Button 28

<button class="Button28 first" onclick="window.location.href = '#';">Button 28</button>

/*-- Button 28 --*/
.Button28 {
  box-sizing: border-box;
  -webkit-appearance: none;
     -moz-appearance: none;
          appearance: none;
  background-color: transparent;
  border: 2px solid #e74c3c;
  border-radius: 0.6em;
  color: #e74c3c;
  cursor: pointer;  
  -webkit-align-self: center;
      -ms-flex-item-align: center;
          align-self: center;
  font-size: 16px;
  font-weight: 400;
  line-height: 1;  
  padding: 15px 27px;
  text-decoration: none;
  text-align: center;
  text-transform: uppercase;
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
}
.Button28:hover, .Button28:focus {
  color: #fff;
  outline: 0;
}

.first-1 {
  -webkit-transition: box-shadow 300ms ease-in-out, color 300ms ease-in-out;
  transition: box-shadow 300ms ease-in-out, color 300ms ease-in-out;
}
.first-1:hover {
  box-shadow: 0 0 40px 40px #e74c3c inset;
}