#header {
	margin: 0 0 12px;
	width: 100%;
	overflow: hidden;
}

#main_box {
    margin: 0 12px 30px;
    text-align: justify;
}

h1 {
    margin-bottom: 0;
}

h3 {
    margin-top: 5px;
}

.ad_top {
    margin: 20px auto 0;
}