h1 { margin-top: 0; margin-bottom: 0 }
h2 { margin-top: 0; margin-bottom: 0 }
p { margin-top: 0; margin-bottom: 0 }



.button {
  background-color: #333;
  border: 2px solid #333;
  color: #fff;
  line-height: 50px;
}
.button:hover {
  background-color: #fff;
  border-color: #59b1eb;
  color: #59b1eb;
}














.button {
  position: relative;
  z-index: 2;
  background-color: #333;
  border: 2px solid #333;
  color: #fff;
  line-height: 50px;
}
.button:hover {
  background-color: #fff;
  border-color: #59b1eb;
  color: #59b1eb;
}
.button::before,
.button::after {
  top: 0;
  width: 50%;
  height: 100%;
  background-color: #333;
}
.button::before {
  right: 0;
}
.button::after {
  left: 0;
}
.button:hover::before,
.button:hover::after {
  width: 0;
  background-color: #59b1eb;
}