.sidenav {
  width: 40%;
  transition: all 0.5s ease;
  position: relative;
  z-index: 2;
  text-align: center;
  overflow: scroll;
}

.sidenav-hide {
  padding: 0;
  width: 0px;
  margin:0;
  border: none;
  transition: all 0.5s ease;
  overflow-x: hidden;
}

.menu-icon {
  font-size: 30px;
  cursor: pointer;
  transition: all 0.5s ease;
  margin: 20px;
}

.menu-icon:hover{
  transform: scale(1.5);
  transition: all 0.1s ease;
}

.material-icons.md-18 { font-size: 18px; }
.material-icons.md-24 { font-size: 24px; }
.material-icons.md-36 { font-size: 36px; }
.material-icons.md-48 { font-size: 48px; }


@media only screen and (max-device-width: 700px) {
  .material-icons.md-48 {
    font-size: 90px;
  }
}