body {
  padding: 0;
  margin: 0;
  background: #2b1d2f;
}

.interactive-container {
  position: relative;
  margin-top: 100px;
}

.interactive-inner {
  position: relative;
}

.control {
  position: absolute;
  font-size: 5em;
  padding: 15px;
  background: rgba(0, 0, 0, 0.7);
  color: #fff;
  top: 200px;
  cursor: pointer;
  z-index: 100;
}
.control:hover, .control:focus {
  background: rgba(0, 0, 0, 0.85);
}

.control.left {
  left: 0;
  border-top-right-radius: 5px;
  border-bottom-right-radius: 5px;
}

.control.right {
  right: 0;
  border-top-left-radius: 5px;
  border-bottom-left-radius: 5px;
}

.interactive-object,
.interactive-object {
  -webkit-touch-callout: none;
  -webkit-user-select: none;
  -khtml-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}

.interactive-object {
  position: absolute;
}

.interactive-object.active {
  z-index: 100;
}

.interactive-object img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
}

.interactive-object .overlay {
  opacity: 1;
  transition: opacity 0.4s ease-in-out;
}
.interactive-object .object-container {
  position: absolute;
  width: 100%;
  height: 0;
  padding-bottom: 100%;
  transition: 0.4s ease-in-out;
  transition-property: width, margin-left, margin-top, padding-bottom;
}

.interactive-object.active .overlay {
  opacity: 0;
}
.interactive-object.active .object-container {
  width: 200%;
  padding-bottom: 200%;
  margin-left: -50%;
  margin-top: -50%;
}

#saturn .ring {
  opacity: 0.8;
}
#saturn img {
  width: 233%;
  left: -66.5%;
}

#uranus img {
  top: -50%;
  transition: 0.4s ease-in-out;
  transition-property: top;
}

#sun img {
  width: 150%;
  height: 150%;
  left: -25%;
  top: -25%;
}