.thankyou-wrapper{position:relative;min-height:100vh;background:#fff;overflow:hidden}.thankyou-wrapper:before{content:"";position:absolute;top:0;left:0;width:0;height:0;border-top:140px solid #e31b23;border-right:140px solid transparent}.thankyou-wrapper:after{content:"";position:absolute;bottom:0;right:0;width:0;height:0;border-bottom:140px solid #e31b23;border-left:140px solid transparent}