html, body {
	padding:0px;
	margin:0px;
	height:auto;
	font-family:Arial;
	scroll-behavior:smooth;	
	color:#333333;
}

body {
  font-size: 10pt;
  line-height: 14pt;
}

header, footer, div {
	box-sizing:border-box;
}

header, footer {
	position:fixed;
	width:100%;
	clear:both;
	display:block;
	padding:0px;
	margin:0px;	
}

header {
	top:0px;
	left:0px;	
	background:#F9F9F9;
	transition: all 1.5s ease;
	border-bottom: 1px solid #d0d0d0;
	z-index:100;
}

header.fh {
	background:#efefef;
	box-shadow: 0px 0px 10px #999999;	
	}

footer {
	bottom:0px;
	left:0px;	
	background:#424242;
	z-index:1;
	color:#ffffff;
	font-size:14px;
	line-height:24px;
}

footer div {
	background:#333333;
	color:#ffffff;
	width:100%;
	padding:20px;
	text-align:center;		
}

a {
	color:#2f5597;	
	text-decoration:none;
}

a:hover {
	color:#ee8c49;	
	text-decoration:none;
}

footer a {
	color:#ee8c49;
	text-decoration:none
}

footer a:hover {
	color:#c26628;;
}

h1, h2, h3 { 
	margin:0px; 
	padding:0px;
}

h1 { margin-bottom:15px; font-size:18pt; line-height:24pt; color: #264882;}
h2 { font-size:16pt;  margin-bottom:10px; line-height:22pt;  }
h3 { font-size:16pt;  margin-bottom:10px; line-height:22pt;  }
// h3 { font-size:14pt;  margin-bottom:10px; line-height:18pt;  }

p { font-size:10pt; line-height:14pt; }



#content {
	position:relative;
	display:block;
	width:100%;	
	overflow:hidden;
	z-index:2;
	background:#ffffff;
	margin-top:90px;	
}

.resp #content  {
	margin-top:70px;	
}

.container {
	display:block;
	width:100%;
	max-width:1200px;
	margin: 0px auto;
}	

.push {
	position:relative;
	overflow:hidden;
	clear:both;	
	width:100%;
	display:block;
}

.rij {
	width:100%;
	position:relative;
}


.cel {
	display:block;
	float:left;
}

.full  { height:100vh; }
.flex  { display:flex; }
.fright { float:right; }
.fleft { float:left; }
.tleft { text-align:left; }
.tcenter { text-align:center; }
.tright { text-align:right; }
.strong {font-weight:700;}

.button-1 { text-align:right; }
.button-2 { text-align:left; }

span.outer {
    color: red;
    text-decoration: line-through;
}

span.inner {
    color: #333333;
}

.strikethrough {
  position: relative;
}
.strikethrough:before {
  position: absolute;
  content: "";
  left: -10%;
  top: 50%;
  right: 0;
  width:120%;
  border-top: 1px solid #cc0000;

  -webkit-transform:rotate(25deg);
  -moz-transform:rotate(25deg);
  -ms-transform:rotate(25deg);
  -o-transform:rotate(25deg);
  transform:rotate(25deg);
}

.cw100 { width:100%; clear:both; }
.cw75  { width:75%; }
.cw66  { width:66,6667%; }
.cw60 { width:60%; }
.cw50  { width:50%; }
.cw40  { width:40%; }
.cw33  { width:33.3333%; }
.cw25  { width:25%; }

.pd05 { padding:5px !important; }
.pd20 { padding:20px !important; }
.pd30 { padding:30px; }
.pd40 { padding:40px; }
.pd0020 { padding:0px 20px; }
.pd0040 { padding:0px 40px; }
.pd2010 { padding:20px 10px; }
.pd3010 { padding:30px 10px; }
.pdr00  { padding-right:0px !important; margin-top: -3px  }
.pdt15 { padding-top:15px; }
.pdr20 { padding-right:20px; }

.pdl00 { padding-left:0px !important; }
.pdl5 { padding-left:5px !important; }

.pdl20 { padding-left:20px; }
.pd002040-001040 { padding:0px 20px 40px; }

.ofh {overflow: hidden;}

.mt00 { margin-top:0px !important;}
.mt10 { margin-top:10px;}
.mt15 { margin-top:15px;}
.mt20 { margin-top:20px;}

.mb10 { margin-bottom:10px;}
.mb15 { margin-bottom:15px;}
.mb20 { margin-bottom:20px !important;}
.mb30 { margin-bottom:30px !important;}

.bt-cccccc { border-top: 1px solid #cccccc; }

.resp .pdr20 { padding-right:0px; }

.logo {
	position:relative;
	float:left;
	width:200px;
	padding:8px 20px;
//	transition: all .4s ease-in-out;
//	-webkit-transform: translate3d(0,0,0);		
}

