a:link, a:visited {
  color: blue;
}

p {
  margin-top: 6px;
}

h2 {
  color: green;
  font-size: 17px;
}

h3 {
  color: black;
  font-size: 15px;
}

.popup-content {
  background-color: white; 
  padding: 5px; 
  position: relative;
  -webkit-border-radius: 0 7px 0 7px;
  -moz-border-radius:  0 7px 0 7px;
}

.popup {
  display: none;
  background-color: rgba(0, 0, 0, 0.8);
  padding: 10px 10px 10px 10px;
  -webkit-border-radius: 0 10px 0 10px;
  -moz-border-radius:  0 10px 0 10px;
}

h1 {
  font-size: 120%;
}

#div-course {
  width: 400px;
}

#div-signup {
  width: 700px;
}

#div-login {
  width: 400px;
}

#course-summary {
  font-size: 12px;
  color: gray;
  line-height: 130%;
}

#course-title {
  font-size: 14px;
  margin-top: 2px;
}

#course-cost, #course-credits {
  font-size: 11px;
  text-align: center;
}

#course-cost {
  margin-top: 10px;
}

#content {
  margin: 30px;
  padding: 10px 20px;
  background-color: white;
}

#content p {
  margin-bottom: 10px;
  line-height: 140%;
  text-align: justify;
}

#course-objectives, #course-syllabus {
  margin-left: 20px;
  margin-bottom: 20px;
}
#course-objectives li, #course-syllabus li {
  margin-top: 10px;
}

#breadcrumb {
  background-color: rgb(200,200,200);
  color: black;
  font-size: 11px;
  margin-top: -10px;
  margin-right: -20px;
  margin-left: -20px;
  margin-bottom: 10px;
  padding: 8px 5px 6px 5px;
}

label {
  display: block;
  font-size: 80%;
  font-style: italic;
  color: gray;
  padding-top: 0.5em;
}

input[type=text], input[type=password], option, select {
	padding: 0.5em;
  box-sizing: border-box;
}

.left-50 {
  float: left;
  width: 48%;
  clear: left;
}

.right-50 {
  float: right;
  width: 48%;
}

.left-50 input, .right-50 input {
  width: 99%;
}

table.data {
  border-collapse: collapse;
}

table.data td, table.data th {
  padding: 7px;
  border: solid 1px silver;
}

#footer {
  width: 830px;
  margin: auto;
  text-align: center;
  font-size: 11px;
  background-color: green;
  color: white;
  padding: 20px 10px;
}

#footer a {
  color: white;
}

.course-cost, .course-credits {
  text-align: center;
  margin: 0;
  padding: 0;
}

.noshow {
  display: none;
}

#disclaimer {
  font-size: 11px;
  color: gray;
  margin-top: 40px;
  border: solid 1px silver;
  padding: 10px;
  border-radius: 10px;
  -moz-border-radius: 10px;
}

#nav {
  z-index: 100; 
  width: calc(850px - 2em);
  background-color: green;
  display: flex;
  width: 100%;
}

#nav > a {
	text-decoration: none;
  color: white;
  font-size: 80%;
  position: relative;
  padding: 0.5em 1em;
  border-right: solid 1px white;
}

#nav > a:hover {
	color: white;
  background-color: black;
}