*{
    box-sizing:border-box;
}

.clear{
    clear: both;
}


#wrapper{
    display: grid;
    grid-template-columns: minmax(0px, 1fr) repeat(6,minmax(0px, 175px)) minmax(0px, 1fr);
    grid-auto-rows: minmax(0, auto);
    background-color:ghostwhite;
    
}

header{
    font-family: Arial, Helvetica, sans-serif;
    background-color: brown;
    grid-row: 1/2;
    grid-column: 2/-2;
    background-image: url("images/webtbLogo-edit2.jpg");
    background-position: center;
    background-repeat: no-repeat;
    background-size: contain;
    margin-bottom: 20px;
    height: 255px;
    
}



nav
        {
        font-weight: bold;
        background-color: darkorange;
        grid-row: 2/3;
        grid-column: 2/-2;
        padding: 15px;
        position: sticky;
        top: 0;
        margin-bottom: 20px;
 
}

nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
    text-decoration: none;
    display: flex;
    flex-flow: row nowrap;
}

nav ul li{
    width: 100%;
}

nav a {
        
        text-decoration: none;
        color:black;
        padding: 1rem 0rem;
        display: block;
        text-align: center;

}


main{
    background-color: white;
    padding:10px;
    padding-left: 4em;
    padding-right: 4em;
    grid-column: 2/-2;
    grid-row: 4;
    align-items: center;
    justify-content: center;
    -ms-grid-column-span: 6;
}

img{
    outline-style: solid;
    outline-color: red;
    outline-width: 4px;
    outline-offset: 4px;
    align-content: center;
    margin: 5px;
    width: 100%;
    height: auto;
    
}


footer{
    font-family: Arial, Helvetica, sans-serif;
    background-color: brown;
    grid-row: 5;
    grid-column: 2/-2;
    text-align: center;
    height: auto;
    color: white;

}

footer p a{
    text-decoration: none;
    color: white;
}


@media screen and (max-width: 992px) {

    header{
        height: 150px; 
    }
     
    nav{
    font-weight: bold;
    background-color: darkorange;
    grid-row: 2/3;
    grid-column: 2/-2;
    padding: 0px;
    position: sticky;
    top: 0;
    margin-bottom: 20px;

    }
    
}


@media screen and (max-width: 768px) {

    
}