* {
    box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Courier New", Courier, Monospace;
}
.header {
  background-image: url("http://kalumatravel.co.uk/wp-content/uploads/2013/01/Christmas-in-St-Anton.jpg");
  padding: 20px;
}
/* Style the top navigation bar */
.topnav {
    overflow: hidden;
}

/* Style the topnav links */
.topnav a {
    float: left;
    display: block;
    padding: 14px 16px;
    text-decoration: none;
}

/* Create three unequal columns that floats next to each other */
.column {
    float: left;
    padding: 10px;
}

/* Left and right column */
.column.side {
    width: 25%;
}

/* Middle column */
.column.middle {
    width: 50%;
}

/* Clear floats after the columns */
.row:after {
    content: "";
    display: table;
    clear: both;
}

/* Responsive layout - makes the three columns stack on top of each other instead of next to each other */
@media (max-width: 600px) {
    .column.side, .column.middle {
        width: 100%;
    }
}
.footer {
    padding: 10px;
}