Rectangle Curved Sides

A CSS only rectangle with curved sides.

by dylanstark

HTML

<div class="wrapper">
  <div class="circle top"></div>
  <div class="rectangle"></div>
  <div class="circle bottom"></div>
</div>

CSS

.wrapper {
  position: relative;
  height: 112px;
  width: 80px;
  overflow: hidden;
}

.rectangle,
.circle {
  position: absolute;
  box-sizing: border-box;
}

.rectangle {
  height: 100px;
  width: 80px;
  top: 6px;
  border-left: 1px solid black;
  border-right: 1px solid black;
}

.circle {
  width: 300px;
  height: 300px;
  left: -110px;
  border-radius: 300px;
  border: 1px solid black;
}

.top {
  top: 0;
}

.bottom {
  bottom: 0;
}