* {
    box-sizing: border-box;
}

header {
    height: 100px;
    display: block;
    background-color: #66696b;
    padding: 0px 50px;
    font-family: georgia;
    grid-row: 1 / 2;
    grid-column: 2 / -2;
}

body{
    margin: 0px;
}

main {
    margin: 0px;
    grid-row: 4 / 5;
    grid-column: 2 / -2;
}

#background {
    background-image: url('programming.jpg');
    background-size: cover;
    height: 62rem;
    display: flex;
    justify-content: center;
}

.container {
    overflow: hidden;
    width: 80%;
    object-fit: cover;
    height: 60rem;
    border-radius: 2rem;
    background-color: rgb(69 69 69 / 0.9);
    margin-top: 16px;
    margin-bottom: 20px;
}

#backgroundIMG {
    max-height: 60rem;
    width: auto;
    float: left;
    margin: auto;
    opacity: 40%;
}

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

#transparent {
    height: 100%;
    width: 60%;
    background-color: black;
    opacity: 10%;
}

#title {
    font-family: georgia;
    text-align: center;
    font-size: 50px;
    text-decoration: none;
    color: white;
}

#title:hover {
    position: flex;
}

#CS {
    color: white;
    float: right;
    margin-right: 20px;
    margin-top: 40px;
    font-size: 30px;
    text-align: justify;
}

#CSimg {
    float: left;
    margin: 20px;
    height: 16rem;
    width: 16rem;
    border-radius: 40px;
}

#SEimg {
    float: right;
    margin-right: 20px;
    margin-top: 5px;
    height: 16rem;
    width: 16rem;
    border-radius: 40px;
}

#GDimg {
    float: left;
    margin: 20px;
    height: 16rem;
    width: 16rem;
    border-radius: 40px;
}

#SE {
    margin: 20px;
    float: left;
    color: white;
    font-size: 30px;
}

#GD {
    margin: 20px;
    float: right;
    color: white;
    font-size: 30px;
}

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

nav ul li {
    width: 100%;
}

body {
    background-color: #002424;
}

nav {
    position: sticky;
    font-weight: bold;
    grid-row: 2 / 3;
    grid-column: 2 / -2;
}

nav li {
    background-color: #4a636e;
    text-align: center;
    border: 1px solid;
}

nav a:hover {
    background-color: #004650;
}

nav a {
    text-decoration: none;
    display: block;
    padding: 8px 0rem;
    color: black;
    font-family: verdana;
}

li a {
    font-size: 30px;
}