#myDiv {
  width: 800px;
}

#indoor:before {
  content: "Indoor ";
  font-weight: 200;
}

#outdoor:before {
  content: "Outdoor ";
  font-weight: 200;
}

#indoor:after,
#outdoor:after {
  content: "º";
}

#indoor,
#outdoor {
  font: 40px sans-serif;
  margin-left: 120px;
  font-weight: 800;
  color: #333;
}

#close {
  display: none;
  font: 60px sans-serif;
  margin-left: 120px;
  margin-top: 40px;
  font-weight: 800;
  color: #995522;
}
#heating {
  position: absolute;
  left: 540px;
  top: 20px;
  height: 360px;
}