header {
    grid-column-start: span 3;
    background-color: transparent;
    border: 4px solid black;
    color: white;
    width: 75%;
    gap: 2px;
    padding-bottom: 20px;
    margin: auto;
    text-align: center;
    font-family: Verdana;
}

main {
    display: grid;
    grid-template-columns: repeat (3, 1fr);
    gap: 3px;
    background-color: lightblue;
    color: rgb(0, 110, 255);
    border: 4px solid black;
    text-align: center;
    font-family: Verdana;
    font-size: 14px;
}

body {
    display: grid;
    grid-template-columns: 1fr 2fr 1fr;
    grid-template-rows: 2fr;
    background-color: rgb(221, 136, 222);
    background-image: url("https://wallpaper-mania.com/wp-content/uploads/2018/09/High_resolution_wallpaper_background_ID_77701710394.jpg");
    margin: 0 auto;
    background-size: cover;
    grid-row-gap: 30px;
    grid-column-gap: 20px;
    max-width: 1200px;
}

form.Temp {
    justify-self: center;
    text-align: center;
    display: flex;
}