.content-container,
.content-inner {
    max-width: 940px;
}

.thumb-container {
    text-align: center;
}

.thumb {
    background-color: #ffffff;
    border: 1px #bbbbbb solid;
    border-top: 1px #eeeeee solid;
    border-left: 1px #eeeeee solid;
    box-shadow: 4px 4px 12px rgba(0, 0, 0, .25);
    display: inline-block;
    font-size: 0px;
    margin: 3px;
    padding: 2px;
}
.thumb img { max-height: 80px; }

.thumb:hover {
    border-color: yellow;
    box-shadow: 4px 4px 12px yellow;
}