body {
    width: auto;
    min-height: 100vh;
    height: auto;
    margin: 0;
    display: block;
    color: black;
    background: white;
    line-height: 1.5;
}

.portfolio {
    width: min(90%, 900px);
    margin: 0 auto;
    padding: 2rem 0 4rem;
}

.portfolio header {
    margin-bottom: 4rem;
}

.portfolio h1,
.portfolio h2 {
    line-height: 1.2;
}

.portfolio nav h2 {
    margin-bottom: 0.5rem;
}

.portfolio section {
    margin-bottom: 5rem;
    scroll-margin-top: 1rem;
}

.portfolio iframe {
    display: block;
    width: 100%;
    aspect-ratio: 16 / 9;
    border: 0;
    margin: 1.5rem 0;
}

.portfolio p {
    padding-left: 0;
}

.image-list {
    padding-left: 1.5rem;
    display: flex;
    flex-wrap: nowrap;
    gap: 1rem;
    list-style: none;
    padding: 0;
    margin: 1.5rem 0;
    overflow-x: auto;
}

.image-list li {
    flex: 0 0 auto;
}

.image-list li img {
    display: block;
    width: 220px;
    height: auto;
}