.tb_button {
        padding: 1px;
        cursor: pointer;
        border-right: 1px solid #8b8b8b;
        border-left: 1px solid #FFF;
        border-bottom: 1px solid #fff;
    }

    .tb_button.hover {
        borer: 2px outset #def;
        background-color: #f8f8f8 !important;
    }

    .ws_toolbar {
        z-index: 100000
    }

    .ws_toolbar .ws_tb_btn {
        cursor: pointer;
        border: 1px solid #555;
        padding: 3px
    }

    .tb_highlight {
        background-color: yellow
    }

    .tb_hide {
        visibility: hidden
    }

    .ws_toolbar img {
        padding: 2px;
        margin: 0px
    }