*{
    box-sizing: border-box;
}
body {
    background-color:#FFFFFF;
    background-image: linear-gradient(to bottom, #eeeeee, #ffffff);
    background-attachment: fixed;
    color:#666666;
    font-family:Verdana, Arial, sans-serif;
    margin: 0px;
}

header {
    background-color:#BA1C21;
    color:#FFFFFF;
    font-family:Georgia, serif;
    grid-row: 1 / 2 ;
    grid-column: 2 / -2;
}

header a {
        text-decoration: none;
        color: #FFFFFF;
}
h1 {
    line-height: 240%;
    background-image: url("dsu.jpg");
    background-repeat: no-repeat;
    background-position: right;
    padding-left: 0.5rem;
    background-size: 72px;
    margin: 0%;
}
nav {
    background-color: #424242;
    font-weight: bold;
    position: sticky;
    top: 0px;
    grid-row: 2 / 3 ;
    grid-column: 2 / -2 ;
}
nav a {
    color: #FFFFFF;
    padding: 1rem 0rem;
    display: block;
    text-align: center;
    text-decoration: none;
}
nav a:hover {
    background-color: #BA1C21;
}
nav ul {
    list-style-type: none;
    margin: 0 0 0 0;
    padding: 0 0 0 0;
    display: flex;
    flex-flow: row nowrap;
}
nav ul li {
    width: 100%;
}
main {
    background-color: #FFFFFF;
    padding-top: 1px;
    padding-bottom: 1px;
    padding-left: 2em;
    padding-right: 2em;
    display: block;
    grid-row: 4 / 5 ;
    grid-column: 2 / -2;
}
h2 {
    color: #424242;
    font-family:Georgia, serif;
}
h3 {
    color: #BA1C21;
}
dt {
    color: #BA1C21;
    font-weight: bold;
}
footer {
    background-color: #FFFFFF;
    font-size: .70em;
    font-style: italic;
    text-align: center;
    padding: 1em;
    grid-row: 5 / 6 ;
    grid-column: 2 / -2;
}
.dsu {
    color: #BA1C21;
    font-size: 1.2em;
}
.clear {
    clear: both;
}
section {
    float: left;
    width: 33%;
    padding-right: 1rem;
}
#homehero {
    background-image: url("homehero.jpg");
    height: 300px;
    background-size: cover; 
    background-repeat: no-repeat; 
    background-position: center;
    grid-row: 3 / 4 ;
    grid-column: 1 / -1;
}
#studenthero {
    background-image: url("studenthero.jpg");
    height: 300px;
    background-size: cover; 
    background-repeat: no-repeat; 
    background-position: center;
    grid-row: 3 / 4 ;
    grid-column: 1 / -1;
}
#facultyhero {
    background-image: url("facultyhero.jpg");
    height: 300px;
    background-size: cover; 
    background-repeat: no-repeat; 
    background-position: center;
    grid-row: 3 / 4 ;
    grid-column: 1 / -1;
}
#wrapper {
    display: grid;
    grid-auto-rows: minmax(0px, auto);
    grid-template-columns: minmax(0px, 1fr) repeat(6, minmax(0, 175px)) minmax(0px, 1fr);
}
#redbar {
    background-color: #BA1C21;
    grid-row: 1 / 2 ;
    grid-column: 1 / -1;
}
#greybar {
    background-color: #424242;
    grid-row: 2 / 3 ;
    grid-column: 1 / -1;
}
@media only screen and (max-width: 1100px) {
    #wrapper {
        grid-template-columns: minmax(0px, 1fr) repeat(6, minmax(0, 150px)) minmax(0px, 1fr);
    }
}
@media screen and (max-width: 900px) {
    nav {
        grid-row: 2 / 3 ;
        grid-column: 1 / 5 ;
    }
    nav ul {
        flex-flow: column nowrap;
    }
    #homehero {
        grid-row: 2 / 3;
        grid-column: 5 / 8;
        height: auto;
    }
    #studenthero {
        grid-row: 2 / 3;
        grid-column: 5 / 8;
        height: auto;
    }
    #facultyhero {
        grid-row: 2 / 3;
        grid-column: 5 / 8;
        height: auto;
    }
    * {
        float: none;
        width: 100%;
        padding-right: 0px;
    }
}
@media screen and (max-width: 600px) {
    header h1 {
        background-image: none;
        text-align: center;
    }
    nav {
        grid-row: 2 / 3;
        grid-column: 1 / -1;
    }
    #homehero  {
        display: none;
    }
    #studenthero {
        display: none;
    }
    #facutlyhero {
        display: none;
    }
}