.logo img {
	width:158px;
	height:52px;
}

.logo a {
	margin:0px;
	padding:0px;
	overflow:hidden;
	display:block;
	line-height:0px;
	width:158px;
	height:52px;
	box-sizing:border-box;	
	display:block;
}

.fh .logo, .resp .logo  {
	width:150px; /* 20% kleiner dan in de start header */
    padding: 8px 10px;
}

.fh .logo img, .resp .logo img {
	width:108px;
	height:36px;
}

.fh .logo a, .resp .logo a {
	width:108px;
	height:36px;
}


.navigation {
	float:left;
	width:calc(100% - 200px);	
}

.resp .navigation {
	width:calc(100% - 150px);	
}

.fh .navigation {
	width:calc(100% - 150px);	
}

a.menu-button-open, a.menu-button-close {
	position:absolute;
	right:8px;
	top: calc(50% - 20px);	/* Total height is 40px inclusief padding: 24 + 16 */ 
	display:none;
	width:22px; 
	height:22px; 
	padding:8px; 
	border-radius:5px;
}

a.menu-button-open {
	background:#ee8c49;	
}

a.menu-button-close {
	z-index:999;
}

a.menu-button-open img, a.menu-button-close img {		
	height:22px;
	width:22px;
}

.resp a.menu-button-open {
	display:block;
}

ul.menu {
	padding:0px;
	position:absolute;
	right:20px;
	top: calc(50% - 26px);		
}

ul.menu li {
	float:left;
	display:inline-block;
	margin-right:0px;
	margin-bottom:0px;
	line-height:20px;	
}

ul.menu li a, ul.menu li span  {
	color:#2f5597;	
	text-decoration:none;
	font-size:15px;
	padding:10px;
	cursor:pointer;
}

ul.menu li a:hover, ul.menu li a.active, ul.menu li span:hover, ul.menu li span.active   {
	color:#ee8c49;
}

.menu li ul {
	background-color:rgba(255, 255, 255, 0.98);
	display: none;
	position:absolute;
	z-index:999999;
	margin-top: 8px;
	padding: 5px 0px;	
	box-shadow: 0px 0px 5px #cccccc;
}

.menu li ul li {
	display: block;
	box-sizing:border-box;
	float: none;
	text-align: left;
	padding:0px;	
}

.menu li ul li a {
	display: block;
	box-sizing:border-box;
	width: auto;
	min-width: 100%;
	padding: 12px 10px;
	border-bottom:1px dotted #efefef;
}

.menu li ul li:last-child a {
	border-bottom:0px !important;
}

.menu li a:hover + .children, .menu .children:hover, .menu li a.hover + .children, .menu li span:hover + .children {
	display: block;
	}	

.menu li a:hover + .sub-menu, .menu .sub-menu:hover, .menu li a.hover + .sub-menu {
	display: block;
	}
	

.sub-menu {
	padding-left:10px;
	padding-right:10px;
}
	
.sub-menu li {
	padding-left:0px;
	padding-right:0px;
	margin-left:0px;
	margin-right:0px;
}

.sub-menu li a {
	padding:10px 0px !important;
	margin:0px;
	margin-left:10px;	
}

ul.menu li.parent {

}

.submenu {
	display:none;	
}

ul.menu li:hover .submenu, .submenu:hover{
	display:block;
}


.resp ul.menu {
	position:fixed;
	top:0px;
	right:-20px;
	display:none;
	background:rgba(30, 30, 30, 0.94);
	margin:0px;
	padding:30px 80px 20px 0px;
	z-index:999;
    box-shadow: -1px 1px 10px #666666;	
	overflow-y:scroll;
	overflow-x:hidden;
	max-height:100%;
	box-sizing: content-box;
	}

.resp ul.menu li {
	float:none;
	display:block;
	padding:0px 0px;	
}

.resp ul.menu li a {
	display:block;
	padding:8px 20px;
	color:#ffffff;
}

.resp ul.menu li span {
	display:block;
	padding:8px 20px;
	color:#f1f1f1;
}

.resp ul.menu li a:hover {
	color:#ee8c49;	
}

.resp .submenu {
	display:block !important;
	margin:0px;
	padding:0px;
	padding-left:15px;
	background:none;
	width:100%;
	position:relative;
	border:0px;
	box-shadow:0px 0px 0px;
}		

