* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

h1 {
    color: #96140b;
}

.title {
    width: 100%;
    max-width: 680px;
    margin: 24px auto;
    text-align: center;
    padding: 0 8px;
}

.video-container {
    width: 100%;
    max-width: 860px;
    margin: 0 auto;
}

.featured-container {
    background-color: #2b8c99;
    width: 100%;
    margin-top: 24px;
}

.featured-content {
    max-width: 680px;
    text-align: center;
    margin: 0 auto;
    padding: 16px;
    font-size: 24px;
    font-weight: bold;
    color: #fde50d;
}

.references-wrapper {
    width: 100%;
    background-color: #ffffff;
    padding: 24px;
}

.references-container {
    max-width: 900px;
    margin: 0 auto;
    color: #999999;
}

.references-container h2 {
    font-size: 24px;
    margin-bottom: 20px;
    color: #1e3a8a;
    text-align: center;
}

.references-container img {
    display: block;
    width: 100%;
    max-width: 800px;
    margin: 16px auto;
}

.references-list {
    padding-left: 20px;
}

.references-list li {
    margin-bottom: 8px;
    font-size: 14px;
}

.references-list em {
    font-style: italic;
}

.journal {
    display: block;
    margin-top: 4px;
}

.featured-content img {
    width: 100%;
}

@media (max-width: 768px) {
    .title h1 {
        font-size: 28px;
    }

    .title h2 {
        font-size: 22px;
    }
}