html, body {
  width: 100%;
  height: 100%;
  margin: 0;
}

#sidebar, #content {
  height: 100%;
  overflow:auto;
  float:left;
  transition: width .35s;
}

#sidbarDiv{
    height: 10%;
    color: white;
}

#sidebar {
  background:black;
  width: 30%;
  box-shadow: 2px 0 4px rgba(0,0,0,0.5);
}

#sidebar.collapsed {
  width: 0;
}

#sidebar.collapsed + #content {
  width: 100%;
}

#content {
  background:gray;
  width: 70%;
}

.contentSection{
  padding-top: 50px;
  padding-right: 30px;
  padding-bottom: 50px;
  padding-left: 80px;
}

button {
  width: 30px;
  height: 30px;
  border-radius: 100%;
  background-color: gray;
  border:none;
  outline:none;
  cursor:pointer;
}

h3 {
  font-family: sans-serif;
  color:white;
  text-align:center;
}

.c > div {
  padding: 1em;
}

@media screen and (min-width: 31.42em) {
  .c2, .c3 {
    float: left;
    width: 50%;
  }
}

.collapsible {
  background-color: #8c8989;
  color: white;
  cursor: pointer;
  width: 100%;
  border: 1px outset rgb(235, 235, 238);
  text-align: left;
  border-radius: 5px;
  outline: none;
  font-size: 15px;
}

ul.bulletList {
    list-style-type: circle;
    text-align: left;
}

ol.instructionList {
    list-style-type: numbered;
    text-align: left;
}