.wrap-collabsible-exercise-three {
  position: relative;
  z-index:0;
  margin-bottom: 1.2rem 0;
}

.wrap-collabsible-page-layout {
  position: relative;
  z-index:0;
  margin-bottom: 1.2rem 0;
}

.wrap-collabsible-page-search {
  position: relative;
  z-index:0;
  margin-bottom: 1.2rem 0;
}

.wrap-collabsible {
  position: relative;
  z-index:-1;
  margin-bottom: 1.2rem 0;
}

input[type='checkbox'] {
  display: none;
}

.lbl-toggle {
  display: block;

  font-weight: bold;
  font-family: monospace;
  font-size: 1.2rem;
  text-transform: uppercase;
  text-align: center;

  padding: 1rem;

  color: black;
  background: #F5F5F5;

  cursor: pointer;

  border-radius: 7px;
  transition: all 0.25s ease-out;
}

.lbl-toggle:hover {
  text-decoration: underline;
  /*
  background: green;
  color: #FFD700;
  */
}

.lbl-toggle::before {
  content: ' ';
  display: inline-block;

  border-top: 5px solid transparent;
  border-bottom: 5px solid transparent;
  border-left: 5px solid currentColor;
  vertical-align: middle;
  margin-right: .7rem;
  transform: translateY(-2px);

  transition: transform .2s ease-out;
}

.toggle:checked + .lbl-toggle::before {
  transform: rotate(90deg) translateX(-3px);
}

.collapsible-content {
  max-height: 0px;
  overflow: hidden;
  transition: max-height .25s ease-in-out;
}

.toggle:checked + .lbl-toggle + .collapsible-content {
  max-height: 6000px;
}

.toggle:checked + .lbl-toggle {
  border-bottom-right-radius: 0;
  border-bottom-left-radius: 0;
}

.collapsible-content .content-inner {
  background: #F5F5F5;
  padding: .5rem 1rem;
}


input { display: none; }                /* hide radio buttons */
input + label { display: inline-block } /* show labels in line */
input ~ .tab { display: none }          /* hide contents */
/* show contents only for selected tab */
#tab1:checked ~ .tab.content1,
#tab2:checked ~ .tab.content2,
#tab3:checked ~ .tab.content3,
#tab4:checked ~ .tab.content4,
#tab5:checked ~ .tab.content5,
#tab6:checked ~ .tab.content6,
#tab7:checked ~ .tab.content7 { display: block; }

input + label {             /* box with rounded corner */
  border: 1px solid #999;
  background: #EEE;
  padding: 4px 12px;
  border-radius: 4px 4px 0 0;
  position: relative;
  top: 1px;
}
input:checked + label {     /* white background for selected tab */
  background: #FFF;
  border-bottom: 1px solid transparent;
}
input ~ .tab {          /* grey line between tab and contents */
  border-top: 1px solid #999;
  padding: 12px;
}

.trc_hover {
  color: black;
}
.trc_hover:hover {
  color: green;
}

.trclistitem {  
  line-height: 1.5;
  padding-top: 6px;
}

.glossbuttonbackground {
  line-height: 2.5;
  /* padding-top: 6px; */
  margin-top:    0px;
  margin-bottom: 10px;
  margin-right:  10px;
  margin-left:   15px;
}

.glossbackground {
  /*background: #f0ead6;*/
  /* background: #20B2AA; */#90ee90
  
  background: #E6DEDC;  
  line-height: 1.5;
  padding-top: 6px;
}

.glossbackground:hover {
  background: #F5F5F5;
  line-height: 1.5;
}

.glossbackground:after {
 
    display: block;
 
    line-height: 40%;
    white-space: pre;
    content: "\A";
    
    /*border-bottom: 1px dotted #D3D3D3;*/
    border-bottom: 1px dotted 	#BEBEBE;
  }

.glossary_index {
  background: #C0C0C0;
  line-height: 1.5;
  text-align: center;
  color: black;
}

.glossary_index:after {
 
    display: block;
 
    line-height: 40%;
    /*white-space: pre;*/
    content: "\A";
    
    /*border-bottom: 1px dotted #D3D3D3;*/
    border-bottom: 1px dotted 	#BEBEBE;
  }
/*
---------------------------------------------
Button Formatting: Begin
---------------------------------------------
*/
.button {
  text-align: center;
  background-color: platinum; ; 
  border-radius: 10px;
}

