.reaction {
background-color:#cccccc;
border-color:#888888;
color:#000000;
width: 100%;
margin: 0px;
margin-top: 2px;
margin-bottom: 2px;
padding: 2px;
border-collapse:collapse;
}

.reaction_inner {
background-color:#ffffff;
border-color:#888888;
color:#000000;
padding: 4px;
margin: 0px;
border-collapse:collapse;
}