*{
	font-family: Verdana, Geneva, Arial, Helvetica, sans-serif;
	margin: 0px;
	padding: 0px;
}

body  {
    background: url(images/background.jpg) center top;
    margin-top: 60px;
}

#mainmenu {
    width: 100%;
    height: 30px;
    background-color: red;
    position: fixed;
    top: 0;
    margin: 0px;
}

#mainmenu ul {
    list-style: none;
    margin: 0px;
}

#mainmenu li {
    height: 40px;
    background: yellow;
    width: 100px;
}


#mainmenu > ul > li{
    float: left;
    margin-right: 10px;
}

#mainmenu li a{
    color: black;
    text-decoration: none;
    line-height: 30px;
}

#mainmenu ul ul {
    display: none;
    background: yellow;
    padding: 0;
}

#mainmenu > ul > li:hover > ul{
    display: block;
}

#mainmenu > ul > li > ul li:hover > ul{
    display: block;
    position: relative;
    left: 100px;
    top: -30px;
}


.obal{
background: white;
	width: 800px;
	display: block;
	margin-left: auto;
	margin-right: auto;
	padding: 10px;
}

.obal p{
	margin: 10px 0px 5px 0px;
}

.obal ul{
	margin-left: 20px;
}

.obal h1{
	text-align: center;
	font-size: 30px;
}