body {
    margin: 2% 4%;
    font: 24px "Lucida Grande", Helvetica, Arial, sans-serif;
}

.header {
    //margin: 1ex 1em;
}

.topleft {
    float: left;
    text-align: left;
}

.topcenter {
    overflow: hidden;
    text-align: center;
}

.topright {
    float: right;
    text-align: right;
}

.footer {
    //margin: 4em;
    text-align: center;
    color:#557;
    font-size: .9em;
}

li {
	margin: 1ex;
}

h2 {
    margin-top: 3ex;
}

h3 {
    margin-top: 3ex;
}

h4 {
    margin-top: 3ex;
}

h5 {
    margin-top: 3ex;
    margin-bottom: 1ex;
}

p {
	margin-bottom: 1ex;
}

table.center {
    margin-left:auto;
    margin-right:auto;
}

table.videolist {
    margin-left:auto;
    margin-right:auto;
	margin: 5ex auto 5ex auto;
	border-spacing: 3em 3ex;
	border: 1px solid red;
}

table.videolist th {
	text-align: left;
    margin: 0ex 3em 3ex 3em;
}
table.videolist td {
	width: 10%;
	height: auto;
    margin: 1ex 3em 0ex 3em;
	vertical-align: top;
}

table.videolist td img {
	width: 100%;
	height: auto;
}

table.tutorial {

	max-height: 30em;
	width: 100%;
	margin: 3ex 0 3ex 0;
}

.section-heading {
	background-color: rgb(126,220,263);
}
.section-heading:hover {
	background-color: rgb(240,228,66);
}

table.tutorial tr {
	padding: 4em 0 4em 0;
}

table.tutorial td.text {
	vertical-align: top;
	max-height: 30em;
	width: 30%;
	overflow: auto;
}

table.tutorial td.clip {
	vertical-align: top;
	align: center;
	margin: 0ex auto 0ex auto;
	width: 70%;
}

button.enterbutton {
	font-size: 1.1em;
	padding: 1.2ex;
	margin-top: 1ex;
	margin-bottom: 3ex;
	vertical-align: middle;
	background-color: rgb( 106, 99, 91 );

	color: rgb(252,231,0);
	border: none;
	border-radius: 1ex;
	box-shadow: 0 0.3ex 0px hsl(98, 17%, 44.5), 0px 3px 15px rgba(0,0,0,0.4); 
	-webkit-transition-duration: 0.4s; /* Safari */
	transition-duration: 0.4s;
}

button.enterbutton:hover {
	background-color: hsl(98, 17.2%, 40% );
}
button.enterbutton:active {
	color:  rgb( 95, 88, 81 );
	background-color: rgb(252,231,0);
	transform: translateY(4px);
	box-shadow: 0 0.2ex 0px rgb(0, 51, 102);
}

button.enterbutton2 {
	padding: 1.5ex;
	margin-top: 0.5em;
	//margin-bottom: 3ex;
	vertical-align: middle;
	background-color: transparent; //rgb( 106, 99, 91 );//rgb(20, 20, 90);

	//color: yellow;
	border-color: transparent;
	border-width: 2px;
	box-shadow: 0 0.3ex 0px hsl(98, 17%, 44.5), 0px 3px 15px rgba(0,0,0,0.4); //rgb(0, 51, 102);
	//-webkit-transition-duration: 0.4s; /* Safari */
	//transition-duration: 0.4s;
	background-color: #efefef; //rgb( 106, 99, 91 );//rgb(20, 20, 90);
	border-color: grey;
	border-width: 2px;
}

button.enterbutton2:hover {
	background-color: #e7e7e7; //rgb( 106, 99, 91 );//rgb(20, 20, 90);
	border-color: black;
	border-width: 2px;
}
button.enterbutton2:active {
	background-color: #dfdfdf; //buttonface; //rgb( 106, 99, 91 );//rgb(20, 20, 90);
	border-color: black;
	border-width: 2px;
}

button.enterbutton3 {
	padding: .5ex;
	margin-top: 0.5em;
	//margin-bottom: 3ex;
	vertical-align: middle;
	color: white;
	background-color: rgb(108,133,94);

	//color: yellow;
	border-color: black;
	border-width: 2px;
	box-shadow: 0 0.3ex 0px hsl(98, 17%, 44.5), 0px 3px 15px rgba(0,0,0,0.4); //rgb(0, 51, 102);
	//-webkit-transition-duration: 0.4s; /* Safari */
	//transition-duration: 0.4s;
}

button.enterbutton3:hover {
	color: white;
	background-color: rgb(106,99,91);
}
button.enterbutton3:active {
	color: black;
	background-color: rgb(252,231,0);
}

entertext {
	font-size: 1.2em;
}

input[button].playbutton {

}

.alist {
	list-style-type: lower-alpha;
}

.rlist {
	list-style-type: lower-roman;
}

.condensed_list {
	margin-top: 0ex;
	margin-bottom: 0.5ex;
}
.condensed_list li {
	margin-top: 0.5ex;
	margin-bottom: 0;
}

.summary, .summary2 {
	margin-top: 2ex;
	margin-bottom: 4ex;
	border-collapse: collapse;
	//border: 2px solid black;
}

.summary th, .summary2 th {
	font-size: 1.15em;
	background-color: hsl( 98, 17.2%, 70% );
	//text-align: center;
	border: 2px solid black;
	padding: 5px 10px;
}

.summary2 td {
	text-align: center;
	border: 1px solid black;
	padding: 5px 10px;
}

.advanced th {
	font-size: 1.15em;
	background-color: hsl( 32, 7.6%, 70%);
}

.summary td {
	text-align: left;
	border: 1px solid black;
	padding: 5px 10px;
}

.summary p {
	margin-top: .5ex;
	margin-bottom: 0;
}

.heading {
	font-size: 1.3em;
}

.advanced {
	display: none;
}

input[type=button] {
	border: none;// 2px solid black;
	color: white;
	background-color: hsl( 98, 17%, 40% );
	text-align: center;
	font-size: 24px;
	font-weight: bold;
	padding: 5px 10px;
	box-shadow: 0.15ex 0.15ex 0px hsl(98, 17%, 20%), 5px 5px 8px rgba(0,0,0,0.4); //rgb(0, 51, 102);
}

ul.no-bullets {
  list-style-type: none; /* Remove bullets */
  padding: 0; /* Remove padding */
  margin: 0; /* Remove margins */
}

ul.disc {
	list-style-type: disc;
}