body{
    margin-left: 8px;
    font-family: Arial;
    color: black;
    z-index: 1;
    margin-left: 15px;
    font-size: 18px;
    padding-bottom: 800px;

}

body:before{content: ' ';
    display: block;
    position: fixed;
    left: 0;
    top: 0;
    width: 100%;
    min-height: 100%;
    z-index: -100;
    opacity: 0.075;
    background-image: url('../images/PiTattoo.JPG');
    background-repeat: repeat;
    background-position: 100% 0;
    -ms-background-size: 100%;
    -o-background-size: 100%;
    -moz-background-size: 100%;
    -webkit-background-size: 100%;
    background-size: 100%;
}

.main {
    position: absolute;
    /*margin-top: 6%;*/
    top: 15%;
    /*margin-left: -6px;*/
    margin-bottom: 3%;
    width: 99%;
    padding-left: 3px;
    padding-bottom: 50px;
    display: flex;
    flex-direction: column;
    /*min-height: 100vh;*/
    min-height: 82%;
    flex: 1;
    /*background-color: red;*/
    box-sizing: border-box;
}

.moduleheader {
    color:cornflowerblue;
}

.modulepreview {
    color: deepskyblue;
    padding-top: 15px;
}

.lessonheader {
    color: deeppink;
}

.objectivesbox {
    background-color: rgba(30, 144, 255,0.25);
    margin-bottom: 10px;
    border-radius: 8px;
    padding-left: 15px;
}

.objectives {
    font-weight: bold;
    font-size: 21px;
}

.definition {
    font-family: Arial;
    border-color: red;
    border-style: solid;
    border-width: 2px;
    border-radius: 8px;
    padding-left: 15px;
    font-size: 20px;
    margin-left: -6px;
}

.example {
    font-family: Arial;
    padding-left: 0px;
    font-size: 20px;
}

ol {
    counter-reset: item;
}

/*
li {
    display: block;
}

    li:before {
        content: counters(item, ".") " ";
        counter-increment: item;
    }
*/

button.nextButton {
    background-color: rgba(0, 0, 0, 0.2)/*#eee*/;
    color: #444;
    cursor: pointer;
    padding: 18px;
    border: none;
    text-align: left;
    outline: none;
    font-size: 21px;
    transition: 0.4s;
    margin-bottom: 15px;
    margin-left: -2px;
    border-radius: 8px;
    margin-top: 10px;
}

button.nextButton:hover {
    background-color: rgba(119, 119, 119, 0.6);
}

.abouth1 {
    color: steelblue; <!--dodgerblue-->
}


/*Footer formatting*/
/* Create three equal columns that floats next to each other */
.footercolumn {
  float: left;
  width: 33.33%;
  padding: 0px;
  height: 300px; /* Should be removed. Only for demonstration */
}

/* Clear floats after the columns */
.footerrow:after {
  content: "";
  display: table;
  clear: both;
}

.aboutimagecolumn {
  box-sizing: border-box;
}

.aboutimagecolumn {
  float: left;
  width: 50%;
  padding: 10px;
}

/* Clearfix (clear floats) */
.aboutimagerow::after {
  content: "";
  clear: both;
  display: table;
}

.chapterh3 {
    color: steelblue; <!--dodgerblue-->
}