html, body {
            height: 100%;
}
body {
            margin-top: 2px;
	    margin-bottom: 2px;
	    font-family:Tahoma,Verdana,Arial,lucida,sans-serif;
		background-image: URL('../pozadi1.jpg'); /* obrázek na pozadí */
		background-repeat: no-repeat;
		background-size: 100%;
        background-attachment: fixed; 
	    background-color: #666666;
	    !color: #000000;
	    font-size: 10px;
	    text-align: center;
	    min-width: 760px;
	    line-height: 1.5;
            z-index: 0;
}
#logo {
            filter: alpha(opacity=70);
            
            color: yellow;
	    !!background-color: blue;
	    height: 151px;
		!!width: 760;
            text-align: center;
            font-size: 550%;
}
#menu {
        position: relative; 
		margin: auto;
		text-align: center;
		background-color: brown;
        color: green;
	    height: 30px;
		width: 830;
		left: auto;
	    border-bottom: 2px;
	    border-bottom-color: Black;
	    font-size: 210%;
        A:link {color:MediumBlue};
        A:visited {color:yellow};
        A:hover {color:red};
        A:active {color:orange}
		!A {background-color:black};
}
#hlavni {
            
            width: 760px;
  	    margin: auto;
            padding: 15px;
	    text-align: left;
  	    background-color: lightblue;
	    !color: blue;
	    !min-height: 100%;
	    !height: 100%;
	    position: relative;
            z-index: 2;
            font-size: 150%;
            A {background-color: #DAB050}

}
<!#obsah {
 	    padding: 15px 50px 85px 50px;
            !background-color: #DAB050;
   A {background-color: #DAB050}

}>


div {filter: alpha(opacity=70);}
A:link {color:lightred} 
A:visited {color:gray} 
A:hover {color:lightgreen}
A:active {color:orange}
!A {background-color: #DAB050}

a.tooltip {
	cursor: help;
	z-index: 5;
	position:relative;
}
a.tooltip em {
	display: none;
	font-style:normal;
}
a.tooltip:hover {
	font-size: 100%;

}
a.tooltip:hover em {
	display: block !important;
	position: absolute;
	top: -100px;
	left: 300px;
	width: 300px;
	background: #336699;
	color: #fff;
	<!padding: 0px;>
	text-decoration: none;
	z-index: 5;
	font-size: 90%;
}
a.tooltip span {
	display: none;
}
#