body {
   padding-bottom: 15px;
   background-color:#3498DB;
   color:#fff;
}

small {
   display: block;
}

.row {
   margin-top: 10px;
}

h3 {
   margin-bottom: 20px;
}

button {
   background-color: #EF476F;
   border: none;
   color: #fff;
   padding: 10px 20px;
}

.demo {
   display: inline-block;
   margin-right: 1px;
}