/* px to em conversion (default = 16px)*/
/* 18px = 1.125em */
/* 16px = 1em     */
/* 14px = 0.875em */
/* 12px = 0.75em  */
/* 10px = 0.625em */
/*  8px = 0.5em   */
/*  6px = 0.375em */
/*  4px = 0.25em  */

/****** CSS Clear ******/

body,div,dl,dt,dd,ul,ol,li,h1,h2,h3,h4,h5,h6,pre,form,fieldset,input,textarea,p,blockquote,th,td { 
	margin:0;
	padding:0;
}
table {
	border-collapse:collapse;
	border-spacing:0;
}
fieldset,img { 
	border:0;
}
address,caption,cite,code,dfn,em,th,var {
	font-style:normal;
	font-weight:normal;
}
ol,ul {
	list-style:none;
}
caption,th {
	text-align:left;
}
h1,h2,h3,h4,h5,h6 {
	font-size:100%;
	font-weight:normal;
}
q:before,q:after {
	content:'';
}
abbr,acronym { border:0;
}

/******************************************************* end css clear *********************************************************/
/******************************************************* begin layout **********************************************************/
html, body {
	background-color: #ddd; 
	font-family: Verdana, sans-serif, arial;
	font-size: 14px;
	color: #555;
}

#Header {
	background-repeat: no-repeat;
	background-position: center;
}

#Container {
	margin: 0 auto; /*center on page*/
	text-align: left;
	width: 85%;
	max-width: 900px;
	background-position: center;
	margin-top: 35px;
	}

.content_page {
	background-color: #fff;
	border: 1px solid #bbb;
	-webkit-box-shadow: 5px 3px 10px 0px #aaa;
	box-shadow: 5px 3px 10px 0px #aaa;
	padding: 70px;
	margin: 0 0 50px 0;
	}

/*********************************************************** end layout **********************************************************/
/********************************************************** begin styles *********************************************************/
h2, h3, h4, h5 {
	line-height:25px;}
	
h1 {
	font-weight:bold;
	font-size: 30px;
	margin: 0 0 20px 0;}
	
h2 {
	margin: 0 0 30px 0;
	font-weight:bold;
	font-size: 22px;}
	
h3 {
	margin: 0 0 10px 0;
	font-weight:bold;
	font-size: 18px;}
	
h4 {
	margin-left:50px;}
	
h5 {
	margin-left:100px;}

h2.Contents {
	margin: 0 0 40px 0;}
	
h3.Contents {
	margin: 0 0 10px 0;}

p {
	line-height: 20px;
	padding-bottom: 20px;
	/*text-align: justify;*/}
	
a {
	color: #9b9bcc;}
	
.content_page ol, .content_page ul {
	list-style-position: outside;
	margin: 0 0 0 20px;
	padding: 0;
	/*list-style: none;*/}

.content_page ul {
	list-style-type:circle;
	margin: 0 30px 20px 40px;}

.content_page li {
	margin: 0 0 10px 20px;}

.codedirection {
	unicode-bidi: bidi-override;
	direction: rtl;}

	
.caption_cite {
	margin: 0 0 0 5px;
	font-size: 0.875em;
	font-style: italic;}
    
.strike {
    text-decoration: line-through;}
	
div.top {
	margin: 0 auto; 
	text-align:center;
	padding-top:20px;
}

.copy_protect {
    display:none; }
	
#print {
	display:none; }
	
.right {
	text-align:right;
	float:right;
	padding:4px 0 10px 20px;}
	
.center {
	text-align:center;} 
	
.bold {
	font-weight:bold;}
	
.lighter {
	font-weight:lighter;}
		
.small {
	font-size:12px;
	margin:0;
	padding:0 0 8px 0;}
	
.big {
	font-size: 20px;
	display:inline-block;}
	
.bigger {
	font-size: 24px;
	margin-bottom: 30px;
	display:inline-block;}
	
.italic {
	font-style:italic;}
	
.equation {
	margin: 10px 40px 10px 40px;
	text-align: left;
	font-size: 12px;
}

/****************************************************** jquery image popup ******************************************************************/

