/*sayfa kenarlarındaki boşlukları siliyoruz*/
body{
	margin:0;
	padding:0;
}

/*tüm bölmeleri barındıran <div> tagını ayarlıyoruz*/
#wrapper{
	margin:auto;
	max-width:900px;
	border-color:black;
	border-style:solid;
	border-top-left-radius: 10px;
	border-top-right-radius: 10px;
	min-height:540px;
	background-color:black;
}

header{
	max-width:900px;
	height:80px;
	border-color:gray;
	border-style:groove;
	border-top-left-radius: 10px;
	border-top-right-radius: 10px;
	background-color:steelblue;
}

nav{
	max-width:900px;
	height:90px;
	border-color:gray;
	border-style:groove;
	background-color:deepskyblue;
}

section{
	float:left;
	width:894px;
	min-height:300px;
	border-color:gray;
	border-style:groove;
	background-color:white;
}
footer{
	float:left;
	min-width:894px;
	min-height:50px;
	border-color:gray;
	border-style:groove;
	border-bottom-left-radius: 15px;
	border-bottom-right-radius: 15px;
	background-color:deepskyblue;
}

   ul{
    list-style-type:none;
	overflow:hidden;
	}
	
   li{
    float:left;
	width:149px;
	margin:2px;
	padding:1px;
	text-align:center;
	font-family:verdana,arial,times;
	border-color:cornflowerblue;
	border-style:solid;
	border-radius:10px;
	background-color:lightcyan;
	}

	li a, .dropbtn {
	display:inline-block;
	color:white;
	text-align:center;
	padding:14px 16px;
	text-decoration:none;
	}
	
	li a:hover, .dropdown:hover .dropbtn {
	background-color:lightblue;
	}
	
	li.dropdown {
	display:inline-block;
	}
	
	/*Açılır dropdown menünün arka planını ayarlıyoruz*/
	.dropdown-content {
	display:none;
	position:absolute;
	background-color:#f9f9f9;
	min-width:160px;
	box-shadow:0px 8px 16px 0px rgba(0,0,0,0.2);
	z-index:1;
	}
	
	.dropdown-content a {
	color:black;
	padding:12px 16px;
	text-decoration:none;
	display:block;
	text-align:left;
    }
	
    .dropdown-content a:hover {background-color:#f1f1f1}
    .dropdown:hover .dropdown-content {
    display:block;
    }


a:link, a:visited{
	display:block;
	color:black;
	text-decoration:none;
}

a:hover, a:active{
	display:block;
	font-weight:bold;
	border-radius:10px;
	color:black;
}