@media (min-width: 1200px) {
    .workbook {
        margin-left: 20%;
        margin-right: 20%;
        background: whitesmoke;
        padding-top: 50px;
        padding-left: 100px;
        padding-right: 100px;
        text-align: center;
    }

    p {
        text-align: justify;
        text-indent: 30px;
        margin-top: 1px;
        margin-bottom: 1px;
        font-size: 14pt;
    }

    img {
        display: block;
        margin: auto;
    }

   // video {
   //     width: 800px;
   //     height: 450px;
   //     margin: 0 auto;
   // }
}

@media (min-width: 768px) {
    .workbook {
        font-size: 20pt;
/*        margin-left: 10%;
        margin-right: 10%;*/
        background: whitesmoke;
        padding-top: 50px;
        padding-left: 100px;
        padding-right: 100px;
        text-align: center;
    }

    p {
        text-align: justify;
        text-indent: 30px;
        margin-top: 1px;
        margin-bottom: 1px;
        font-size: 20pt;
    }

    img {
        display: block;
        margin: auto;
    }

   // video {
   //     width: 800px;
   //     height: 450px;
   //     margin: 0 auto;
    //}
}

@media (max-width: 600px) {
    .workbook {
        font-size: 20pt;
        background: whitesmoke;
        padding-top: 50px;
        padding-left: 50px;
        padding-right: 50px;
        text-align: center;
    }

    p {
        text-align: justify;
        text-indent: 30px;
        margin-top: 1px;
        margin-bottom: 1px;
        font-size: 20pt;
    }

    img {
        display: block;
        margin: auto;
        max-width: 100%;
        height: auto;
        min-width: 100%;
    }
}

h2 {
    text-align: center;
}

p.img-label {
    text-align: center;
    font-style: italic;
}

table {
//font-family: "Lucida Sans Unicode", "Lucida Grande", Sans-Serif;
//font-size: 14px;
border-collapse: collapse;
text-align: center;
width:100%;
}
th, td {
border-style: solid;
border-width: 0 1px 1px 0;
border-color: black;
text-align: center;
}