.image_popups {
	float: left;
	background-color: #fff;
	margin: 0 40px 20px 0;
	/*border: 2px solid #ccc;*/
	width: 112px;} /* need to specify width to validate, pics are all 100px wide */

.image_popups img {
	display: block;
	margin: 15px 0 0 0;
	padding: 6px;
	border: 1px solid #bbb;
	border-radius: 3px;
	background: -moz-linear-gradient(top, #eeeeee 0%, #ccc 100%);
	background: -webkit-gradient(linear, left top, left bottom, color-stop(0%,#eeeeee), color-stop(100%,#ccc));
	background: -webkit-linear-gradient(top, #eeeeee 0%,#ccc 100%);
	background: -o-linear-gradient(top, #eeeeee 0%,#ccc 100%);
	background: -ms-linear-gradient(top, #eeeeee 0%,#ccc 100%);
	background: linear-gradient(to bottom, #eeeeee 0%,#ccc 100%);
	filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#eeeeee', endColorstr='#ccc',GradientType=0 );
}

.image_bottom_space {
	line-height: 5px;}
	
/************************************************************* tables *********************************************************************/
.grid
{
	border-collapse: collapse;
	border: 1px solid #777;
	line-height: 150%;
	margin: 10px 0 20px 0;
}

.grid th {
	padding: 8px;
	font-weight: bold;
	text-align: center;
	background: #ddd;
	background: -moz-linear-gradient(top, #dddddd 25%, #cccccc 100%);
	background: -webkit-gradient(linear, left top, left bottom, color-stop(25%,#dddddd), color-stop(100%,#cccccc));
	background: -webkit-linear-gradient(top, #dddddd 25%,#cccccc 100%);
	background: -o-linear-gradient(top, #dddddd 25%,#cccccc 100%);
	background: -ms-linear-gradient(top, #dddddd 25%,#cccccc 100%);
	background: linear-gradient(to bottom, #dddddd 25%,#cccccc 100%);
	filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#dddddd', endColorstr='#cccccc',GradientType=0 );
	border: 1px solid #aaa;}

.grid td {
	padding: 8px;
	background: #eee;
	border: 1px solid #aaa;}
	
/******************************************************* warning *******************************************************************/
div.warning, div.info {
	padding-top: 15px;
	padding-left: 10px;
	padding-right: 10px;
	margin: 10px 0 20px 0;
	overflow: hidden;
	display: block;}
	
.warning img, .info img {
	float: left;
	margin: 0 10px 10px 0;}

div.warning {
	border: 1px #FFD0D0 solid;
	background-color: #FFE0E0;
	background: -moz-linear-gradient(top, #fff2f2 0%, #ffe0e0 100%);
	background: -webkit-gradient(linear, left top, left bottom, color-stop(0%,#fff2f2), color-stop(100%,#ffe0e0));
	background: -webkit-linear-gradient(top, #fff2f2 0%,#ffe0e0 100%);
	background: -o-linear-gradient(top, #fff2f2 0%,#ffe0e0 100%);
	background: -ms-linear-gradient(top, #fff2f2 0%,#ffe0e0 100%);
	background: linear-gradient(to bottom, #fff2f2 0%,#ffe0e0 100%);
	filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#fff2f2', endColorstr='#ffe0e0',GradientType=0 );
}

div.info {
	border: 1px #d0d0ff solid;
	background-color: #e0e0ff;
	background: -moz-linear-gradient(top, #efefff 0%, #e0e0ff 100%);
	background: -webkit-gradient(linear, left top, left bottom, color-stop(0%,#efefff), color-stop(100%,#e0e0ff));
	background: -webkit-linear-gradient(top, #efefff 0%,#e0e0ff 100%);
	background: -o-linear-gradient(top, #efefff 0%,#e0e0ff 100%);
	background: -ms-linear-gradient(top, #efefff 0%,#e0e0ff 100%);
	background: linear-gradient(to bottom, #efefff 0%,#e0e0ff 100%);
	filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#efefff', endColorstr='#e0e0ff',GradientType=0 );
}
	

