html, body {
    height: 100%;
    margin: 0;
}
body {
    font-family: Arial, sans-serif;
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}
.component-section {
    margin-bottom: 40px;
    padding: 20px;
    border: 1px solid #eee;
    border-radius: 8px;
}
h1 {
    text-align: center;
}
h2 {
    color: #333;
    border-bottom: 2px solid #eee;
    padding-bottom: 10px;
}
.tab-container {
    flex-grow: 1;
}
.tab-nav {
    display: flex;
    gap: 8px;
    margin-bottom: 20px;
    padding: 8px 0;
    overflow-x: auto;
    white-space: nowrap;
    cursor: grab;
    user-select: none;

}
.tab-nav:active {
    cursor: grabbing;
}

.tab-btn {
    padding: 8px 16px;
    border: none;
    background: #f5f5f5;
    border-radius: 4px;
    cursor: pointer;
}
.tab-btn.active {
    background: #007bff;
    color: white;
}
.tab-panel {
    display: none;
}
.tab-panel.active {
    display: block;
}
.footer {
    padding: 20px;
    text-align: center;
    border-top: 1px solid #eee;
    color: #666;
    font-size: 0.9em;
    margin-top: auto;
}