#whatsapp-box {
    position: fixed;
    bottom: -250px;
    left: 20px;
    width: 280px;
    background: #fff;
    border: 2px solid #25D366;
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0,0,0,0.2);
    transition: bottom 0.5s ease-in-out;
    z-index: 9999;
    padding: 10px;
    font-family: sans-serif;
}

    #whatsapp-box .header {
        display: flex;
        align-items: center;
        font-weight: bold;
        margin-bottom: 8px;
        color: #075e54;
        font-size: 16px;
        justify-content: center;
    }

        #whatsapp-box .header img {
            width: 20px;
            height: 20px;
            margin-right: 8px;
        }

    #whatsapp-box textarea {
        width: 100%;
        height: 60px;
        padding: 5px;
        resize: none;
        border-radius: 5px;
        border: 1px solid #ccc;
        margin-bottom: 8px;
        font-size: 14px;
    }

    #whatsapp-box button {
        width: 100%;
        padding: 8px;
        background: #25D366;
        color: #fff;
        border: none;
        border-radius: 5px;
        cursor: pointer;
        font-size: 15px;
    }

        #whatsapp-box button:hover {
            background: #1ebe5d;
        }