* {
  margin: 0;
  padding: 0;
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  -o-box-sizing: border-box;
  box-sizing: border-box;
}
hr {
  margin: 50px;
}
/* index.html styling */
/* Assignment 01 */
.assign-1 {
  margin-top: 30px;
  width: 300px;
  height: 200px;
  background-color: #eee;
  border: 2px solid #ddd;
  font-size: 3rem;
  color: #03a9f4;
  font-weight: bold;
  text-align: center;
  line-height: 200px;
  margin-left: auto;
  margin-right: auto;
  position: relative;
}
.assign-1::before,
.assign-1::after {
  content: "";
  width: 100%;
  height: 100%;
  background-color: #03a9f4;
  rotate: -7deg;
  position: absolute;
  left: 0;
  top: 0;
  z-index: -1;
}
.assign-1::after {
  background-color: #e91e63;
  rotate: 7deg;
}
/* Assignment 02 */
/* Assignment 03 */
.assign-2,
.assign-3 {
  width: 200px;
  height: 200px;
  text-align: center;
  line-height: 200px;
  background-color: #eee;
  border-radius: 50%;
  -webkit-border-radius: 50%;
  -moz-border-radius: 50%;
  -o-border-radius: 50%;
  margin-left: auto;
  font-size: 2rem;
  margin-right: auto;
  font-weight: bold;
  position: relative;
}
.assign-2::after,
.assign-2::before,
.assign-3::after,
.assign-3::before {
  content: "";
  height: 100%;
  width: 100%;
  border-radius: 50%;
  -webkit-border-radius: 50%;
  -moz-border-radius: 50%;
  -o-border-radius: 50%;
  display: block;
  position: absolute;
  top: 0;
  left: 0;
}
.assign-2::after,
.assign-3::after {
  border: 8px solid;
  border-color: #e91e63 #e91e63 #e91e63 transparent;
  top: -8px;
  left: -8px;
}
.assign-2::before,
.assign-3::before {
  width: calc(100% + 16px);
  height: calc(100% + 16px);
  border: 8px solid;
  border-color: #2196f3 transparent #2196f3 #2196f3;
  top: -16px;
  left: -16px;
}
.assign-3::after {
  transition: 0.5s transform ease-in-out;
}
.assign-3::before {
  transition: 0.5s transform ease-in-out 0.5s;
}
.assign-3:hover::after,
.assign-3:hover::before {
  transform: rotate(360deg);
}