.aside{position:fixed;top:50%;right:20px;transform:translate(0, -50%);z-index:2}.aside-box{position:relative;width:120px;height:310px;background-size:100% 100%;z-index:3}.aside-box_cont{position:absolute;top:120px;left:50%;width:120px;height:240px;transform:translateX(-50%);border-radius:8px;box-shadow:0 3px 16px 0 rgba(0,0,0,0.1);background:#fff}.aside-box_cont .aside-tips{margin:50px auto 10px;width:108px;font-size:12px;text-align:center;line-height:18px;color:#1B2935}.aside-box_cont .aside_btn{display:block;margin:0 auto 5px;width:100px;height:32px;border-radius:4px;line-height:32px;text-align:center;font-size:14px;color:#fff;background:#1CB5D8}.aside-box_cont .aside_btn:hover{background:#006281}.aside-box_cont .is-completed{cursor:not-allowed;background:linear-gradient(90deg, #87888a, #3e434a)}.aside-box_cont .is-completed:hover{background:linear-gradient(90deg, #87888a, #3e434a)}.aside-box_cont .aside_btn_bottom{height:48px;line-height:24px}.aside-box_cont .aside_back_top{margin:0 auto;width:24px;height:24px;background-image:url(../images/aside/top_icon.png);background-size:100% 100%}.aside-box_cont .aside_back_top:hover{background-image:url(../images/aside/at_top_icon.png)}.aside::before{content:"";position:absolute;width:148px;height:126px;background-image:url(../images/aside/aise_top_bg.png);background-size:100% 100%;left:50%;transform:translateX(-50%);top:55px;z-index:9}.aside .asite_close_btn{position:absolute;right:0;top:50px;width:16px;height:16px;background-image:url(../images/aside/df_close_btn.png);background-size:100% 100%;z-index:9}.aside .asite_close_btn:hover{background-image:url(../images/aside/at_close_btn.png)}