body {
    margin: 0px;
    font-family: 'Open Sans Condensed', sans-serif;
    font-size: larger;
}

.container {
    display: grid;
    grid-template-columns: 1fr;
}

.nav-wrapper{
    display: flex;
    justify-content: space-between;
    padding: 38px;
}

.left-side{
    display: flex;
}

.nav-wrapper > .left-side > div {
    margin-right: 20px;
    font-size: 0.9em;
    text-transform: uppercase;
}

.nav-link-wrapper{
    height: 22px;
    border-bottom: 1px solid transparent;
    transition: border-bottom 0.5s;
}

.nav-link-wrapper a{
    color: #8a8a8a;
    text-decoration: none;
    transition: color 0.5s;
}

.nav-link-wrapper:hover {
    border-bottom: 1px solid black
}

.nav-link-wrapper a :hover {
    color: black;
}

.active-nav-link {
    border-bottom: 1px solid black;
}

.active-nav-link a {
    border-color: black !important;
}

/* Portfolio Style*/
.portfolio-items-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
}

.portfolio-item-wrapper{
    position: relative;
}

.portfolio-img-background{
    height: 300px;
    width: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.img-text-wrapper{
    position: absolute;
    top: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    height: 100%;
    text-align: center;
    padding-left: 100px;
    padding-right: 100px;
}

.logo-wrapper img{
    width: 50%;
    margin-bottom: 20px;
    opacity: 0%;
}

.img-text-wrapper .subtitle{
    transition: 1s;
    font-weight: 600;
    color:transparent;
}

.img-text-wrapper:hover .subtitle{
    font-weight: 600;
    color: lightseagreen;

}

.img-text-wrapper:hover .logo-wrapper img{
    transition: 1s;
    opacity: 100%;

}

.img-darken {
    transition: 1s;
    filter: brightness(10%);
}

.profile-content-wrapper {
    padding: 30px;
}

.profile-content-wrapper h1 {
    color:black;
}

.name h1 {
    text-align: center;
}

.a{
    list-style-type: none;
}

.larger-font{
    font-size: larger;
}

.circle{
    list-style-type: circle;
}

.square{
    list-style-type: square;
}

.space{
    display: inline;
    margin-left: 50px;
}

.math-title{
    text-align: center;
}

.math-overview{
    padding: 30px;
}

.video{
    display: flex;
    flex-direction: column;
    align-items: center;
}

.granular{
    height: 50%;
    width: 50%;
}

.center-image{
    display: flex;
    flex-direction: column;
    align-items: center;
}

.footer{
    background-color:teal;
    height:40px;
    position: relative;
}

table {
    border-collapse: collapse;
    width: 100%;
    table-layout: fixed;
}
  
td, th {
    border: 1px solid #dddddd;
    text-align: left;
    padding: 8px;
}
  
tr:nth-child(even) {
    background-color: #dddddd;
}

.worksheet {
    padding: 50px;
}

.title{
    text-align: center;
    font-size: larger;
}