<div class="phone cta">Call us</div>
<div class="phone number">(453) 416-4742</div>
@import url('https://fonts.googleapis.com/css?family=Quicksand');

body {
  font-family: 'Quicksand', sans-serif;
  font-size: 22px;
  letter-spacing: 1px;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 90vh;
}

.phone {
  background-color: #ddd;
  display: flex;
  justify-content: center;
  align-items: center;
  border-radius: 36px;
  position: absolute;
  cursor: pointer;
}

.cta {
  height: 80px;
  width: 320px;
  color: white;
  z-index: 1;
  transition: 1.2s;
  background: linear-gradient(to right bottom, #4776E6, #8E54E9);
}

.number {
  height: 80px;
  width: 318px;
  background-image: linear-gradient( rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5) ), url(https://images.unsplash.com/photo-1529044728228-9917df974897?ixlib=rb-1.2.1&ixid=eyJhcHBfaWQiOjEyMDd9&auto=format&fit=crop&w=1050&q=80);
  background-size: cover;
  color: white;
  box-shadow: 3px 3px 30px #aaa;
}

.cta:hover {
  transform: translateX(-80%);
  transition: 1.2s;
}

External CSS

This Pen doesn't use any external CSS resources.

External JavaScript

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