JSFiddle - React, Tailwind, and code Playground

HTML

<div class="button">
  <a href="#">Заказать сейчас</a>
</div>

CSS

@import url('https://fonts.googleapis.com/css?family=Fira+Sans+Condensed:400,500,600,700');
body {
  background: #fff;
}
.button {
  background-color: #f2f2f2;
  display: inline-block;
  padding: 6px;
  border-radius: 33px;
}
.button a {
  background: linear-gradient(to bottom, #ffea58 0%, #ffd31b 50%);
  display: block;
  padding: 18px 47px;
  border-top: 1px solid #fef087;
  border-bottom: 3px solid #b79a11;
  border-radius: 28px 28px 29px 29px;
  font-family: 'Fira Sans Condensed', sans-serif;
  font-weight: 500;
  font-size: 21px;
  color: #000;
  text-decoration: none;
  text-shadow: 0 1px 0 #fff;
  text-transform: uppercase;
}