.background-image {
            width: 100%;
            height: 100%;
            object-fit: cover;
            position: absolute;
            top: 0;
            left: 0;
        }
 #specialDiv {
font-size: 14px;
transition-property: 
font-size; 
transition-duration: 4s; 
transition-delay: 2s;
   }
#myButton {
  padding: 5px;
  background: yellow;
  cursor: pointer;
/*transition-property: background, color; */
  transition-property: background;
  transition-duration: 1.0
}

#myButton:hover 
  color: black;
}