* {
  padding: 0;
  margin: 0;
  box-sizing: border-box;
}

body {
  background: #2c3e50;
  width: 100vw;
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
}

.btn {
  color: #ecf0f1;
  text-decoration: none;
  width: 200px;
  height: 40px;
  background: #e74c3c;
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
  transform: skewX(25deg) rotate(-15deg);
  letter-spacing: .5em;
  text-transform: uppercase;
  font-weight: bold;
}

.btn::before {
  content: '';
  width: 10px;
  height: 100%;
  left: -10px;
  background: #000;
  position: absolute;
  transform: skewY(-45deg) translate(0, 5px);
}

.btn::after {
  content: '';
  width: 100%;
  height: 10px;
  bottom: -10px;
  background: #000;
  position: absolute;
  transform: skewX(-45deg) translate(-5px, 0);
}