* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  list-style: none;
  text-decoration: none;
  color: inherit;
  outline: none;
  /* font-weight: inherit; */
  /* font-size: 1em; */
}

body {
  background-color: #3D3E6F;
}

.center {
  position: absolute;
  top: 230px;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 400px;
  height: 400px;
}

#animationDuration {
  width: 50%;
  display:block;
  margin: 2em auto;
  direction: rtl;
}