.session-paper {
    padding: 1rem;
    margin-top: 1rem;
}

.video-container {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.video-position {
    position: relative;
    width: 100%;
    max-width: 45%;
}

.video-element {
    width: 100%;
    border-radius: 8px;
    min-height: 400px;
    object-fit: contain;
    background-color: black;
}

.session-video-overlay {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: rgba(0, 0, 0, 0.7);
    color: #fff;
    padding: 1rem;
    border-radius: 8px;
    text-align: center;
    border: 1px solid #444;
}

.overlay-text {
    font-size: 1.1rem;
    font-weight: bold;
}

.overlay-subtext {
    font-size: 0.9rem;
    color: #ccc;
}

.button-container {
    margin-top: 1rem;
    display: flex;
    flex-direction: row;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
}

.chat-paper {
    margin-top: 1rem;
    padding: 1rem;
    height: 300px;
    display: flex;
    flex-direction: column;
}

.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 0.5rem;
    border: 1px solid #e0e0e0;
    border-radius: 4px;
}

.chat-input-container {
    display: flex;
    gap: 0.5rem;
    margin-top: 0.5rem;
}

.chat-textfield {
    flex: 1;
}

.file-input {
    display: none;
}

.pulsing {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { opacity: 1; }
    50% { opacity: 0.5; }
    100% { opacity: 1; }
}