@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;600;700&display=swap');
* {
  font-family: "Poppins", sans-serif;
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
body {
  width: 100%;
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  background: #232c33;
}
.navigation{
  position: relative;
  height: 500px;
  width: 70px;
  background: #2b343b;
  box-shadow: 10px 0 0 #4187f6;
  border-left: 10px solid #2b343b ;
  overflow-x: hidden;
  transition: width 0.5s;
}
.navigation:hover{
  width: 300px;
}
.navigation ul{
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  padding-left: 5px;
  padding-top: 40px;
}

.navigation ul li{
  position: relative;
  list-style: none;
  width: 100%;
  border-top-left-radius: 20px;
  border-bottom-left-radius: 20px;
}
 
.navigation ul li.active{
  background: #4187f6;
}


.navigation ul li a{
  position: relative;
  width: 100%;
  display: flex;
  text-decoration: none;
  color: #fff;
}
.navigation ul li.active a::before{
content: '';
position: absolute;
top: -30px;
right: 0;
width: 30px;
height: 30px;
background: #2b343b;
border-radius: 50%;
box-shadow: 15px 15px 0 #4187f6;
}
.navigation ul li.active a::after{
content: '';
position: absolute;
bottom: -30px;
right: 0;
width: 30px;
height: 30px;
background: #2b343b;
border-radius: 50%;
box-shadow: 15px -15px 0 #4187f6;
}
.navigation ul li a .icon{
  position: relative;
  display: block;
  min-width: 60px;
  height: 60px;
  line-height: 70px;
  text-align: center;
}

.navigation ul li a .icon ion-icon{
  position: relative;
  font-size: 1.5rem;
  z-index: 1;
}

.navigation ul li a .title{
  position: relative;
  display: block;
  padding-left: 10px;
  height: 60px;
  line-height: 60px;
  white-space: nowrap;
}