@media only screen and (min-width: 64em) {
    /* html */

    header {
        padding-left: 90%;
    }

    h1 {
        font-size: 5em;
        max-width: 100%
    }
    
    /* class */

    .head {
        padding-top: 4em;
        padding-bottom: 2em;
        padding-left: 4em;
        max-width: auto;
    }
   

    /* id */
    #grid{
        display: grid;
        grid-template-columns: 1fr 1fr 1fr;
        padding: 4em;
    }



}