Cool notification css style

Cool notification style using CSS3

DEMO/ DOWNLOAD

HTML

<div class="notify success">
     <h1><span class="alerticon"><img alt="" src="success.png" /></span> Success!</h1> 
    <p>Lorem ipsum dolor sit amet, consectetuer adipiscing elit, sed diam nonummy nibh euismod tincidunt erat volutpat.</p>
</div>
<div class="notify error">
     <h1><span class="alerticon"><img alt="" src="error.png" /></span> Error!</h1> 
     <p>Lorem ipsum dolor sit amet, consectetuer adipiscing elit, sed diam nonummy nibh euismod tincidunt erat volutpat.</p>
</div>
<div class="notify info">
     <h1><span class="alerticon"><img alt="" src="info.png" /></span> Info!</h1> 
     <p>Lorem ipsum dolor sit amet, consectetuer adipiscing elit, sed diam nonummy nibh euismod tincidunt erat volutpat.</p>
</div>
<div class="notify warning">
     <h1><span class="alerticon"><img alt="" src="warning.png"/></span> Warning!</h1> 
    <p>Lorem ipsum dolor sit amet, consectetuer adipiscing elit, sed diam nonummy nibh euismod tincidunt erat volutpat.</p>
</div>

CSS

body {
    background-color: #f0f0f0;
    font-family:'Helvetica Neue', Helvetica, Arial, sans-serif;
    color: #313131;
    font-size: 62.5%;
    line-height: 1;
    padding:5px;
}
strong {
    font-weight: bold;
}
img {
    border: 0;
    max-width: 100%;
    vertical-align: middle;
    width:30px
}
/** H1 **/
 h1 {
    font-family:'Helvetica Neue', Helvetica, Arial, sans-serif;
    font-size: 2.5em;
    line-height: 1.5em;
    margin: 0px;
    margin-bottom: 20px;
    padding: .1em 0;
    color: #444;
    position: relative;
    overflow: hidden;
    white-space: nowrap;
}
h1:before, h1:after {
    content:"";
    position: relative;
    display: inline-block;
    width: 50%;
    height: 1px;
    vertical-align: middle;
    background: #f0f0f0;
}
h1:before {
    left: -.5em;
    /*margin: 0 0 0 -50%;*/
}
h1:after {
    left: .5em;
    /*margin: 0 -50% 0 0;*/
}
h1 > span {
    display: inline-block;
    vertical-align: middle;
    white-space: normal;
}
p {
    display: block;
    font-size: 1.35em;
    line-height: 1.5em;
    margin-bottom: 10px;
}
/** notifications **/
 .notify {
    display: block;
    background: #fff;
    padding: 12px 18px;
    max-width: 400px;
    margin: 0 auto;
    -webkit-border-radius: 3px;
    -moz-border-radius: 3px;
    border-radius: 3px;
    margin-bottom: 20px;
    box-shadow: rgba(0, 0, 0, 1.5) 1px 1px 2px 0.5px;
}
.notify h1 {
    margin-bottom: 6px;
}
.notify .alerticon {
    margin-bottom: 5px;
}
/* Success */
 .success h1 {
    color: #678361;
}
.success h1:before, .success h1:after {
    background: #cad8a9;
}
.success:hover h1 {
    background-color: #fff;
}
.success:hover {
    color: #fff;
    background-color: #4cbe83;
}
/* Error */
 .error h1 {
    color: #6f423b;
}
.error h1:before, .error h1:after {
    background: #d6b8b7;
}
.error:hover h1 {
    background-color: #fff;
}
.error:hover {
    color: #fff;
    background-color: #e47c68;
}
/* Warning */
 .warning h1 {
    color: #eda93b;
}
.warning h1:before, .warning h1:after {
    background: #eda93b;
}
.warning:hover h1 {
    background-color: #fff;
}
.warning:hover {
    color: #fff;
    background-color: #eda93b;
}
/* Info */
 .info h1 {
    color: #6cc8d4;
}
.info h1:before, .info h1:after {
    background: #6cc8d4;
}
.info:hover h1 {
    background-color: #fff;
}
.info:hover {
    color: #fff;
    background-color: #6cc8d4;
}