style.css

body {
  margin: 0;
  overflow-x: hidden;
}

#instructions {
  padding-left: 0;
}

#viewpoint {
  height: 100vh;
}

#rotationLabel {
  position: absolute;
  width: 100px;
  height: 20px;
  color: black;
  bottom: 100px;
  left: 50px;
  z-index: -1;
}

#sidebar {
  border-left: solid thin gainsboro;
  border-bottom: solid thin gainsboro;
  background-color: ghostwhite;
  box-shadow: -.10em .05em .25em .25em gainsboro;
}

.brick {
  opacity: 0.5;
}

.selected {
  opacity: 1;
}

.margin1 {
  margin-top: 1em;
}

.no-padding {
  padding: 0;
}

img {
    display:block;
    margin:auto;
}

h3 {
  margin-top: 0.25em;
}

* {
  user-select: none;
}

.material-switch > input[type="checkbox"] {
    display: none;   
}

.material-switch > label {
    cursor: pointer;
    height: 0px;
    position: relative; 
    width: 40px;  
}

.material-switch > label::before {
    background: rgb(0, 0, 0);
    box-shadow: inset 0px 0px 10px rgba(0, 0, 0, 0.5);
    border-radius: 8px;
    content: '';
    height: 16px;
    margin-top: -8px;
    position:absolute;
    opacity: 0.3;
    transition: all 0.4s ease-in-out;
    width: 40px;
}
.material-switch > label::after {
    background: rgb(255, 255, 255);
    border-radius: 16px;
    box-shadow: 0px 0px 5px rgba(0, 0, 0, 0.3);
    content: '';
    height: 24px;
    left: -4px;
    margin-top: -8px;
    position: absolute;
    top: -4px;
    transition: all 0.3s ease-in-out;
    width: 24px;
}
.material-switch > input[type="checkbox"]:checked + label::before {
    background: inherit;
    opacity: 0.5;
}
.material-switch > input[type="checkbox"]:checked + label::after {
    background: inherit;
    left: 20px;
}

ul {
  list-style-type: none;
  padding: 0;
  padding-left: 1em;
  /*margin: 0 auto;*/
}

/*div .progressBar {*/
/*  width: 200px;*/
/*  height: 20px;*/
/*  background: #000;*/
/*  border: 2px solid #000;*/
/*}*/
/*div > div .progressBar {*/
/*  width: 200px;*/
/*  height: 20px;*/
/*  background: red;*/
/*  border: none;*/
/*}*/