/*  :root {
    --opacity:          0.9;
    }*/
.chapter-page-image  {
    border-width:       1pt;
    border-color:       #4C4C4C;
    border-style:       solid;
    margin-top:         0px;
    margin-bottom:      7.1pt;
    width:              100%;
}
.chapter-page-image-coverage  {
    border-width:       1pt;
    border-color:       #4C4C4C;
    border-style:       solid;
    margin-top:         0px;
    margin-bottom:      7.1pt;
    width:              100%;
}
.chapter-page-overview-image  {
    border-width:       1pt;
    border-color:       #4C4C4C;
    border-style:       solid;
    margin-top:         0px;
    margin-bottom:      7.1pt;
    /*width:              152.7px;  155pxmax. 498px */
}
.cover-page-image  {
    border-width:       1pt;
    border-color:       #4C4C4C;
    border-style:       solid;
    margin-top:         15px;
    margin-bottom:      80px;
    width:              360px;
}
.foreword-page-image  {
    border-width:       1pt;
    border-color:       #4C4C4C;
    border-style:       solid;
    margin-top:         0px;
    margin-bottom:      0px;
    width:              595px;
    /* width:              360px; */
}
.preface-page-image  {
    border-width:       0pt;
    margin-bottom:      0px;
    margin-left:        0px;
    margin-right:       0px;
    margin-top:         0px;
    width:              119px;
    height:             119px;
    z-index:            2;
}
.preface-page-image-enlarged  {
    width:              219px;
    height:             219px;
    z-index:            4;
    opacity:            var(--opacity);
}