Hello there,

Thanks for keeping in touch.

Please try this css:

body #header-outer .mobile-header li:not([class*="button_"]) > a .menu-title-text:after, #header-outer[data-lhe="animated_underline"]:not([data-format="left-header"]) nav > ul > li:not([class*="button_"]) > a .menu-title-text:after, body.material #slide-out-widget-area[class*="slide-out-from-right"] .off-canvas-menu-container li a:after, body.material #slide-out-widget-area[class*="slide-out-from-right"] .off-canvas-menu-container .nectar-menu-item-with-icon .menu-title-text:after, body #slide-out-widget-area.fullscreen-split .off-canvas-menu-container .nectar-menu-item-with-icon .menu-title-text:after, #header-secondary-outer[data-lhe="animated_underline"] nav >.sf-menu >li >a .menu-title-text:after, #slide-out-widget-area.fullscreen-split .inner .off-canvas-menu-container li a:after, #slide-out-widget-area.fullscreen-inline-images .inner .off-canvas-menu-container li a span:after {
    border-top-width: 0px;
}

Thanks.