body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: #f8f9fb;
    color: #212529;
    margin: 0;
    padding: 0;
}

.main-header {
    background: #3c7be7;
    color: #fff;
    padding: 32px 16px 12px 16px;
    text-align: center;
}

.main-header h1 {
    margin: 0 0 10px 0;
    font-size: 2.1rem;
}

.subtitle {
    margin: 0;
    font-size: 1rem;
    color: #cae0ff;
}

.intro-section, .content-section, .examples-section, .cta-section, .hashtag-section, .image-section {
    max-width: 680px;
    margin: 28px auto;
    padding: 22px 18px;
    background: #fff;
    border-radius: 10px;
    box-shadow: 0 1px 8px rgba(60,123,231,0.06);
}

h2 {
    color: #2562af;
    font-size: 1.28rem;
    margin-top: 0;
}

ul {
    margin: 1em 0 1em 0.75em;
    padding-left: 1em;
}

ul li {
    margin-bottom: 6px;
    font-size: 1rem;
}

.story {
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 1px solid #e3e6ee;
}

.story:last-child {
    border-bottom: none;
}

.cta-section {
    text-align: center;
    background: #e7f1ff;
    border: 1.5px solid #b3d3ff;
}

.cta-button {
    background: #3c7be7;
    color: #fff;
    border: none;
    border-radius: 5px;
    font-size: 1.2em;
    margin-top: 14px;
    padding: 12px 30px;
    cursor: pointer;
    transition: background 0.17s;
}

.cta-button:hover {
    background: #265cb3;
}

.hashtag-section {
    text-align: center;
    font-size: 1rem;
    color: #4f93ec;
    background: none;
    box-shadow: none;
    margin-top: 8px;
    margin-bottom: 0;
    padding: 10px 0;
}

.main-image {
    width: 100%;
    max-width: 490px;
    display: block;
    margin: 12px auto;
    border-radius: 10px;
    box-shadow: 0 1px 10px rgba(173, 216, 230, 0.18);
}

footer {
    text-align: center;
    background: #3c7be7;
    color: #fff;
    padding: 18px 0 12px 0;
    margin-top: 28px;
    font-size: 0.95rem;
    border-radius: 0 0 6px 6px;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .intro-section, .content-section, .examples-section, .cta-section, .image-section {
        padding: 14px 8px;
        margin: 18px 6px;
    }
    .main-header {
        padding: 20px 8px 6px 8px;
    }
}