.pdf-viewer-container {
    border: 1px solid #ddd;
    border-radius: 4px;
    overflow: hidden;
    position: relative;
}

.pdf-viewer {
    background: #f5f5f5;
    position: relative;
    height: 100%;
}

.pdf-controls {
    background: #333;
    color: white;
    padding: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
    justify-content: center;
}

.pdf-controls button {
    background: #555;
    color: white;
    border: none;
    padding: 5px 10px;
    border-radius: 3px;
    cursor: pointer;
}

.pdf-controls button:hover {
    background: #777;
}

.pdf-controls button:disabled {
    background: #333;
    cursor: not-allowed;
}

.pdf-page-info, .pdf-zoom-level {
    font-size: 14px;
    margin: 0 10px;
}

.pdf-canvas {
    display: block;
    margin: 0 auto;
    max-width: 100%;
    height: auto;
}

.pdf-loading {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: rgba(0,0,0,0.8);
    color: white;
    padding: 20px;
    border-radius: 4px;
    z-index: 10;
}

/* Disable text selection and context menu */
.pdf-viewer * {
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    -webkit-touch-callout: none;
    -webkit-tap-highlight-color: transparent;
}

/* Hide scrollbars in some browsers */
.pdf-viewer::-webkit-scrollbar {
    display: none;
}

.pdf-viewer {
    -ms-overflow-style: none;
    scrollbar-width: none;
}