.van-button{position:relative;display:inline-block;box-sizing:border-box;height:1.17333rem;margin:0;padding:0;font-size:.42667rem;line-height:1.2;text-align:center;border-radius:.05333rem;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%);-ms-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:.02667rem solid #ebedf0}.van-button--primary{color:#fff;background-color:#07c160;border:.02667rem solid #07c160}.van-button--info{color:#fff;background-color:#1989fa;border:.02667rem solid #1989fa}.van-button--danger{color:#fff;background-color:#ee0a24;border:.02667rem solid #ee0a24}.van-button--warning{color:#fff;background-color:#ff976a;border:.02667rem solid #ff976a}.van-button--plain{background-color:#fff}.van-button--plain.van-button--primary{color:#07c160}.van-button--plain.van-button--info{color:#1989fa}.van-button--plain.van-button--danger{color:#ee0a24}.van-button--plain.van-button--warning{color:#ff976a}.van-button--large{width:100%;height:1.33333rem}.van-button--normal{padding:0 .4rem;font-size:.37333rem}.van-button--small{height:.85333rem;padding:0 .21333rem;font-size:.32rem}.van-button__loading{color:inherit;font-size:inherit}.van-button--mini{height:.64rem;padding:0 .10667rem;font-size:.26667rem}.van-button--mini+.van-button--mini{margin-left:.10667rem}.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:26.64rem}.van-button--square{border-radius:0}.van-button__content{display:-webkit-box;display:-webkit-flex;display:-ms-flexbox;display:flex;-webkit-box-align:center;-webkit-align-items:center;-ms-flex-align:center;align-items:center;-webkit-box-pack:center;-webkit-justify-content:center;-ms-flex-pack:center;justify-content:center;height:100%}.van-button__content:before{content:" "}.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:.10667rem}.van-button--hairline{border-width:0}.van-button--hairline:after{border-color:inherit;border-radius:.10667rem}.van-button--hairline.van-button--round:after{border-radius:26.64rem}.van-button--hairline.van-button--square:after{border-radius:0}.letter[data-v-6fff88c4]{min-height:calc(100vh - var(--vh-offset, 0px) - 1.22667rem);background-color:#fff}.letter .content[data-v-6fff88c4]{height:100vw;max-height:540PX;width:calc(100vh - var(--vh-offset, 0px) - 1.22667rem)}.letter .content .signature[data-v-6fff88c4]{height:calc(100% - 1.6rem)}.letter .content .signature .canvasBox[data-v-6fff88c4]{width:100%;height:100%;overflow:hidden;background:#f3f3f3;z-index:100;position:relative}.letter .content .signature .canvasBox .canvasBgText[data-v-6fff88c4]{position:absolute;left:0;top:0;right:0;bottom:0;display:-webkit-box;display:-webkit-flex;display:-ms-flexbox;display:flex;-webkit-box-align:center;-webkit-align-items:center;-ms-flex-align:center;align-items:center;font-size:2.66667rem;-webkit-box-pack:center;-webkit-justify-content:center;-ms-flex-pack:center;justify-content:center;letter-spacing:1.06667rem;color:#e6e6e6}.letter .content .signature .canvasBox>canvas[data-v-6fff88c4]{width:100%;height:100%;position:absolute;z-index:100;background-color:transparent}.letter .content-btn[data-v-6fff88c4]{padding:.26667rem .53333rem;display:-webkit-box;display:-webkit-flex;display:-ms-flexbox;display:flex;-webkit-box-pack:justify;-webkit-justify-content:space-between;-ms-flex-pack:justify;justify-content:space-between;-webkit-box-align:center;-webkit-align-items:center;-ms-flex-align:center;align-items:center}.letter .content-btn .content-btn-title[data-v-6fff88c4]{font-size:.42667rem;margin-right:.53333rem}.letter .content-btn .van-button+.van-button[data-v-6fff88c4]{margin-left:.26667rem}