/***************************************************************** Top Menu ********************************************************************/	
#nav_wrapper {
	background-color: #ccc;
	background: -moz-linear-gradient(top, #cccccc 0%, #aaaaaa 100%);
	background: -webkit-gradient(linear, left top, left bottom, color-stop(0%,#cccccc), color-stop(100%,#aaaaaa));
	background: -webkit-linear-gradient(top, #cccccc 0%,#aaaaaa 100%);
	background: -o-linear-gradient(top, #cccccc 0%,#aaaaaa 100%);
	background: -ms-linear-gradient(top, #cccccc 0%,#aaaaaa 100%);
	background: linear-gradient(to bottom, #cccccc 0%,#aaaaaa 100%);
	filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#cccccc', endColorstr='#aaaaaa',GradientType=0 );
	width: 100%;
	border-bottom: 1px solid #888;
	-webkit-box-shadow: 0px 8px 16px 0px #bbb;
	box-shadow: 0px 8px 16px 0px #bbb; 
}
nav {
	margin: 0 auto;
	text-align: center;
}
nav ul ul {
	display: none;
}
nav ul li:hover > ul {
	display: block;
}
nav ul ul {
	-webkit-transition: display 2s ease-out;
	-moz-transition: display 2s ease-out;
	-o-transition: display 2s ease-out;
	transition: display 2s ease-out;
}
nav ul {
	padding-top:5px;
	list-style: none;
	position: relative;
	top:2px;
	display: inline-table;
}
nav ul:after {
	content: "";
	clear: both;
	display: block;
}
nav ul li {
	float: left;
	border-left:1px solid #ccc;
	border-right:1px solid #aaa;
	-webkit-border-radius: 7px 7px 0px 0px;
	border-radius: 7px 7px 0px 0px;
	background: #efefef;
	/*
	background: linear-gradient(top, #efefef 0%, #ddd 100%);
	background: -moz-linear-gradient(top, #efefef 0%, #ddd 100%);
	background: -webkit-linear-gradient(top, #efefef 0%,#ddd 100%);
	*/
}
nav .current {
	background: #fff;
	background: -moz-linear-gradient(top, #ffffff 0%, #eeeeee 100%);
	background: -webkit-gradient(linear, left top, left bottom, color-stop(0%,#ffffff), color-stop(100%,#eeeeee));
	background: -webkit-linear-gradient(top, #ffffff 0%,#eeeeee 100%);
	background: -o-linear-gradient(top, #ffffff 0%,#eeeeee 100%);
	background: -ms-linear-gradient(top, #ffffff 0%,#eeeeee 100%);
	background: linear-gradient(to bottom, #ffffff 0%,#eeeeee 100%);
	filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#ffffff', endColorstr='#eeeeee',GradientType=0 );
}
nav ul li:hover {
	background: #eee;
	background: linear-gradient(top, #eee 0%, #ddd 100%);
	background: -moz-linear-gradient(top, #eee 0%, #ddd 100%);
	background: -webkit-linear-gradient(top, #eee 0%,#ddd 100%);
}
nav ul li:hover a {
	/*color: #555;*/
}
nav ul li a {
	display: block;
	padding: 15px 20px;
	/*color: #555;*/
	text-decoration: none;
}
nav ul ul {
	padding: 0;
	position: absolute;
	top: 100%;
}
nav ul ul li {
	float: none;
	border-top: 1px solid #ccc;
	border-bottom: 1px solid #ccc;
	position: relative;
	border-radius: 0px;
	white-space:nowrap;
}
nav ul ul li a {
	padding: 15px 20px;
}
nav ul ul li a:hover {
	/* menu drop downs */
	background: linear-gradient(top, #fff 0%, #eee 100%);
	background: -moz-linear-gradient(top, #fff 0%, #eee 100%);
	background: -webkit-linear-gradient(top, #fff 0%,#eee 100%);
}
nav ul ul ul {
	position: absolute; 
	left: 100%;
	top:-2px;
} 

