.rounded-border:before{content:"";--rad:radial-gradient(circle 2.3px,#2bbdee 99%,#0000);background:var(--rad) left -12.8px bottom -12.8px,var(--rad) right -12.8px bottom -12.8px;background-size:100% 100%;width:30px;height:30px;position:absolute;top:0}