index.css

body{
  /*background-image: url(bbg2.jpg);*/
  background-color: white;
}
div.gallery {
  margin: 5px;
  border: 1px solid #ccc;
  float: left;
  width: 50%;
}

div.gallery:hover {
  border: 1px solid #777;
}

div.gallery img {
  width: 100%;
  height: auto;
}

div.desc {
  padding: 15px;
  text-align: center;
  color: white;
  font-family:cursive;
}
.ghost {
  background-color: black;
  border: 2px solid white;
  color: white;
  padding: 20px 50px;
  text-align: center;
  font-family: cursive;
  text-decoration: none;
  display: inline-block;
  font-size: 20px;
  margin: 4px 2px;
  -webkit-transition-duration: 0.4s; /* Safari */
  transition-duration: 0.4s;
  cursor: pointer;
}

input {
  background-color: #eee;
  border: none;
  padding: 15px 25px;
  margin: 8px 0;
  width: 60%;
}

.ghost:hover {
background-color: white;
color: black;
}