nav :nth-child(4)::after {
    content: '';
    height: 4px;
    width: 100%;
    background-color: #dd91ff;
    position: absolute;
    left: 0;
    bottom: -4px;
    opacity: 1;
}

main {
    font-family: 'Onest', sans-serif;
    font-size: 1.25em;
    font-weight: 400;
    margin-left: 20px;
    margin-right: 20px;
}

h2 {
    font-family: 'Young Serif', serif;
    text-decoration: underline;
}

main hr {
    border-top: 4px solid #dd91ff;
}

.mission-txt-img {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    gap: 10px;
    margin-right: 20%;
}

.mission-txt-img img {
    max-width: 500px;
    min-width: 500px;
}