style.css

/*
*{
	margin:0;
	padding:0;
}
*/

body{
	background-color:#f4f4f4;
	color:#555555;

	font-family: Arial, Helvetica, sans-serif;
	font-size:16px;
	font-weight:normal;
	/* Same as above */
	font: normal 16px Arial, Helvetica, sans-serif;

	line-height:1.6em;
	margin:0;
}

a{
	text-decoration: none;
	color:#000;
}

a:hover{
	color:red;
}

a:active{
	color:green;
}

a:visited{
	
}

.container{
	width:80%;
	margin:auto;
}

.button{
	background-color:#333;
	color:#fff;
	padding:10px 15px;
	border:none;
}

.button:hover{
	background:red;
	color:#fff;
}

.clr{
	clear:both;
}

.box-1{
	background-color:#333;
	color:#fff;

	border-right:5px red solid;
	border-left:5px red solid;
	border-top:5px red solid;
	border-bottom:5px red solid;
	border-width:3px;
	border-bottom-width:10px;
	border-top-style:dotted;

	border: 5px red solid;

	padding-top:20px;
	padding-bottom:20px;
	padding-right:20px;
	padding-left:20px;

	/* Same as above */
	padding:20px;

	margin-top:20px;
	margin:20px 0;
}

.box-1 h1{
	font-family:Tahoma;
	font-weight:800;
	font-style:italic;
	text-decoration:underline;
	text-transform:uppercase;
	letter-spacing: 0.2em;
	word-spacing: 1em;
}

.box-2{
	border:3px dotted #ccc;
	padding:20px;
	margin:20px 0;
}

.categories{
	border:1px #ccc solid;
	padding:10px;
	border-radius:15px;
}

.categories h2{
	text-align:center;
}

.categories ul{
	padding:0;
	padding-left:20px;
	list-style:square;
	list-style:none;
}

.categories li{
	padding-bottom:6px;
	border-bottom:dotted 1px #333;
	list-style-image: url('../images/check.png');
}

.my-form{
	padding:20px;
}

.my-form .form-group{
	padding-bottom:15px;
}

.my-form label{
	display:block;
}

.my-form input[type="text"], .my-form textarea{
	padding:8px;
	width:100%;
}

.block{
	float:left;
	width:33.3%;
	border:1px solid #ccc;
	padding:10px;
	box-sizing:border-box;
}

#main-block{
	float:left;
	width:70%;
	padding:15px;
	box-sizing: border-box;
}

#sidebar{
	float:right;
	width:30%;
	background-color:#333;
	color:#fff;
	padding:15px;
	box-sizing: border-box;
}

.p-box{
	width:800px;
	height:500px;
	border:1px solid #000;
	margin-top:30px;
	position:relative;
	background-image:url('../images/bgimage.jpg');
	background-repeat: no-repeat;
	background-position:100px 200px;
	background-position:center top;
}

.p-box h1{
	position:absolute;
	top:100px;
	left:200px;
}

.p-box h2{
	position:absolute;
	bottom:40px;
	right:100px;
}

.fix-me{
	position:fixed;
	top:400px;
}

.my-list li:first-child{
	background: red;
}

.my-list li:last-child{
	background: blue;
}

.my-list li:nth-child(5){
	background: yellow;
}

.my-list li:nth-child(even){
	background: grey;
}