body {
  margin: 0; }

div {
  border-radius: 15%;
  margin: 2%;
  padding-top: 29.3%;
  width: 29.3%;
  background-color: orange; }

nav {
  display: flex;
  flex-wrap: wrap; }

.bg {
  border-radius: 15%;
  margin: 2%;
  padding-top: 29.3%;
  width: 29.3%;
  background-color: orange; }

footer button {
  display: block;
  padding: 20px;
  width: 100%;
  outline: none;
  border-radius: 10px; }

.start {
  background-color: orange;
  color: white; }

.stop {
  color: orange; }

/*# sourceMappingURL=t1.css.map */