-family:PingFangSC-Regular,PingFang SC;font-weight:400;color:#4c4c4c}.teaching-idea_method-wrap__5jqf9 .teaching-idea_method-feature___PAY1{display:flex;flex-wrap:wrap;justify-content:space-between;padding:0 52px 10px}.teaching-idea_method-wrap__5jqf9 .teaching-idea_method-feature-item__wLq08{display:flex;flex-direction:column;align-items:center;margin:0 16px 42px}.teaching-idea_method-wrap__5jqf9 .teaching-idea_method-feature-item__icon__3_4OX{width:58px;height:58px}.teaching-idea_method-wrap__5jqf9 .teaching-idea_method-feature-item__icon__3_4OX img{width:100%;height:100%}.teaching-idea_method-wrap__5jqf9 .teaching-idea_method-feature-item__label__frKH2{margin-top:9px;line-height:28px;font-size:20px;font-family:PingFangSC-Semibold,PingFang SC;font-weight:600;color:#2c2c2c}.teaching-idea_method-wrap__5jqf9 .teaching-idea_method-feature-item__desc__gQYNx{margin-top:12px;line-height:28px;font-size:18px;font-family:PingFangSC-Regular,PingFang SC;font-weight:400;color:#4c4c4c;text-align:center}