.van-button{position:relative;display:inline-block;box-sizing:border-box;height:44px;margin:0;padding:0;font-size:18px;line-height:1.2;text-align:center;border-radius:2px;cursor:pointer;-webkit-transition:opacity .2s;transition:opacity .2s;-webkit-appearance:none}.van-button:before{position:absolute;top:50%;left:50%;width:100%;height:100%;background-color:#000;border:inherit;border-color:#000;border-radius:inherit;-webkit-transform:translate(-50%,-50%);transform:translate(-50%,-50%);opacity:0;content:" "}.van-button:active:before{opacity:.1}.van-button--disabled:before,.van-button--loading:before{display:none}.van-button--default{color:#323233;background-color:#fff;border:1px solid #ebedf0}.van-button--primary{color:#fff;background-color:#07c160;border:1px solid #07c160}.van-button--info{color:#fff;background-color:#86ad74;border:1px solid #86ad74}.van-button--danger{color:#fff;background-color:#ff7600;border:1px solid #ff7600}.van-button--warning{color:#fff;background-color:#ff976a;border:1px solid #ff976a}.van-button--plain{background-color:#fff}.van-button--plain.van-button--primary{color:#07c160}.van-button--plain.van-button--info{color:#86ad74}.van-button--plain.van-button--danger{color:#ff7600}.van-button--plain.van-button--warning{color:#ff976a}.van-button--large{width:100%;height:50px}.van-button--normal{padding:0 15px;font-size:16px}.van-button--small{height:32px;padding:0 8px;font-size:14px}.van-button__loading{color:inherit;font-size:inherit}.van-button--mini{height:24px;padding:0 4px;font-size:12px}.van-button--mini+.van-button--mini{margin-left:4px}.van-button--block{display:block;width:100%}.van-button--disabled{cursor:not-allowed;opacity:.5}.van-button--loading{cursor:default}.van-button--round{border-radius:999px}.van-button--square{border-radius:0}.van-button__content{display:-webkit-box;display:-webkit-flex;display:flex;-webkit-box-align:center;-webkit-align-items:center;align-items:center;-webkit-box-pack:center;-webkit-justify-content:center;justify-content:center;height:100%}.van-button__icon{font-size:1.2em;line-height:inherit}.van-button__icon+.van-button__text,.van-button__loading+.van-button__text,.van-button__text+.van-button__icon,.van-button__text+.van-button__loading{margin-left:4px}.van-button--hairline{border-width:0}.van-button--hairline:after{border-color:inherit;border-radius:4px}.van-button--hairline.van-button--round:after{border-radius:999px}.van-button--hairline.van-button--square:after{border-radius:0}.theme--light.v-application{background:none}.v-dialog{background:#fff}.v-card__subtitle,.v-card__text,.v-card__title{padding:2px 8px}.v-card__title{font-size:1.1rem}.main{text-align:center}.main .main-box{max-width:180px;margin:0 auto}.main .process{height:100px;width:300px;-webkit-box-sizing:border-box;box-sizing:border-box;display:inline-block;vertical-align:bottom;margin:0 auto}.main .player{width:80%;margin:10px auto}