@charset "UTF-8";
iframe {
  height: 100vh;
}
/*
ドロワーメニュー
*/
.sidebar {
  position: absolute;
  top: 0;
  right: 0;
  overflow-x: hidden;
  width: 0;
  transition: .7s; 
}    
.sidebar-toggle {
  position: fixed;
  z-index: 1;
  background: #fff;
  outline: none;
  width: 60px;
  height: 60px;
  font-size: 20px;
  border-radius: 50%;
  margin-top: 1em;
  cursor: pointer;
  transition: .5s;
  top: 50%;
  right: 0;
}
/*ボタンクリックで動作*/
.sidebar.open-menu {
  width: 15em;
  height: 100vh;
  background-color: #fff;
  transition: .7s;
}
.sidebar-toggle.open-menu {
  transform: rotate(-45deg);
}

/*メニューの中身*/
.sidebar h2 {
  margin-top: 90px;
  text-align: center;
}
.sidebar ul {
  list-style: none;
  padding: 0;
}
.sidebar ul a {
  position: relative;
  text-decoration: none;
  margin-top: 30px;
  display: block;
  font-size: 18px;
  font-weight: bold;
  color: #3c3c3c;
}
.sidebar ul a img {
  width: 100%;
  vertical-align: top;
}
.sidebar ul a span {
  position: absolute;
  bottom: 0;
  display: block;
  width: 100%;
  text-align: center;
  color: #fff;
  background: rgba(0,0,0,.6);
  z-index: 1;
}
.sidebar ul a span i {
  margin-left: 10px;
}
.sidebar ul a:hover img{
  opacity: 0.5;
}
.sidebar ul a:hover span i {
  transform: translateX(10px);
}