.corner-border-btn{position:relative;z-index:10;overflow:hidden}.corner-border-btn:after{content:"";position:absolute;inset:0;background:rgba(237,49,54,.35);opacity:0;transition:opacity .3s;z-index:1;pointer-events:none;filter:blur(6px)}.corner-border-btn:focus,.corner-border-btn:hover{background:#ed3136!important;color:#fff}.corner-border-btn:focus:after,.corner-border-btn:hover:after{opacity:0}.corner-border-btn .corner-border{content:"";position:absolute;width:28px;height:28px;border:2px solid #fff;pointer-events:none;border-radius:0;transition:all .4s cubic-bezier(.4,0,.2,1);z-index:2}.corner-border-btn .corner-border.topleft{top:0;left:0;border-right:none;border-bottom:none}.corner-border-btn .corner-border.bottomright{bottom:0;right:0;border-left:none;border-top:none}.corner-border-btn:focus .corner-border.topleft,.corner-border-btn:hover .corner-border.topleft{width:100%;height:100%;border-right:2px solid #fff;border-bottom:2px solid #fff}.corner-border-btn:focus .corner-border.bottomright,.corner-border-btn:hover .corner-border.bottomright{width:100%;height:100%;border-left:2px solid #fff;border-top:2px solid #fff}.corner-border-btn:before{top:0;left:0;border-right:none;border-bottom:none}.corner-border-btn:after{bottom:0;right:0;border-left:none;border-top:none}.corner-border-btn:focus:before,.corner-border-btn:hover:before{width:100%;height:100%;border-right:2px solid #fff;border-bottom:2px solid #fff}.corner-border-btn:focus:after,.corner-border-btn:hover:after{width:100%;height:100%;border-left:2px solid #fff;border-top:2px solid #fff}