Pure CSS Hover Menu

index.html

<link rel="stylesheet" href="//maxcdn.bootstrapcdn.com/font-awesome/4.3.0/css/font-awesome.min.css">

<nav class="solution-product">
  <ul class="top-menu">
    <li class="top-menu-item"><a class="title">Solutions</a>
      <ul class="top-submenu">
        <li class="top-submenu-item"><a href="#">Citrix&reg; Ready Certified</a></li>
        <li class="top-submenu-item"><a href="#">Managed Service Providers</a></li>
        <li class="top-submenu-item"><a href="#">Security Management</a></li>
      </ul>
    </li>
  </ul>
</nav>
	<nav class="solution-product">
  <ul class="top-menu">
    <li class="top-menu-item"><a class="title">Products</a>
      <ul class="top-submenu">
        <li class="top-submenu-item"><a href="#">Awesome-o</a></li>
        <li class="top-submenu-item"><a href="#">Greatist</a></li>
        <li class="top-submenu-item"><a href="#">Betterer</a></li>
      </ul>
    </li>
  </ul>
</nav>
	<nav class="contact">
  <ul class="top-menu">
    <li class="top-menu-item"><a><i class="fa fa-comment-o fa-2x" style="vertical-align: middle;"></i></a>
      <ul class="top-submenu">
        <li class="top-submenu-item"><a href="tel:+15553334444">Call: 555.333.4444</a></li>
        <li class="top-submenu-item"><a href="mailto:sales@example.com">Email: sales@example.com</a></li>
        <li class="top-submenu-item"><a href="#" onclick="chatWidget();">Chat</a></li>
      </ul>
    </li>
  </ul>
</nav>

Pure CSS Hover Menu.markdown

Pure CSS Hover Menu ('-' * 19) No javascript here. Just pure css (make that scss) and html.

A Pen by Meghan on CodePen.

License.

style.css

// Font family
@import url(http://fonts.googleapis.com/css?family=Lato:300,400);

// Color variables
$bg: #333;
$light-grey: #eee;
$dark-grey: #444;

// Mixin for border-radius
$prefix: "-webkit", "-moz", "-o", "-ms";
@mixin border($radius-top, $radius-bottom) {
	@each $vendor in $prefix {
		#{$vendor}-border-radius: $radius-top $radius-top $radius-bottom $radius-bottom;
	}
	border-radius: $radius-top $radius-top $radius-bottom $radius-bottom;
}

// Text styling mixins
@mixin text {
  font-family: Lato;
  font-size: 16px;
	font-weight: 300;
	line-height: 1.33;
	text-align: center;
	text-decoration: none;
  text-transform: uppercase;
	vertical-align: middle;
}
@mixin subtext {
  font-family: Lato;
  font-size: 12px;
	font-weight: 400;
	line-height: 20px;
	text-align: left;
	text-decoration: none;
  text-transform: uppercase;
	vertical-align: middle;
}

// General Style
body {
  background-color: $bg;
  font-family: sans-serif;
}

// Dropdown styles
nav.contact ul, nav.solution-product ul {
	list-style: none;
	margin-top: 0;
	margin-bottom: 0;
}
.contact, .solution-product {
	display: inline-block;
	width: 50px;
	margin: 0 40px;
}
@media (max-width: 979px) {
	.contact, .solution-product {
		margin: 0px 30px;
	}
}
@media (max-width: 755px) {
	nav.solution-product ul {
		display: none;
	}
}
@media (max-width: 600px) {
	.contact, .solution-product {
		margin: 0;
	}
}
@media (max-width: 518px) {
	nav.contact ul {
		display: none;
	}
}
.contact a {
	color: #fff;
	display: block;
	padding: 5px 10px 15px 10px;
	line-height: inherit;
  text-decoration: none;
}
.top-menu-item {
	display: inline-block;
	position: relative;

	&:hover .top-submenu {
		display: block;
	}

	a.title {
		margin: 0 -2px;
		padding: 10px;
		@include text;
		cursor: pointer;
		color: #fff;
		border-width: 0 14px;
		border-color: transparent;
		border-style: solid;

		&:hover {
			border-bottom: none;
		}
	}
}
ul.top-submenu {
  display: none;
  position: absolute;
  width: 220px;
  list-style-type: none;
  margin: 0;
  padding: 0;
  @include subtext;
  z-index: 10;
  background: #fff;
  border: 1px solid rgba(0, 0, 0, 0.15);
  background-clip: padding-box;
  @include border(5px, 5px);
  -webkit-box-shadow: 0 4px 9px rgba(0, 0, 0, 0.1);
  -moz-box-shadow: 0 4px 9px rgba(0, 0, 0, 0.1);
  box-shadow: 0 4px 9px rgba(0, 0, 0, 0.1);
  -webkit-font-smoothing: antialiased;

	&:after {
    display: block;
    position: absolute;
    content: "";
    top: -8px;
    left: 0;
    width: 100%;
    height: 9px;
    background: transparent;
	}

	li a {
    display: block;
    position: relative;
    margin: 0;
    padding: 15px 10px;
    width: 198px;
    border-top: 1px solid $light-grey;
    color: $dark-grey;
    text-decoration: none;

		&:hover {
		   background-color: rgba(0, 0, 0, 0.05);
		}
	}

	li:first-of-type a {
    border-top: none;
    @include border(4px, 0);
	}

	li:last-of-type a {
    @include border(0, 4px);
	}
}