#bodyRightContainer > ul > li.isDisplayed{
  display: none;
}

#bodyRightContainer > ul{
  margin-top: 25px;
}

#menuContainer, #menuContainer ul{
  list-style: none;
  padding: 5px 5px 5px 10px;
}

ul#menuContainer li{
  border: none;
  margin-bottom: 0; /*necessary*/
  text-align: left;
  padding-top: 0;

  margin: 0 0 0 30px;
  letter-spacing: -0.05em;
  text-indent: -12px;
  font-size: 10pt;
  line-height: 2;
}

#menuContainer li.displayed{
  color: #9135CE;
}

#menuContainer li:not(.displayed){
  color: black;
}

#menuContainer li.displayed:before{
  content: "▶ ";
  font-size: 8pt;
  vertical-align: 1.1px;
 }

#menuContainer li:not(.displayed):before{
  content: "　 ";
  font-size: 8pt;
}

#bodyRightContainer > hr{
  margin: 10px auto 0px 42px;
  border: none;
  border-top: 1px solid #aaa;
  width: calc(84% + 2px);
}

@media screen and (max-width: 800px){
  
  .spindex #mainContentsContainer{
    width: 100vw;
  }
  
  .spindex #bodyLeftContainer{
    display: none;
  }
  
  .spindex #bodyRightContainer{
    display: block;
    width: 94%;
    margin: 0 auto;
  }
  
  .spindex #bodyRightContainer > div{
    display: block;
  }

  .spindex #bodyRightContainer ul{
    padding: 0;
  }
    
  .spindex #bodyRightContainer > ul > li.isDisplayed{
    display: block;
  }
  
  #bodyRightContainer > hr{
    width: 100%;
    margin: 15px auto 20px auto;
  }

  #bodyRightContainer > #menuContainer{
    margin: 25px 0 0 0;
    padding: 5px 10px;
    display: flex;
    justify-content: flex-start;
    flex-wrap: wrap;
    width: 94%;
  }
  
  ul#menuContainer li{
    margin: 0 30px 0 -10px;
    letter-spacing: -0.05em;
    font-size: 10pt;
    line-height: 1.6;
    text-indent: 0;
  }
  
  #menuContainer li.displayed{
    color: #9135CE;
  }
  
  #menuContainer li.displayed:before{
    content: "▶ ";
    font-size: 8pt;
    vertical-align: 1.1px;
   }
  
  #menuContainer li:not(.displayed):before{
    content: "　 ";
    font-size: 8pt;
  }
}