styles.css

body > main {
    padding-top: 0;
}

nav {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.content-wrapper {
    max-height: calc(100vh - 4rem);
    overflow-y: auto;
}

canvas {
    max-width: 100%;
}

.loading-indicator {
    display: none;
    text-align: center;
    padding: 20px;
}

.loading-indicator::after {
    content: '';
    display: inline-block;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 4px solid #ccc;
    border-top-color: #333;
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}