*, *::after, *::before {
  box-sizing: border-box;
}

* {
  text-decoration: none;
  list-style: none;
}

.video-list-wrapper {
  max-width: 1000px;
  padding: 50px 20px;
  margin: 0 auto;
}


.minutes-3-area {
  position: relative;
  width: 350px;
  margin: 10px auto 30px auto;
  padding-right: 30px;
  text-align: center;
}

.minutes-3-area .minutes-3-title {
  font-size: 24px;
  margin-bottom: 10px;
}

.minutes-3-area .minutes-3-img-area {
  position: absolute;
  top: -20px;
  right: -60px;
  width: 90px;
}




.video-list {
  width: 100%;
  padding: 20px;
  margin-bottom: 50px;
}

.page-title {
  font-size: 32px;
  margin-bottom: 14px;
  padding-left: 20px;
}

.menu ul {
  display: none;
}

.menu ul.active {
  display: block;
}

.menu a {
  color: #000;
  transition: .3s;
}

.menu a:hover {
  opacity: .7;
}

.menu .parent-title {
  font-size: 22px;
  display: flex;
  justify-content: space-between;
  padding: 18px;
  border-bottom: 1px solid #d8d8d8;
  user-select: none;
  cursor: pointer;
}

.menu .parent-title:hover {
  color: #4b4b4b;
}

.menu .parent-title::after {
  font-family: "Material Symbols Outlined";
  content: '\e5cf';
}

.menu .parent-title.active::after {
  content: '\e5ce';
}

.menu > li > ul {
  margin-bottom: 12px;
}

.menu > li > ul a {
  padding: 10px 20px;
  display: flex;
  justify-content: space-between;
  border-bottom: 1px solid #d8d8d8;
}

.menu > li > ul .video-title::after {
  font-family: "Material Symbols Outlined";
  content: '\e897';
  padding-right: 30px;
}

.menu > li > ul .video-title.active::after {
  display: none;
}


.menu > li > ul a:hover {
  text-decoration-line: underline;
  background-color: #eee;
}

.video-description {
  padding: 20px;
  display: none;
}

.video-description.active {
  display: block;
}



@media screen and (max-width: 640px) {
    
    .minutes-3-area {
    display: block;
    padding-right: 0px;
  }
  
  .minutes-3-area .minutes-3-title {
    font-size: 22px;
    margin-bottom: 6px;
  }
  
  .minutes-3-area .minutes-3-img-area {
    display: none;
  }
    

  .video-list-wrapper {
    padding: 38px 16px;
  }
  
  .video-list {
    padding: 16px;
  }
  
  .page-title {
    font-size: 30px;
  }
  
  .menu .parent-title {
    font-size: 20px;
  }
  
  .menu > li > ul .video-title::after {
      padding-right: 20px;
  }
 
}

@media screen and (max-width: 420px) {

  .video-list-wrapper {
    padding: 30px 10px;
  }
  
  .video-list {
    padding: 10px;
  }
  
  .video-list:nth-of-type(2) {
    margin-bottom: 20px;
  }
  
  .menu > li > ul .video-title::after {
      padding-right: 0px;
  }

}