.chat-container {
    position: fixed;
    right: 20px;
    bottom: 140px;
    background-color: #fff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    padding: 20px;
    border-radius: 8px;
    width: 300px;
    overflow-y: auto;
    max-height: 400px;
    z-index: 99999;
}

.chat-close {
    font-family: monospace;
    position: absolute;
    top: 10px;
    right: 14px;
    cursor: pointer;
    font-size: 18px;
    color: #888;
}

.chat-box {
    display: flex;
    flex-direction: column;
}

.chat-message {
    padding: 10px;
    margin-bottom: 10px;
    border-radius: 5px;
    max-width: 70%;
}

.received {
    background-color: #dff2e9; /* Light green */
    align-self: flex-start;
}

.sent {
    background-color: #c3d9fa; /* Light blue */
    align-self: flex-end;
}

.user-input {
    margin-top: 20px;
}

input[type="text"] {
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 5px;
    width: 200px;
    margin-right: 10px;
}

button {
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    background-color: #4caf50; /* Green */
    color: #fff;
    cursor: pointer;
}

button:hover {
    background-color: #45a049; /* Darker green */
}