.button1 {
  width: 45%;
  border-radius: 10px;
}

.button1:hover {
  font-weight: bold;
  border-radius: 10px;
}

.disabled_full_width_button {
  cursor: not-allowed;
  width: 96%;
}

.full_width_button {
  width: 99%;
    border-radius: 10px;
}

.full_width_button:hover {
  font-weight: bold;
   border-radius: 10px;
}
  
.max_width_button {
  width: 100%;
  border-radius: 10px;
}

.max_width_button:hover {
  font-weight: bold;
  border-radius: 10px;
}

.advance2letter {
  width: 100px;
  border-radius: 12px;
}

.advance2letter:hover {
  font-weight: bold;
  text-decoration: underline;
  background-color: gold;
}

/*
---------------------------------------------
Heading Formatting
---------------------------------------------
*/

h1 {
color: #999999;
font-family: arial, sans-serif;
font-weight: normal;
margin-top: 3px;
margin-bottom: 1px;
color: black;
font-size: 40px;
}

h2 {
color: #999999;
font-family: arial, sans-serif;
font-weight: bold;
margin-top: 0px;
margin-bottom: 1px;
margin-right:  5px;
color: black;
font-size: 18px;
line-height: 1.6;
}

h3 {
display: block;
font-size: 1.17em;
margin-top: 0em;
margin-bottom: 4px;
margin-left: 0;
margin-right: 0;
font-weight: bold;
}

h4 {
display: block;
font-size: 1em;
margin-top: 0em;
margin-bottom: .2em;
margin-left: 0;
margin-right: 0;
}

.adage {
  display: block;
  font-size: .83em;
  margin-top: 1.4em;
  margin-bottom: 1.4em;
  margin-left: 0;
  margin-right: 0;
  font-weight: bold;
  font-style: italic;
  text-align: center;
}

/*
---------------------------------------------
Body Formatting: Begin
---------------------------------------------
*/

dgr1 { 
 font-family: "Times New Roman", Times, serif;
 font-weight: normal;
 }

hr {
width: 100%;
height: 3px;
margin-left: auto;
margin-right: auto;
background-color:black;
border: 0 none;
margin-top: 0px;
margin-bottom: 0px;
}

trcmain {
  color: black;
  font-size: 60px;
  font-weight: bold;
}

trcsection {
  color: black;
  font-size: 40px;
}

trcglossword {
  color: black;
  font-size: 20px;
  font-weight: bold;
}

.logotext { 
 color: white;
 font-family: Helvetica;
 font-weight: bold; 
 /*text-shadow: 2px 2px 4px black;*/
 }

a.trcglossword:hover,  a.trcglossword:visited,  {
  text-decoration:none;
}

p.bodyline {
   line-height: 1.8;
  }

p.bodylinelarge {
   line-height: 2.1;
  }

body {
  margin-top:0px;
  margin-left:10px;
  margin-right:10px;
  font-family: Arial, Helvetica, sans-serif;
  
  animation: fadeInAnimation ease 1.5s; 
  animation-iteration-count: 1; 
  <!-- animation-fill-mode: forwards;  -->
  animation-fill-mode: both;
  }

        @keyframes fadeInAnimation { 
            0% { 
                opacity: 0; 
            } 
            100% { 
                opacity: 1; 
            } 
        } 


photocredit { font-family: Arial, Helvetica, sans-serif; font-size: small; }

.hfcolor {
   background-color: #F8F8F8;
}

/*
---------------------------------------------
Body Formatting: End
---------------------------------------------
*/

span.trc_menu {
	background: #Black;
	font-size:30px;
	line-height: 32px;
	color: #ffffff;
	margin: 0;
	padding: 0;
	word-wrap:break-word !important;
	font-family: Helvetica;  font-weight: bold; text-shadow: 2px 2px 4px #000000;
	}

a {
	color: #FFF;
}


#container {
	margin: 0 auto;
	max-width: 1800px;
}

.toggle,
[id^=drop] {
	display: none;
}

/* Giving a background-color to the nav container. */
nav {
	margin:0;
	padding: 0;
	background-color: green; 
	/* background-color: black; */
}

#logo {
	display: block;
	padding: 0 30px;
	float: left;
	font-size:20px;
	line-height: 60px;
}

