h1{
    text-align: center;
} 
div.gallery {
    border: 1px solid #ccc;
    background: azure;
    background-image: url(https://encrypted-tbn0.gstatic.com/images?q=tbn:ANd9GcTViT4nU--QeraLend9bwnOhEk9bmwb44uqAw&s);
    background-repeat: no-repeat;
    box-shadow: 0px 0px 20px 5px darkslategray;
    border-radius: 15px;
    
  }
  
  div.gallery:hover {
    border: 5px solid #c2ec2a;
  }
  
  div.gallery img {
    width: 100%;
    height: auto;
    border-radius: 15px;
    
  }
  
  div.desc {
    padding: 15px;
    text-align: center;
  }
  
  * {
    box-sizing: border-box;
  }
  
  .responsive {
    padding: 0 6px;
    float: left;
    width: 24.9%;
  }
  
  @media only screen and (max-width: 700px) {
    .responsive {
      width: 49.9%;
      margin: 6px 0;
    }
  }
  
  @media only screen and (max-width: 500px) {
    .responsive {
      width: 100%;
    }
  }
  p{
    padding: 20px;
    box-sizing: content-box;
    margin: 25px;
    display: inline-block;
  }