body{
    display: grid;
    grid-template-columns: minmax(900px, 1fr);
    grid-template-rows: auto;
} 
nav{
    background-color: rgba(255,0,0,.3); 
    height: 99px;
}
#wrapper{
    background-color: rgba(0,255,0,.3);
    height: 992px;
}
#ctaform{
    background-color: rgba(0,0,255,.3);
    height: 250px;
}
footer{
    background-color: rgba(255,255,0,.3);
    height: 259px;
}