JSFiddle - React, Tailwind, and code Playground

by Softlink

HTML

<div>
кнопка с текстом
</div>

CSS

body{
padding: 50px;
}

div{
  position: relative;
  display: inline-block;
  padding: 10px;
  border-radius: 10px;
}

div:after{
  content:'';
  position: absolute;
  top: -4px;
  left: 0;
  right: 0;
  height: 15px;
  background: inherit;
  border-radius: 10px 10px 0 0;
  z-index: -1;
  -webkit-transform: rotate(-3deg);
  -moz-transform: rotate(-3deg);
  -o-transform: rotate(-3deg);
  -ms-transform: rotate(-3deg);
  transform: rotate(-3deg);
}

div:hover{
background: #222;
color: #fff;
}