.link {
    text-decoration: none;
    color: #428bca;
    font-weight: 700;
}

footer {
    margin-top: 50px;
}

.main-title {
    margin-bottom: 50px;
}

body {
      background-image: url("../images/clouds.jpg");
      background-repeat: no-repeat;
      background-position: center center;
      background-attachment: fixed;
	  background-size: cover;
      height: 95vh;
	  
	  }