.modal {
    display: none;
    position: fixed;
    z-index: 1100;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0,0,0,0.4);
}

.modal-content {
    background-color: #fefefe;
    margin: 15% auto;
    padding: 20px;
    border: 1px solid #888;
    width: 80%;
    max-width: 500px;
    max-height: 70%;
    display: flex;
    flex-direction: column;
    border-radius: 10px;
}

.close {
    color: #aaa;
    float: right;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
}

#chat-messages {
    flex-grow: 1;
    overflow-y: auto;
    margin-bottom: 15px;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 5px;
}

.chat-input-container {
    display: flex;
    gap: 10px;
}

#user-input {
    flex-grow: 1;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 5px;
}

#send-button {
    padding: 10px 15px;
    background-color: #007bff;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}

.user-message, .ai-message {
    margin: 10px 0;
    padding: 10px;
    border-radius: 5px;
    max-width: 80%;
}

.user-message {
    background-color: #007bff;
    color: white;
    align-self: flex-end;
    margin-left: auto;
}

.ai-message {
    background-color: #f1f0f0;
    color: black;
    align-self: flex-start;
}