.wp-caption {
background:transparent;
margin-bottom:.1em;
}

.wp-caption .wp-caption-text {
text-align:center;
background-color:#f3f3f3;
border:1px solid #ddd;
margin:0 4px 0 6px;
padding:5px;
}

.wp-caption .wp-caption-text:before {
display:none;
}

.wp-caption img {
border:none;
}