.menu-child{		display: none;		position: absolute;	}	.menu-child a{		padding: 12px 16px;	}	.menu-child a:hover{			}	.menu-about:hover .menu-child,	.menu-bnsp:hover .menu-child,	.menu-sertifikasi:hover .menu-child{		display: inline;		background-color: white;		min-width: 130px;	}	.menu-about .menu-child{		width: 150px;	}	.menu-sertifikasi .menu-child{		width: 210px;	}	#mainNav.affix-top .menu-child{		background: rgba(255,255,255,0.1);	}	#mainNav.affix .menu-child{		background: rgb(255,255,255);	}	@media (min-width: 768px){		#mainNav.affix .nav > li>span, 		#mainNav.affix .nav>li>span:focus{			color: #222;		}		#mainNav .nav > li>span,		#mainNav .nav>li>span:focus{			color: rgba(255,255,255,.7);		}		.navbar-nav>li>span{			padding-top: 15px;			padding-bottom: 15px;		}	}	#mainNav .nav > li>span,	#mainNav .nav>li>span:focus{		text-transform: uppercase;		font-size: 13px;		font-weight: 700;	}	.nav>li>span{		position: relative;		display: block;		padding: 10px 15px;	}	.navbar-nav>li>span{		padding-top: 15px;		padding-bottom: 15px;		line-height: 20px;	}