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HTML

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JavaScript

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HTML

              
                <ul class="menu">
	<li class="active"><a href="#">Главная</a></li>
	<li><a href="#">Новости</a>
		<ul>
			<li><a href="#">Ссылка 1</a></li>
			<li><a href="#">Ссылка 2</a></li>
			<li><a href="#">Ссылка 3</a></li>
		</ul>
	</li>
	<li><a href="#">Отзывы</a></li>
	<li><a href="#">Обратная связь</a></li>
	<li><a href="#">Контакты</a></li>
</ul>
              
            
!

CSS

              
                body
	background-color: #000
	font-family: 'Roboto Condensed', sans-serif
	font-size: 16px
	line-height: 1.5
.menu
	margin: 20px 0 0 0
	padding: 0
	list-style-type: none
	display: flex
	flex-direction: row
	flex-wrap: nowrap
	justify-content: center
	align-items: center
	align-content: center
	height: 50px
	border-top: 1px solid #111
	border-bottom: 1px solid #111
	> li
		margin: 0 10px
		position: relative
		height: 50px
		line-height: 50px
		&::after, &::before
			position: absolute
			left: 0
			height: 2px
			width: 100%
			background-color: yellow
			transform: scaleX(0)
			transition: transform 0.2s ease
			content: ' '
		&::after
			bottom: 0	
		&::before
			display: none
			top: 0		
		&:hover ul
			display: block
		&:hover::after, 
		&:hover::before, 
		&.active::after, 
		&.active::before
			transform: scaleX(1)
		ul
			position: absolute			
			margin: 0
			padding: 1px 0 0 0
			list-style-type: none
			width: 250px
			display: none
			&::after
				position: absolute
				top: -10px
				left: 35px
				width: 0
				height: 0
				border-style: solid
				border-width: 0 5px 8px 5px
				border-color: transparent transparent yellow transparent
				content: ''
			li
				background-color: yellow
				transition: all 0.5s ease
				&:hover
					background-color: red
					a
						color: white
				a
					color: #000
		a
			text-decoration: none
			display: block
			padding: 0 15px
			color: white
	
		
              
            
!

JS

              
                
              
            
!
999px

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