*{
    margin: 5px;
    box-sizing: border-box;
}

body{
    background: #34e7e4;
   font-family: sans-serif;
   text-align: center;
   color: white;
   font-size: 25px;
   display: flex;
   flex-direction: column;
}

header{
    background: #1A23A5;
    padding: 5em 0 5em;
}

.left{
    background: #1A23A5;
    padding: 2em 0 2em;
}

.right{
    background: #1A23A5;
    padding: 2em 0 2em;
}

footer{
    background: #1A23A5;
    padding: 2em 0 2em;
}