JSFiddle - React, Tailwind, and code Playground

by web tiki

HTML

<div class="cutout"><div></div></div>

CSS

body {
    padding: 50px;
}


.cutout {
    height: 180px;
    width: 180px;
    position:relative;
    background:#808080;
  
}
.cutout:after, .cutout:before, .cutout >div:before, .cutout >div:after{
    content:'';
    position:absolute;
    width:33.3%;
    height:33.3%;
    border-radius: 50%;
    background:#fff;
}
/* left */
.cutout:before{
    top:50%;
    left:0;
    -webkit-transform:translate(-50%, -50%);
    -ms-transform:translate(-50%, -50%);
    transform:translate(-50%, -50%);
}
/* right */
.cutout:after{
    top:50%;
    left:100%;
    -webkit-transform:translate(-50%, -50%);
    -ms-transform:translate(-50%, -50%);
    transform:translate(-50%, -50%);
}

/* top */
.cutout >div:before{
    top:0%;
    left:50%;
    -webkit-transform:translate(-50%, -50%);
    -ms-transform:translate(-50%, -50%);
    transform:translate(-50%, -50%);
}
/* bottom */
.cutout >div:after{
    top:100%;
    left:50%;
    -webkit-transform:translate(-50%, -50%);
    -ms-transform:translate(-50%, -50%);
    transform:translate(-50%, -50%);
}