body {
        font-family:Lucida Sans; 
        margin:100px auto auto 100px; 
        width:300px;
}

.mainContainer { background-color:#dddddd; border:1px solid #333; padding:15px;}

h1 { font-size:12px; color:#123456; font-weight:900; }

p { font-size:12px; color:#555;}

a { color:#555;}´