html{
  background-repeat: no-repeat;
  background-size: cover;
}

p, h1, h2, h3, h4, h5, h6 , button{
  color: black;
  font-family: 'Courier New', monospace;
}

#contentDiv{
  background-color: lightgray;
  opacity: .7;
  display: block;
  margin: auto;
  width: 60vw;
  border: black 3px solid;
  padding: .5vw;
  background-clip: content-box;
}

.text, .imgL, .imgR, .imgC, .spoiler, .sound, .table, button{
  margin: 2vw; 
  margin-bottom: .5vw;
}

.text{
  font-size: 20px;
  border-left: 3px black solid;
  padding-left: 1vw;
  display: block;
}

.imgL, .imgR, .imgC{
  background-clip: content-box;
  padding: 5px;
  border: black 3px solid;
  
}

.imgL{
  float: left;
}

.imgR{
  float: right;
}

.imgC{
  margin: auto;
}

.spoiler{
  font-size: 20px;
  border-left: 3px black solid;
  padding-left: 1vw;
 
}

.sound{
  
}

.table{
  
}

button{
  border-radius: 0px;
  margin: auto;
  display: block;
}
hr{
 display: block;
 clear: right;
 width: 95%;
}