CSS file for Tutsplus course Codeigniter Best Practises

style.css

/* It would be better to reference these Google webfonts directly from your html file */
@import url(http://fonts.googleapis.com/css?family=Molle:400italic);
@import url(http://fonts.googleapis.com/css?family=Droid+Sans);

body {
    font-family: "Droid Sans";
    font-size: 14px;
    line-height: 1.4em
    }

body {
    margin-top: 20px;
    background: #f8f8f8
    }

input, textarea {
    font-family: sans-serif;
    font-size: 14px
    }

h1, h2, h3, h4 {
    font-weight: normal
    }

h2, h3, h4 {
    color: #111;
    margin: 0;
    padding: 0
    }

.container {
    width: 720px;
    margin: auto;
    background: #fff;
    -moz-border-radius: 5px;
    -webkit-border-radius: 5px;
    border-radius: 5px;
    padding: 4px;
    color: #333;
    -moz-box-shadow: 0 0 3px rgba(0, 0, 0, 0.3);
    -webkit-box-shadow: 0 0 3px rgba(0, 0, 0, 0.3);
    box-shadow: 0 0 3px rgba(0, 0, 0, 0.3)
    }

header {
    -moz-border-radius: 3px;
    -webkit-border-radius: 3px;
    border-radius: 3px;
    padding: 20px;
    height: 40px
    }

header, header a {
    color: #fff;
    text-decoration: none
    }

header, header a:hover {
    text-decoration: underline
    }

h1 {
    font-family: "Molle";
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
    float: left;
    width: 220px;
    margin: 12px 0 0 0;
    padding: 0
    }

h1 a:hover {
    text-decoration: none
    }

ul.nav {
    list-style-type: none
    }

ul.nav li {
    float: left
    }

ul.nav li a {
    display: block;
    margin-right: 10px
    }

.main {
    clear: both;
    -moz-border-radius: 3px;
    -webkit-border-radius: 3px;
    border-radius: 3px;
    margin-top: 10px;
    padding: 20px
    }

h3 {
    -moz-border-radius: 3px;
    -webkit-border-radius: 3px;
    border-radius: 3px;
    color: #fff;
    padding: 5px 10px;
    margin-top: 20px
    }

section {
    clear: both
    }

.answers article {
    clear: both
    }

.answers p {
    float: right;
    width: 460px;
    padding-left: 20px;
    border-left: 1px solid #eee
    }

.answers p.name {
    float: left;
    width: 170px;
    padding-left: 0;
    border: none
    }

form {
    margin-top: 20px
    }

label {
    display: block;
    margin-top: 5px
    }

input[type="text"], input[type="password"], textarea {
    height: 26px;
    line-height: 26px;
    width: 300px;
    -moz-border-radius: 3px;
    -webkit-border-radius: 3px;
    border-radius: 3px;
    border: 1px solid #ccc;
    padding: 0 5px
    }

textarea {
    height: 100px;
    line-height: 1.1em;
    width: 300px;
    padding: 5px 5px
    }

input[type="submit"] {
    display: block;
    margin-top: 10px;
    padding: 0 10px;
    height: 30px;
    line-height: 30px;
    color: #fff;
    border: none;
    -moz-border-radius: 3px;
    -webkit-border-radius: 3px;
    border-radius: 3px
    }

.highlight {
	background: rgb(149, 149, 149); background:
		url(data:image/svg+xml;base64,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);
	background: -moz-linear-gradient(top, rgba(149, 149, 149, 1) 0%, rgba(13, 13, 13, 1) 46%, rgba(1, 1, 1, 1) 50%, rgba(10, 10, 10, 1) 53%, rgba(78, 78, 78, 1) 76%, rgba(56, 56, 56, 1) 87%, rgba(27, 27, 27, 1) 100% );
	background: -webkit-gradient(linear, left top, left bottom, color-stop(0%, rgba(149, 149, 149, 1) ), color-stop(46%, rgba(13, 13, 13, 1) ), color-stop(50%, rgba(1, 1, 1, 1) ), color-stop(53%, rgba(10, 10, 10, 1) ), color-stop(76%, rgba(78, 78, 78, 1) ), color-stop(87%, rgba(56, 56, 56, 1) ), color-stop(100%, rgba(27, 27, 27, 1) ) );
	background: -webkit-linear-gradient(top, rgba(149, 149, 149, 1) 0%, rgba(13, 13, 13, 1) 46%, rgba(1, 1, 1, 1) 50%, rgba(10, 10, 10, 1) 53%, rgba(78, 78, 78, 1) 76%, rgba(56, 56, 56, 1) 87%, rgba(27, 27, 27, 1) 100% );
	background: -o-linear-gradient(top, rgba(149, 149, 149, 1) 0%, rgba(13, 13, 13, 1) 46%, rgba(1, 1, 1, 1) 50%, rgba(10, 10, 10, 1) 53%, rgba(78, 78, 78, 1) 76%, rgba(56, 56, 56, 1) 87%, rgba(27, 27, 27, 1) 100% );
	background: -ms-linear-gradient(top, rgba(149, 149, 149, 1) 0%, rgba(13, 13, 13, 1) 46%, rgba(1, 1, 1, 1) 50%, rgba(10, 10, 10, 1) 53%, rgba(78, 78, 78, 1) 76%, rgba(56, 56, 56, 1) 87%, rgba(27, 27, 27, 1) 100% );
	background: linear-gradient(to bottom, rgba(149, 149, 149, 1) 0%, rgba(13, 13, 13, 1) 46%, rgba(1, 1, 1, 1) 50%, rgba(10, 10, 10, 1) 53%, rgba(78, 78, 78, 1) 76%, rgba(56, 56, 56, 1) 87%, rgba(27, 27, 27, 1) 100% ); filter: progid : DXImageTransform.Microsoft.gradient (   startColorstr = '#959595', endColorstr = '#1b1b1b', GradientType = 0 );
	}

.errors {
    padding: 10px 20px;
    color: #f00;
    border: 1px dashed #f00;
    margin-bottom: 20px;
    -moz-border-radius: 3px;
    -webkit-border-radius: 3px;
    border-radius: 3px;
    background: #FCE8E8
    }

footer {
    clear: both;
    padding: 20px;
    text-align: right
    }