input[type=checkbox].gs-checkbox {
    display: none;
}

div.gs-checkbox {
    display: inline-block;
    width: 18px;
    height: 18px;
    border: 1px solid #848484;
    line-height: 16px;
    text-align: center;
    cursor: pointer;
    /*margin-right: 5px;*/
}

div.gs-checkbox:hover {
    border: 1px solid #999;
}

label.required::after {
    color: #F00;
    content: ' (*)';
}

div[class^="clsid"] .title {
    font-size: 16px;
    margin-bottom: 10px;
    text-transform: uppercase;
}