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

body {
  background: #fff;
}

.center {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

ul {
  display: flex;
}

ul li {
  list-style: none;
  position: relative;
  margin: 0 10px;
}
ul li a {
  width: 80px;
  height: 70px;
  background: #222;
  display: block;
  line-height: 73px;
  font-size: 30px;
  text-align: center;
  clip-path: polygon(25% 0%, 75% 0%, 100% 50%, 75% 100%, 25% 100%, 0% 50%);
  transition: 0.5s;
}

.fab {
  color: #fff;
}

ul li:nth-child(1) a {
  background: #1877f2;
}

ul li:nth-child(2) a {
  background: #1da1f2;
}

ul li:nth-child(3) a {
  background: #007bb5;
}

ul li:nth-child(4) a {
  background: #c32aa3;
}

ul li:nth-child(5) a {
  background: #ea4335;
}

ul li a:hover {
  transform: translateY(-20px);
}