*{
	-moz-box-sizing: border-box;
	-webkit-box-sizing: border-box;
	box-sizing: border-box;
}
body{
	font-family:Times New Roman, Helvetica, sans-serif;
	background-image:url('Background/white-background.jpg');
}
h1{
	text-align:center;
	color:black;
	margin: 30px 0 50px;
}
.gallery{
	margin: 10px 50px;
}	
.gallery img{
	width:230px;
	padding:5px;
	filter:grayscale(100%);
	transition: 1s;
}
.gallery img:hover{
	filter:grayscale(0);
	transform:scale(1.1);
}
li{
	list-style-type: none;
}
li a{
	color:black;
	text-decoration: none;
	font-size:18px;
	padding:20px 10px;

}
li a:active{
	color:skyblue;
}