{
  box-sizing: border-box;
  padding: 0;
  margin: 0;
}
html, body {
  height: 100%;
} 


div
body {
  font-family: 'Poppins'
  font-weight: 400;
}

.container {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.buttons {
  display: flex;
  flex-direction: column;
  
}

.btn {
  text-decoration: none;
  padding: 20px 50px;
  font-size: 1.25rem;
  position: relative;
  margin: 32px;
}

/*button 1*/

.btn-1 {
  background: #b0c4de;
  color: #fff;
  border-radius: 30px;
  transition: transform 0.3s ease;
  
}

.btn-1: :after, .btn-1: :befor {
  content: "";
  position: absolute;
  opacity: 0.3;
  background: #b0c4de;
  border-radius: inherit;
  width: 100%;
  height: 100%;
  left: 0;
  bottom: 0;
  z-index: -1;
  transition: transform 0.3s ease;

}

.btn-1:hover {
  transform: translate (-12px, -12px)
}

.btn-1:hover: :after {
  transform: translate (6px, 6px)
}

.btn-1:hover: :befor {
  transform: translate (12px, 12px)
}


div body

div