vertical-centered.css

.block {
  text-align: center;
}
 
.block:before {
  content: '';
  display: inline-block;
  height: 100%; 
  vertical-align: middle;
  margin-right: -0.25em; /* Adjusts for spacing */
 }
 
.centered {
  display: inline-block;
  vertical-align: middle;
  padding: 10px 15px;
 }