body {
    background-color: #fff;
    font: 13px/1.4 Verdana, "Lucida Grande", Lucida, sans-serif;
}

h1, h2, h3 {
    margin-top: 2em;
}

.tlCourseParts {
    font-size: 11px;
}

.tlCourseSmall {
    font-size: 11px;
}

.tlCourseTiny {
    font-size: 10px;
}

.tlCourseLarge {
    font-size: 13px;
}

.de-em {
    font-weight: normal;
}

a:link {
    color: #6666FF;
    text-decoration: underline;
}

a:visited {
    color: #6666FF;
    text-decoration: underline;
}

a:active {
    color: #6600CC;
}

a:hover {
    text-decoration: none;
}

.footer {
    font-size: 10px;
    text-align: center;
}

<!--
different colors for table types

-->
.discussion {
    border: 2px solid #ccc;
    background: #E8E8E8;
    padding: .75em;
    margin: .75em;
    position: relative;
    margin-left: 50px;
    margin-right: 50px;
}

.differentiated {
    border: 2px solid #F8E8A8;
    background: #FFFFCC;
    padding: .75em;
    margin: .75em;
    position: relative;
    margin-left: 50px;
    margin-right: 50px;
}

.journal {
    border: 2px solid #B7C7F7;
    background: #C9E1FE;
    padding: .75em;
    margin: .75em;
    position: relative;
    margin-left: 50px;
    margin-right: 50px;
}

.mast_top {
    width: 600px;
    height: 68px;
    margin: 0px;
    background-image: url(header.jpg);
    background-repeat: no-repeat;
    background-position: top left;
    border-left: 1px solid black;
    border-top: 1px solid black;
    border-right: 1px solid black;
}

.title {
    font-size: 12px;
    color: black;
    font-weight: bold;
    letter-spacing: .25em;
    padding-left: 70px;
    padding-top: 40px;
/ / padding-top: 50 px;
}

#mastnav {
    text-align: center;
    width: 600px;
    margin: 0;
    padding: 0px;
    background: #aac4a7;
    border: 1px solid black;
}

#mastnav ul {
    margin: 0;
    padding: 0;
    text-align: center;
    height: 12px;
}

#mastnav li {
    margin: 0;
    padding-top: 0px;
    padding-bottom: 0px;
    padding-left: 12px;
    padding-right: 12px;
    list-style-type: none;
    font-size: 12px;
    font-weight: bold;
}

.current {
    margin: 0;
    padding: 0;
    color: #fff;
    background: #81a87c;
    border-top: 0px;
    border-bottom: 0px;
    border-left: 1px solid black;
    border-right: 1px solid black;
}

.feature {
    margin-left: 10px;
    float: right;
    border: 1px solid black;
}

.quote {
    padding: .75em;
    background-image: url(https://tl-cdn.pbseducation.org/courses/common_images/icon_quotes.gif);
    background-repeat: no-repeat;
    font-size: 11px;
    position: relative;
    margin-left: 50px;
    margin-right: 50px;
}

.typewriter {
    font-family: "Courier New", Courier, monospace;
    font-size: 13px;
}

.technology {
    border: 2px solid #e8e8e8;
    background: white;
    padding: .75em;
    margin: .75em;
    position: relative;
    left: 50px;
}

.tips {
    border: 2px solid #f96;
    background: #fc9;
    padding: .75em;
    margin: .75em;
    position: relative;
    margin-left: 50px;
    margin-right: 50px;
}

.survey {
    border: 2px solid black;
    padding: .75em;
    margin: .75em;
    position: relative;
    margin-left: 50px;
    margin-right: 50px;
}

.nps {
    border: 2px solid #6491e3;
    background: #91b0ff;
    padding: .75em;
    margin: .75em;
    position: relative;
    margin-left: 50px;
    margin-right: 50px;
}

.nps span {
    display: block;
    float: left;
    width: 151px;
    height: 50px;
    margin-right: 10px;
    background-image: url(https://tl-cdn.pbseducation.org/courses/common_images/be_more_pbs.jpg);
    background-repeat: no-repeat;
}

.nps a:link {
    color: #0027a7;
    text-decoration: underline;
}

.nps a:visited {
    color: #0027a7;
    text-decoration: underline;
}

.nps a:active {
    color: #0027a7;
}

.nps a:hover {
    color: #0027a7;
}

<!--
style for icon spacing

-->
.icon {
    vertical-align: middle;
    margin-top: 5px;
    margin-bottom: 5px;
    margin-left: 2px;
    margin-right: 2px;
    border: 0px;
}

<!--
styles for rubric tables

-->
.rubric {
    width: 500px;
    border-collapse: collapse;
    empty-cells: show;
    margin-left: 50px;
    margin-right: 50px;
}

.rubric td {
    font-family: Verdana, Arial, Helvetica, sans-serif;
    font-size: 12px;
    border: 2px solid #ccc;
    padding: .75em;
    vertical-align: text-top;
    empty-cells: show;
}

.rubric th {
    background: #E8E8E8;
    border: 2px solid #ccc;
    padding: .75em;
    font-size: 12px;
    text-align: left;
    font-weight: bold;
}

.rubric1 {
    width: 600px;
    border-collapse: collapse;
    empty-cells: show;
    margin-left: 0px;
    margin-right: 0px;
}

.rubric1 td {
    font-family: Verdana, Arial, Helvetica, sans-serif;
    font-size: 12px;
    border: 2px solid #ccc;
    padding: .75em;
    vertical-align: text-top;
    empty-cells: show;
    width: 33%;
}

.rubric1 th {
    background: #E8E8E8;
    border: 2px solid #ccc;
    padding: .75em;
    font-size: 12px;
    text-align: left;
    font-weight: bold;
}

<!--
styles for discussion example tables

-->
.discexample {
    width: 500px;
    border-collapse: collapse;
    empty-cells: show;
    margin-left: 50px;
    margin-right: 50px;
}

.discexample td {
    border: 2px solid #297dcb;
    padding: .75em;
    vertical-align: text-top;
    empty-cells: show;
}

.discexample th {
    background: #3f99ff;
    border: 2px solid #297dcb;
    padding: .75em;
    font-size: 12px;
    color: white;
    text-align: left;
    font-weight: bold;
}