html {
  font-size: 62.5%;
}

body {
  font-size: 1.6rem;
  margin: 0;
  padding: 0;
  color: #303a43;
  background: #e9dfe9;
}

header {
  text-align: center;
  padding: 1em;
  color: #e9dfe9;
  background: #303a43;
}

header a {
  color: #95deea;
}

h1 {
  font-size: 3rem;
  text-decoration-line: underline;
}

h2 {
  width: 100%;
  text-align: center;
}

.wrapper {
  margin: 5rem;
  display: flex;
  justify-content: space-evenly;
  margin-bottom: 10rem;
}

.wrapper > * {
  width: 250px;
  height: 250px;
  background: #303a43;
}

.box1 {
  transition: width 2s, background 1s;
}

.box1:hover {
  background: #774477;
  width: 500px;
}

.box2 {
  transition: all 1s cubic-bezier(1, 0.3, 0.3, 1);
  border-radius: 50%;
}

.box2:hover {
  background: #49967c;
  width: 400px;
  height: 400px;
  border-radius: 0%;
}

.box3 {
  transform: rotate(45deg);
  transition: all 3s;
}

.box3:hover {
  background: #8b4d4d;
  transform: rotate(-270deg);
}

.box4 {
  transition: transform 1s, background 2s;
  background: #4e8b4d;
}

.box4:hover {
  transform: translate(0, -100px);
  background: #303a43;
}

.box5 {
  transition: all 0.6s ease-in-out;
  background: #d1db50;
}

.box5:hover {
  background: #e9dfe900;
  transform: skew(-45deg, 180deg);
}

.box6 {
  background: #db5050;
  transform-origin: bottom left;
  transition: all 1s cubic-bezier(0.215, 0.61, 0.355, 1);
}

.box6:hover {
  background: #d1db50;
  transform: rotate(-90deg);
}