div[id^="wpcf7-f163"] button.cf7mls_next {}

    div[id^="wpcf7-f163"] button.cf7mls_back {}

    div[id^="wpcf7-f48"] button.cf7mls_next {}

    div[id^="wpcf7-f48"] button.cf7mls_back {}

    div[id^="wpcf7-f5"] button.cf7mls_next {}

    div[id^="wpcf7-f5"] button.cf7mls_back {}