.about-image {
    flex: 1;
}
.about-top-inner {
    flex: 2;
    margin-left: 3rem;
}
.about-top-inner .description {
    font-size: 18px;
    line-height: 1.6;
}
.about-top-inner .description p:not(:last-child) {
    margin-bottom: 1rem;
}
@media screen and (max-width: 820px) {
    .about-image {
        flex-basis: 100%;
    }
    .about-top-inner {
        flex-basis: 100%;
        margin-top: 3rem;
        margin-left: 0;
    }
}