astra_menu_hover_style_css()

function astra_menu_hover_style_css() {
	$hover_style_flg = false;
	$menu_hover_css  = '';
	for ( $index = 1; $index <= Astra_Builder_Helper::$num_of_header_menu; $index++ ) {
		if ( '' !== astra_get_option( 'header-menu' . $index . '-menu-hover-animation' ) ) {
			$hover_style_flg = true;
		}
	}

	if ( true === $hover_style_flg ) {
		$menu_hover_css = '
		.ast-desktop .ast-menu-hover-style-underline > .menu-item > .menu-link:before,
		.ast-desktop .ast-menu-hover-style-overline > .menu-item > .menu-link:before {
		  content: "";
		  position: absolute;
		  width: 100%;
		  right: 50%;
		  height: 1px;
		  background-color: transparent;
		  transform: scale(0, 0) translate(-50%, 0);
		  transition: transform .3s ease-in-out, color .0s ease-in-out;
		}
		
		.ast-desktop .ast-menu-hover-style-underline > .menu-item:hover > .menu-link:before,
		.ast-desktop .ast-menu-hover-style-overline > .menu-item:hover > .menu-link:before {
		  width: calc(100% - 1.2em);
		  background-color: currentColor;
		  transform: scale(1, 1) translate(50%, 0);
		}
		
		.ast-desktop .ast-menu-hover-style-underline > .menu-item > .menu-link:before {
		  bottom: 0;
		}
		
		.ast-desktop .ast-menu-hover-style-overline > .menu-item > .menu-link:before {
		  top: 0;
		}
		
		.ast-desktop .ast-menu-hover-style-zoom > .menu-item > .menu-link:hover {
		  transition: all .3s ease;
		  transform: scale(1.2);
		}';
	}
	return Astra_Enqueue_Scripts::trim_css( $menu_hover_css );
}