section.about {
    padding: 50px calc((100% - 950px)/ 2);
    padding-bottom: 150px;
    background-color: #eff1ef;
    color: white;
}

section.about h2 {
    text-align: center;
    font-size: 45px;
    color: rgba(0, 0, 0, 0.7);
}

section.about h2 strong {
    font-weight: 700;
}

section.about article {
    font-size: 20px;
    color: rgba(0, 0, 0, 0.7);
}

iframe {
    display: block;
    margin-left: auto;
    margin-right: auto;
}

section.about ul.articles {
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    justify-content: space-between;
    margin-top: 2em;
}

section.about ul.articles li {
    width: 30%;
}

section.about ul.articles li a {
    display: block;
    outline: 0;
}

section.about ul.articles li img {
    width: 100%;
    height: auto;
}