style.css

html, body {
  padding: 0;
  margin: 0;
  height: 100%;
  width: 100%;
}

.background {
  height: 100%;
  width: 100%;
  background: white;
  display: flex;
  justify-content: center;
  align-items: flex-end;
  background-size: cover;
  transition: background 0.4s cubic-bezier(.25,.8,.25,1);
  -webkit-transition: background 0.4s cubic-bezier(.25,.8,.25,1);
  -moz-transition:background 0.4s cubic-bezier(.25,.8,.25,1);
  -o-transition:background 0.4s cubic-bezier(.25,.8,.25,1);
}

.cool-input {
  width: 60%;
  height: 50px;
  line-height: 50px;
  font-size: 32px;
  padding-left: 10px;
  padding-right: 10px;
  border-radius: 5px;
  transition: all 0.4s cubic-bezier(.25,.8,.25,1);
  color: #282828;
  font-weight: lighter;
  margin-bottom:50px;
  background: white;
  border-color: #eee;
  border: 1px solid #eee;
}

.cool-input:focus {
  outline: none;
  transform: translateY(-10px);
  box-shadow: 0 14px 28px rgba(150,150,150,0.25), 0 10px 10px rgba(150,150,150,0.22);
}

.cool-input:hover {
  background: white;
}


.background > .cool-input {
  opacity: 0;
  transition: all 2s cubic-bezier(.25,.8,.25,1);
}

.background > .cool-input.shown {
  opacity: 1;
  transition: all 0.4s cubic-bezier(.25,.8,.25,1);
}