.highlight {
        oborder: 1px solid black;
        margin: 0;
        padding: 0;
        opacity: 0.5;
        filter: Alpha(Opacity=50);
        oborder: 1px solid black;
    }
    .highlight-top {
        border-top-left-radius: 20px;
        -webkit-border-top-left-radius: 20px;
        -moz-border-radius-topleft: 20px;

        border-top-right-radius: 20px;
        -webkit-border-top-right-radius: 20px;
        -moz-border-radius-topright: 20px;
    }
    .highlight-bottom {
        border-bottom-left-radius: 20px;
        -webkit-border-bottom-left-radius: 20px;
        -moz-border-radius-bottomleft: 20px;

        border-bottom-right-radius: 20px;
        -webkit-border-bottom-right-radius: 20px;
        -moz-border-radius-bottomright: 20px;
    }