/******************************************************** Mobile Menu *******************************************************/
#mobile_nav_wrapper {
		display:none;
	}
	
.mobile_nav {
	position: relative;
	min-height: 40px;
}	
.mobile_nav ul {
	width: 50%;
	max-width: 200px;
	position: absolute;
	top: 5px;
	left: 3%;
	border: solid 1px #ccc;
	background: #eee;
}

.mobile_nav li {
	display: none; /* hide all <li> items */
	margin: 0;
	border-top:1px solid #aaa;
}

#menu_button {
	border: none;
	background: #eee url(images/icon-menu.png) no-repeat 10px 16px;
}

#menu_button a:hover {
	/* over-write the default hover */
	background: #eee url(images/icon-menu.png) no-repeat 10px 16px;
}

.mobile_nav .current a{
	text-decoration:none;
}

.mobile_nav a {
	display: block;
	padding: 12px 5px 14px 30px;
	text-align: left;
	margin: 0;
	
}

.mobile_nav .current a:hover {
	/*background: #fff;*/
	cursor:default;
}

.mobile_nav ul:hover li {
	display: block;
	margin: 0;
}

.mobile_nav a:hover {
	color: #000;
	border-radius: 0;
	background: #fff;
}

.mobile_nav #menu_button {
	display: inline-block;
	width: 100%; /* fill the button space */
	padding-top:0;
}

.mobile_nav .top {
	border-top:1px solid #ccc;
}
/************************************ bottom nav menu ***************************************/

.bottom_nav_wrapper {
	background-color: #ccc;
	background: -moz-linear-gradient(top, #cccccc 0%, #aaaaaa 100%);
	background: -webkit-gradient(linear, left top, left bottom, color-stop(0%,#cccccc), color-stop(100%,#aaaaaa));
	background: -webkit-linear-gradient(top, #cccccc 0%,#aaaaaa 100%);
	background: -o-linear-gradient(top, #cccccc 0%,#aaaaaa 100%);
	background: -ms-linear-gradient(top, #cccccc 0%,#aaaaaa 100%);
	background: linear-gradient(to bottom, #cccccc 0%,#aaaaaa 100%);
	filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#cccccc', endColorstr='#aaaaaa',GradientType=0 );
	width: 100%;
	border-top: 1px solid #aaa;
}

.bottom_nav {
	margin: 0 auto;
	padding: 0;
	text-align: center;
	/*width: 500px;*/
}

.bottom_nav ul {
	position: relative;
	top: -7px;
	list-style-type:none;
	margin: 0 auto;
	padding: 5px;
	/*overflow:hidden;*/
} 

.bottom_nav li {
	display:inline;
	padding: 8px 8px 12px 8px;
	margin: 0;
	border-left:1px solid #ccc;
	border-right:1px solid #aaa;
	border-top: 1px solid #bbb;
	background: #efefef;
	background: linear-gradient(top, #efefef 0%, #ddd 100%);
	background: -moz-linear-gradient(top, #efefef 0%, #ddd 100%);
	background: -webkit-linear-gradient(top, #efefef 0%,#ddd 100%);
	-webkit-border-radius: 7px 7px 0px 0px;
	border-radius: 7px 7px 0px 0px;
	-webkit-box-shadow: 0px 0px 6px 0px #bbb;
	box-shadow: 0px 0px 6px 0px #bbb;
}

.bottom_nav a{
	color: #666;
	text-decoration:none;
	font-size: 0.9em;
}

.bottom_nav li.active {
	background: #ccc;
}

.bottom_nav li.active a {
	color: #999;
}

.bottom_nav li:hover {
	padding-top: 12px;
	background: #fff;
}

.bottom_nav li.active:hover {
	padding-top: 4px;
	background: #ccc;
}

.ad {
	font-size: 0.9em;
	padding-bottom: 5px;
}

.bitcoin_address_container {
	display: flex;
	align-items: center;
	gap: 15px;
}

.bitcoin_logo {
	height: 30px;
	width: 30px;
}

.bitcoin_paragraph{
	margin: 0;
	padding: 0;
}