/* Services mega menu layout + stacking fix */
.header { z-index: 1000; }
.main-banner, .home-slider, .service-block { position: relative; z-index: 1; }
@media (min-width: 767px) {
    .main-navigation ul ul, .main-navigation ul ul.big-menu { z-index: 1001; }
    .main-navigation > ul > li.services .big-menu.sr-menu { flex-direction: column; padding-bottom: 120px; }
    .services ul.big-menu.sr-menu > li > ul.third-menu { opacity: 0; visibility: hidden; }
    .main-navigation > ul > li.services:hover ul.big-menu > li:first-child > ul.third-menu,
    .main-navigation > ul > li.services ul.big-menu > li:hover > ul.third-menu { opacity: 1; visibility: visible; }
    .services ul.big-menu.sr-menu > li > a.label { display: block; width: 29.5%; white-space: normal; }
    .services ul.big-menu.sr-menu > li:last-child { position: absolute; left: 0; right: 0; bottom: 20px; width: calc(100% - 40px); margin: 0 20px; }
}