.van-button{position:relative;display:inline-block;-webkit-box-sizing:border-box;box-sizing:border-box;height:2.2rem;margin:0;padding:0;font-size:.7rem;line-height:2.1rem;text-align:center;border-radius:0;-webkit-appearance:none;-webkit-text-size-adjust:100%}.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:#222;background-color:#fff;border:.05rem solid #ebedf0}.van-button--primary{color:#fff;background-color:#ff4556;border:.05rem solid #ff4556}.van-button--info{color:#fff;background-color:#4c90e1;border:.05rem solid #4c90e1}.van-button--danger{color:#fff;background-color:#ff4556;border:.05rem solid #ff4556}.van-button--warning{color:#fff;background-color:#f5b349;border:.05rem solid #f5b349}.van-button--plain{background-color:#fff}.van-button--plain.van-button--primary{color:#ff4556}.van-button--plain.van-button--primary:active::before{opacity:.1;background-color:#ff7884}.van-button--plain.van-button--info{color:#4c90e1}.van-button--plain.van-button--danger{color:#ff4556}.van-button--plain.van-button--warning{color:#f5b349}.van-button--large{width:100%;height:2.2rem;line-height:2.1rem}.van-button--normal{padding:0 1rem;font-size:.7rem}.van-button--small{min-width:3rem;height:1.4rem;padding:0 .75rem;font-size:.6rem;line-height:1.3rem}.van-button__loading{display:inline-block;vertical-align:top}.van-button--mini{display:inline-block;min-width:2rem;height:1.1rem;font-size:.5rem;line-height:1rem;padding:0 .5rem}.van-button--mini+.van-button--mini{margin-left:.25rem}.van-button--block{display:block;width:100%}.van-button--disabled{opacity:.5}.van-button--hairline.van-button--round::after,.van-button--round{border-radius:10em}.van-button--hairline.van-button--square::after,.van-button--square{border-radius:0}.van-button__icon{min-width:1em;font-size:1.2em;line-height:inherit;vertical-align:top}.van-button__icon+.van-button__text,.van-button__loading+.van-button__text{display:inline-block;margin-left:.25rem;vertical-align:top}.van-button--hairline{border-width:0}.van-button--hairline::after{border-color:inherit;border-radius:0}