.resp .sub-menu li {
	float:left;
	display:inline-block;
	margin-right:20px;
}		

.resp .sub-menu li a {
	padding:10px !important;
}	

.resp .menu li ul li a:before {
	content: "- \00a0\00a0\00a0";
}	


.resp .menu li ul li a {
	border-bottom:0px;
}

.resp .cw60, .resp .cw40 {
	width:100%;
}

.resp footer {
	position:relative;	
}

/* form style */

.sideblock {
	background: #F9F9F9;
	border-radius: 8px;	
	border:1px solid #d0d0d0;;
}

.resp .sideblock {
	border:0px;
	border-radius:0px;
}

.formblock {
    box-shadow: 0px 0px 5px #cccccc;
    border-radius: 8px;
    margin:0px 0px 20px 0px;
}

.fraction-calculator .formblock {
	height:auto;		
}	
	
form.contact {
	width:100%;
	max-width:800px;
	margin:0px auto;
}


input[type="number"] {
    -moz-appearance: textfield;
}

input[type="text"], input[type="number"], textarea, select {
    border-radius: 2px;
    border: 1px solid #b1b3b5;
    box-sizing: border-box;	
    width: 100%;	
}	

form .helen {width:20%;}
form .breuk {width:25%;}

.helen input[type="number"],
.breuk input[type="number"],
.helen input[type="text"],
.breuk input[type="text"] {
	text-align:center;
	padding:10px;
	font-size:24px;
}	
.operator select {
	padding:5px 10px;
	font-size:24px;	
}	
	


a.button, input[type="submit"], button {
    position: relative;
    color: #ffffff;
    background-color: #2f5597;
    background-image:url('/images/button-image.png');	 
	background-repeat: no-repeat;	
    background-position: right center;	 	
    background-size:60px;	
    border: 0px;
    border-radius: 50px;
    margin: 0px;
    padding: 10px 60px 10px 25px;
    font-size: 22px;
    font-family: Arial;
    text-decoration: none;
    font-weight: 700;
    cursor: pointer;
}

a.button:hover, input[type="submit"]:hover {
    background-color: #274880;		
}

a.button-simple {
    position: relative;
    color: #ffffff;
    background-color: #2f5597;
    border: 0px;
    border-radius: 50px;
    margin: 0px 5px;
    padding: 10px 20px 10px 20px;
    font-size: 18px;
    font-family: Arial;
    text-decoration: none;
    font-weight: 700;
    cursor: pointer;	
}

a.button-simple:hover {
    background-color: #274880;		
}

a.down {
	background-image:url('/images/button-down.png') !important;	 
	background-repeat: no-repeat;	
    background-position: right center;	 	
    background-size:60px;		
}

.som {display:flex;align-items:center;justify-content:center;}
.breuk {padding:10px;}
.helen {height:100%; padding-left:10px; float:left; font-size:1.2em;}
.teller {height:50%; border-bottom:3px solid #333333; padding: 3px 5px; text-align:center}
.noemer {height:50%; padding: 3px 5px; text-align:center}
.ggd { padding: 20px 10px; font-size: 0.85em;}
.inline  {display:inline-block;}
.inline .breuk {padding:0px;}
.inline .teller {height:auto; border-bottom:1px solid #333333; padding: 0px 1px 3px 1px; text-align:center; font-size:0.5em; line-height:0.5em}
.inline .noemer {height:auto; padding: 3px 1px 0px 1px; text-align:center; font-size:0.5em;line-height:0.5em}

.som .operator {padding:10px 20px}
.bereken { margin-top:20px;}

.small { font-size:14px; }
.medium { font-size:18px; }
.large { font-size:28px; }

.breuk, .helen, .operator {float: left;}

.som.small .breuk, .som.small .helen, .som.small .operator { padding:10px 5px }
.large .teller, .large .noemer { padding: 8px 5px }

.resultaat { 
	margin-top:40px; 
	border-top: 1px solid #eaeaea;
	padding-top: 20px;
}

.resultaat h2 {
	font-size:28pt;
	padding:10px;
}

.sub-som {
	border: 1px solid #cccccc;
	display: flex;
	align-items: center;
	justify-content: center;
    box-shadow: 0px 0px 5px #cccccc;
    border-radius: 8px;
    margin: 8px 0px;
	background:#ffffff;	
}

.stappen > div {
	padding:10px 0px;
	font-size:10pt;
	overflow:hidden;
	margin-bottom:10px;
}

.stap {
	float:left;
	width: 30px;
    height: 30px;
    border-radius: 50%;
    background: #ee8c49;
    color: #ffffff;
    display: inline-block;
    padding: 5px 0px;
    text-align: center;
    font-size: 16px;
    line-height: 20px;
    font-weight: bold;
    margin-right: 10px;
    margin-top: -5px;
}

