body {
    background-color: #f8f9fa;
}

.card {
    border-radius: 15px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.card-title {
    color: #2c3e50;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.preview-container {
    min-height: 200px;
    background-color: #f8f9fa;
    border-radius: 8px;
    padding: 1rem;
}

.progress {
    height: 25px;
    border-radius: 15px;
}

.form-range::-webkit-slider-thumb {
    background: #0d6efd;
}

.form-range::-moz-range-thumb {
    background: #0d6efd;
}

.btn {
    padding: 0.5rem 1.5rem;
    border-radius: 8px;
}

.btn i {
    margin-right: 0.5rem;
}

#downloadContainer {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid #dee2e6;
}

video, img {
    max-height: 300px;
    object-fit: contain;
    border-radius: 8px;
}

@media (max-width: 768px) {
    .container {
        padding: 1rem;
    }
}

.trim-controls {
    padding: 1rem;
    background-color: #f8f9fa;
    border-radius: 8px;
}

.trim-rail {
    position: absolute;
    width: 100%;
    height: 4px;
    background-color: #dee2e6;
    top: 50%;
    transform: translateY(-50%);
    z-index: 1;
}

.trim-slider {
    position: absolute;
    width: 100%;
    -webkit-appearance: none;
    background: transparent;
    z-index: 2;
}

.trim-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: #0d6efd;
    cursor: pointer;
    border: 2px solid white;
}

.trim-slider::-moz-range-thumb {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: #0d6efd;
    cursor: pointer;
    border: 2px solid white;
}

#trimSliderContainer.video-overlay-controls {
    position: absolute;
    bottom: 60px;
    left: 0;
    right: 0;
    height: 40px;
    padding: 8px 16px;
    background: linear-gradient(to bottom, transparent, rgba(0, 0, 0, 0.7));
    z-index: 10;
    transition: opacity 0.3s ease;
}

#videoPreview:hover #trimSliderContainer.video-overlay-controls {
    opacity: 1;
}

#videoPreview #trimSliderContainer.video-overlay-controls {
    opacity: 0.6;
}

#trimSliderContainer.video-overlay-controls .trim-rail {
    background-color: rgba(255, 255, 255, 0.3);
}

#trimSliderContainer.video-overlay-controls #videoTimePreview small {
    color: white;
}

#videoTimePreview {
    font-size: 0.875rem;
    color: #6c757d;
}