/* Since we'll have the "ul li" "float:left"
 * we need to add a clear after the container. */

nav:after {
	content:"";
	display:table;
	clear:both;
}

/* Removing padding, margin and "list-style" from the "ul",
 * and adding "position:reltive" */
nav ul {
	float: right;
	padding:0;
	margin:0;
	list-style: none;
	position: relative;
	}

/* Positioning the navigation items inline */
nav ul li {
	margin: 0px;
	display:inline-block;
	float: left;
	background-color: green;

	z-index:1;

	}

/* Styling the links */
nav a {
	display:block;
	padding:14px 20px;
	color:#FFF;
	font-size:16px;
	text-decoration:none;
}


nav ul li ul li:hover { background: #000000; color: #FFD700 }

/* Background color change on Hover */
nav a:hover {
	background-color: #000000;
	color: #FFD700;
}

/* Hide Dropdowns by Default
 * and giving it a position of absolute */
nav ul ul {
	display: none;
	position: absolute;
	/* has to be the same number as the "line-height" of "nav a" */
	top: 60px;
}

/* Display Dropdowns on Hover */
nav ul li:hover > ul {
	display:inherit;
}

/* First Tier Dropdown */
nav ul ul li {
	width:200px;
	float:none;
	display:list-item;
	position: relative;
}

/* Second, Third and more Tiers
 * We move the 2nd and 3rd etc tier dropdowns to the left
 * by the amount of the width of the first tier.
*/
nav ul ul ul li {
	position: relative;
	top:-60px;
	/* has to be the same number as the "width" of "nav ul ul li" */
	left:200px;
}


/* Change ' ...' in order to change the Dropdown symbol */
/*li > a:after { content:  ' ?'; }*/
/* li > a:after { content:  CSS.escape(id) '&#11183;' } */
/*li > a:after { content: ' \00BB' }*/
/*li > a:after { content: ' \21AA' }*/
/*li > a:before { content: '? ' }*/
li > a:after { content: ' \21A9' }
li > a:only-child:after { content: ''; } 


/* Media Queries
--------------------------------------------- */

@media all and (max-width : 768px) {

nav ul {
	float: left;
	}

	#logo {
		display: block;
		padding: 0;
		width: 100%;
		text-align: center;
		float: none;
		
		background-color: #F8F8F8;
		color: green;
		text-shadow: 1px 1px 1px grey;
	}

	nav {
		margin: 0;
	}

	/* Hide the navigation menu by default */
	/* Also hide the  */
	.toggle + a,
	.menu {
		display: none;
	}

	/* Styling the toggle lable */
	.toggle {
		display: block;
		background-color: #254441;
		padding:14px 20px;
		color:#FFF;
		font-size:17px;
		text-decoration:none;
		border:none;
	}

	.toggle:hover {
		background-color: #000000;
	}

	/* Display Dropdown when clicked on Parent Lable */
	[id^=drop]:checked + ul {
		display: block;
	}

	/* Change menu item's width to 100% */
	nav ul li {
		display: block;
		width: 100%;
		}

	nav ul ul .toggle,
	nav ul ul a {
		padding: 0 40px;
	}

	nav ul ul ul a {
		padding: 0 80px;
	}

	nav a:hover,
 	nav ul ul ul a {
		background-color: #000000;
	}

	nav ul li ul li .toggle,
	nav ul ul a,
  nav ul ul ul a{
		padding:14px 20px;
		color:#FFF;
		font-size:17px;
		
		
	}


	nav ul li ul li .toggle,
	nav ul ul a {
		background-color: #212121;
	}

	/* Hide Dropdowns by Default */
	nav ul ul {
		float: none;
		position:static;
		color: #ffffff;
		/* has to be the same number as the "line-height" of "nav a" */
	}

	/* Hide menus on hover */
	nav ul ul li:hover > ul,
	nav ul li:hover > ul {
		display: none;
	}

	/* First Tier Dropdown */
	nav ul ul li {
		display: block;
		width: 100%;
	}

	nav ul ul ul li {
		position: static;
		/* has to be the same number as the "width" of "nav ul ul li" */

	}

	trcglossword {
	  color: black;
	  font-size: 17px;
	  font-weight: bold;
        }

}

@media all and (max-width : 330px) {

	nav ul li label {
		display:block;
		width: 100%;
	}

	trcglossword {
	  color: black;
	  font-size: 15px;
	  font-weight: bold;
        }

	.toggle {
		width: 94%;
	}
}