body {
  -webkit-touch-callout: none;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
  overflow: hidden;
}

html {
  box-sizing: border-box;
}
*, *:before, *:after {
  box-sizing: inherit;
}
body { margin: 0; }
.outer {
}
.frame { 
  display: flex;
  width: 100vw;
  height: 100vh;
}

#result {
  width: 60%;
}

#editor {
  padding: .5em;
  background: rgb(20, 31, 32);
  color: white;
  font-family: Trebuchet MS,Lucida Grande,Lucida Sans Unicode,Lucida Sans,Tahoma,sans-serif; 
  width: 40%;
  position: relative;
}

#editor h1 {
  font-style: italic;
  text-align: center;
  font-size: 3em;
}

.topic {
  padding: 10%;
  font-size: 1.5em;
}

.side {
  position: absolute;
  display: none;
  width: 99%;
}

.hidden {
  display: none !important;
}

#three { 
  width: 100%;
  height: 100%;
  z-index: 1;
}

#number { 
  width: 100%;
  height: 100%;
  z-index: -1;
}

.annotation {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 1;
  margin-left: 15px;
  margin-top: 15px;
  padding: 1em;
  width: 200px;
  color: #fff;
  background: rgba(0, 0, 0, 0.8);
  border-radius: .5em;
  font-size: 12px;
  line-height: 1.2;
  -webkit-transition: opacity .5s;
  transition: opacity .5s;
}
.annotation::before {
  content: '1';
  position: absolute;
  top: -30px;
  left: -30px;
  width: 30px;
  height: 30px;
  border: 2px solid #fff;
  border-radius: 50%;
  font-size: 16px;
  line-height: 30px;
  text-align: center;
  background: rgba(0, 0, 0, 0.8);
}

.annotation2 {
  position: absolute;
  top: 0;
  right: 0;
  z-index: 1;
  margin-left: 15px;
  margin-top: 15px;
  padding: 1em;
  width: 200px;
  color: #fff;
  background: rgba(0, 0, 0, 0.8);
  border-radius: .5em;
  font-size: 12px;
  line-height: 1.2;
  -webkit-transition: opacity .5s;
  transition: opacity .5s;
}
.annotation2::before {
  content: '2';
  position: absolute;
  top: -30px;
  left: -30px;
  width: 30px;
  height: 30px;
  border: 2px solid #fff;
  border-radius: 50%;
  font-size: 16px;
  line-height: 30px;
  text-align: center;
  background: rgba(0, 0, 0, 0.8);
}

#number {
  position: absolute;
  z-index: -1;
}