@import url('https://fonts.googleapis.com/css2?family=Muli:wght@400;700&display=swap');

* {
  box-sizing: border-box;
}

body {
  background-color: #eafbff;
  background: linear-gradient(
    180deg,
    rgb(200, 217, 255) 50%,
    rgb(99, 99, 255) 50%
  );
  font-family: 'Muli', sans-serif;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100vh;
  margin: 0;
}

nav {
  background-color: aliceblue;
  width: 80px;
  padding: 20px;
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: hidden;
  transition: width 0.6s linear;
}

nav ul {
  width: 0;
  display: flex;
  margin: 0;
  padding: 0;
  list-style: none;
  transition: width 0.6s linear;
}

nav ul li {
  opacity: 0;
  transform: rotateY(0deg);
  transition: all 0.6s linear;
}
a {
  text-decoration: none;
  color: black;
}

.icon {
  position: relative;
  width: 30px;
  height: 30px;
  background: aliceblue;
  outline: none;
  border: none;
}

.line {
  background-color: cornflowerblue;
  height: 2px;
  width: 20px;
  position: absolute;
  left: 5px;
  transition: all 0.6s linear;
}

.line1 {
  top: 10px;
}
.line2 {
  bottom: 10px;
}

nav.active {
  width: 350px;
}

nav.active ul {
  width: 100%;
}

nav.active li {
  opacity: 1;
  transform: rotateY(360deg);
  transition: all 0.6s linear;
  margin: 0px 10px;
}

nav.active .line1 {
  transform: rotate(765deg);
  top: 15px;
  transition: all 0.6s linear;
}

nav.active .line2 {
  transform: rotate(-765deg);
  top: 15px;

  transition: all 0.6s linear;
}