* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  user-select: none;
}

body {
  height: 100vh;
}

.wrapper {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100%;
  width: 100%;
  background: linear-gradient(to bottom right, #14191d, #38393b);
}

.outer {
  width: 80vmin;
  height: 80vmin;
  display: flex;
  justify-content: center;
  align-items: center;
  background: #fff;
  border-radius: 5vmin;
}

.inner {
  width: 70vmin;
  height: 70vmin;
  border: 2vmin solid #000;
  border-radius: 5vmin;
  padding-left: 1vmin;
  display: flex;
}

.letter {
  display: block;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 35vmin;
  line-height: 35vmin;
  text-decoration: none;
  color: inherit;
  transition: all 0.3s ease;
  transform-origin: top left;
}

.letter:hover {
  transform: scale(1.2);
  color: red;
}