/*
#head nav {
	display:flex;
}
#head nav > ul {
	display:flex;
	margin:auto;
    box-sizing: border-box;
}
#head nav > ul > li {
  display:table-cell;
  text-align:center;
}

#head nav li {
  position:relative;
}
#head nav a {
  padding:5px;
  display:block;
}
#head li > ul {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 100%;
  z-index: 1;
}
#head li:hover > ul {
	display:block;
}


#head li > ul {
	display:block; / * overwrite display * /

    transition-property: opacity, visibility;
    transition-duration: .3s, 0s;
    transition-delay: 0s, .3s;

	visibility:hidden;
    opacity:0;
}
#head li:hover > ul {
    transition-delay: 0s, 0s;

	visibility:visible;
    opacity:1;
}
*/