styles.css

html, body {
    height: 100%;
}

.header {
    position: absolute;
    transform: translate(-50%, -50%);
    width: 100%;
    z-index: 10;
    top: 30%;
    left: 50%;
    text-align: center;
}

.header__title {
    font-family: 'Montserrat';
    font-size: 9rem;
    font-weight: 500;
}

/*
table td,th {
    border: 2px solid white;
    border-collapse: collapse;
    padding: 0.3rem;
}

table {
    transform: scale(0.8);
}
*/

.header__title--emphasis {
    font-weight: 700;
}

.header__subtitle {
    font-family: 'Fira Mono';
}

.header__subtitle--command {
    color: rgb(188, 154, 212);
}

.cs50__staff {
    height: auto;
    width: 100%;
    position: fixed;
    bottom: 0;
    text-align: center;
}

.cs50__staff img {

    display: inline-block;
    max-width: 100%;
    height: 350px;
    -webkit-transition: 0.4s transform ease;
    -moz-transition: 0.4s transform ease;
    -ms-transition: 0.4s transform ease;
    -o-transition: 0.4s transform ease;
    transition: 0.4s transform ease;
}

.cs50__staff img:hover {
    transform: scale(1.05) translateY(3%);
}


@media only screen and (max-width: 1260px) {
    .cs50__staff .colten {
        display: none;
    }
}

@media only screen and (max-width: 970px) {
    .cs50__staff .brian {
        display: none;
    }

     .header__title {
        font-size: 7rem;
    }

    .header__subtitle {
        font-size: 1.8rem;
    }
}

@media only screen and (max-width: 605px) {
    .cs50__staff .doug {
        display: none;
    }

    .header__title {
        font-size: 5rem;
    }

    .header__subtitle {
        font-size: 1.4rem;
    }
}

/*.cs50__staff .david {*/
/*    max-height: 440px;*/
/*    margin-bottom: -5rem;*/
/*}*/

/*.cs50__staff .doug {*/
/*    max-height: 360px;*/
/*}*/

/*.cs50__staff .colten {*/
/*    max-height: 360px;*/
/*}*/

/*.cs50__staff .brian {*/
/*    max-height: 360px;*/
/*}*/