header {
    background-color: steelblue;
    padding: 20px;
    align-items: center;
    margin-top: 20px;
}

body {
        width: 60%;
        margin: auto;
        background-color: #D3D3D3;
        
}

section, footer {
    background-color: steelblue;
    align-items: center;
    margin-top: 10px;
    padding: 10px;
    }

main {
    align-items: center;
}