#tab_nav_menu li.nav-specialoffers a{ /*Selected Tab style*/
background-position:0 -35px; /*Shift background image up to start of 2nd tab image*/
}

#tab_nav_menu li.nav-specialoffers a span{ /*Selected Tab style*/
background-position:100% -35px; /*Shift background image up to start of 2nd tab image*/
color: #227ad3;
}