 .addthis_toolbox
{
    width: 284px;
    padding: 10px 0 6px 10px;
    border: 3px solid #eee;
    -moz-border-radius: 5px;
    -webkit-border-radius: 5px;
}

 .hover_effect div
{
    float: left;
}

 .hover_effect a
{
    border: 2px solid #fff;
    padding: 2px 2px 2px 16px;
    position: relative;
    text-decoration: none;
}

 .hover_effect a:hover
{
    border: 2px solid #105CB6;
    -moz-border-radius: 4px;
    -webkit-border-radius: 4px;
    background: #B4D3F8;
    color: #105CB6;
    text-decoration: none;
}

 .hover_effect span
{
    position: absolute;
    width: 16px;
    height: 16px;
    top: 2px;
    left: 1px;
}