.chat_send {
    height: 44px;
    width: 44px;
    border: none;
    background-image: linear-gradient(135deg, var(--color--orange), var(--color--red));
    color: white;
    border-radius: .5rem;
    padding: 0;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}