.flex {
 display: flex;
 align-items: center;
 justify-content: center;
}

.app-btn {
  width: 45%;
  max-width: 160px;
  color: #fff;
  margin: 2px 5px;
  text-align: left;
  border-radius: 5px;
  text-decoration: none;
  font-family: "Lucida Grande", sans-serif;
  font-size: 10px;
  text-transform: uppercase;
}

.app-btn.blu {
   background-color: #101010;
   transition: background-color 0.25s linear;
}

.app-btn.blu:hover {
	background-color: #454545;
}

.app-btn i {
   width: 20%;
   text-align: center;
   font-size: 28px;
   margin-right: 7px;
}

.big-txt {
   font-size: 17px;
   text-transform: capitalize;
}

.small-txt {
   font-size: 10px;
}