div.newsletter_form {
    font-family:'Trebuchet MS', Verdana, sans-serif;
    position:relative;
    top:4em;
    left:6em;
}

table {
    background:#b0c4de;
    padding:0.5em 1em 1em .5em;
    -moz-border-radius:10px; 
    -webkit-border-radius:10px;
    border: 2px solid #e0ffff;
    position:relative;
    z-index:999;
}