.stap-text {
	width:calc(100% - 42px);
	float:left;
}	

.stap-titel, .stap-uitleg, .stap-uitwerking {
	display:block;
	clear:both;
	margin-bottom:10px;	
}

.stap-titel {
	font-weight:700;
	font-size:16px;
	line-height:22px;
}

.stap-uitwerking {
	background: #F9F9F9;
	border-radius: 8px;
	border: 1px solid #d0d0d0;
}


.switch-buttons {
	margin:15px auto;
	display: inline-block;
	height:auto;
	
	padding:0px;
}

.switch-buttons a {
    padding: 10px 12px 10px 12px;
    font-size: 9pt;
	margin:0px;
	display: inline-block;
	box-sizing:border-box;
	color:#999;
	background:#f6f6f6;	
	border:1px solid #c5c5c5;
}

.switch-buttons a:hover, .switch-buttons a.on {
	// box-shadow: 0px 0px 5px #999;
	color:#4768a2;	
	border: 1px solid #4768a2;
}

.switch-buttons a.on {
	color:#fff;
	background:#4768a2;
	box-shadow: inset 0px 0px 15px #02245f;	
}


.sb-1 {border-radius: 30px 0px 0px 30px;}
.sb-2 {border-radius: 0px 30px 30px 0px;}

/*

@media only screen and (max-width: 600px) {
	.switch-buttons a {
		display:block;
		float:none;
		margin:0px auto 10px auto;
		width:220px;
		text-align:left;
	}

}
*/

.ad-block {
	width:100%;
	height:auto;
	text-align: center;
/*	padding:20px;	
	background: rgb(241,241,241);
	background: radial-gradient(circle, rgba(255,255,255,1) 60%, rgba(235,235,235,1) 100%); */
}


.sideblock form input[type=submit], .sideblock  button {
	font-size:12pt;
	font-weight:600;
    background-size: 30px;
    border-radius: 50px;
	padding: 10px 40px 10px 15px;
	background-position: right 10px center;	
}

.submit {
	float:right;
}	


.de-som {
	border-top:1px solid #cccccc; 
	border-bottom:1px solid #cccccc;
	margin-bottom:20px;
}

.settings {
	position:relative;
	float:right;
	width:32px;
	height:32px;
}

.button-share, .button-language {
	display:block;
	width:24px;
	float:right;
}

.button-share img, .button-language img{
	width:24px; 
	height:24px; 
}

.settings .share-items, .settings .language-items {
	display:none;
	position:absolute;
	right:0px;
	top:40px;
	width:170px;
	border: 1px solid #cccccc;
	box-shadow: 0px 0px 5px #cccccc;
	border-radius: 8px;
	background: #ffffff;
	padding:10px;
}


.share-items {
	position:relative;
	width:90%;
	max-width:400px;
	margin:20px auto 0px;
	padding:10px;
	text-align:center;
}

.social-links {
	margin:10px auto 10px;
	text-align:center;	
	width:222px;
	overflow: hidden;
}

.share-icon {
	float:left;
	margin-left:5px;	
	line-height:0px;
	font-size:0px;	
}	

.share-icon a {
	line-height:0px;
	font-size:0px;
}

.share-icon a, .share-icon img {
	height:32px;
	width:32px;
	cursor:pointer;
}

.language-items {
	width:120px;
}

.language-items ul {
	margin:10px 0px 0px;
	padding-left:15px;
}

.share-icon {
	float:left;
	margin-left:5px;	
	line-height:0px;
	font-size:0px;	
}	

.share-icon a {
	line-height:0px;
	font-size:0px;
}

.share-icon a, .share-icon img {
	height:32px;
	width:32px;
}

.sister-sites li {
	padding:5px;
}

.fraction-calculator form.main-form {
	height:204px;		
}
	
.pd20-resp10 {
	padding:20px;
}
	
	
	
@media only screen and  (max-width: 1280px) {	

	ul.menu li a, ul.menu li span {
		font-size:13px;
		padding:8px;
	}

}


@media only screen and (max-width: 800px) {

	.som.xs.small .breuk, .som.xs.small .helen, .som.xs.small .operator { font-size:12px; padding:10px 2px; line-height:15px; }
	.xs.small .teller, .xs.small .noemer { padding: 2px; }
	.som.xs.small .helen { padding: 2px; }

}

@media only screen and (max-width: 500px) {

	.logo {
		padding: 8px 10px;
	}	
	
	.logo img {
		width:108px;
		height:36px;
	}

	.logo a {
		width:108px;
		height:36px;
	}	
	
	ul.menu {
		display:none;
	}

	.pd002040-001040 {
		padding: 0px 10px 40px;
	}
		
	.helen input[type="number"], .breuk input[type="number"], .helen input[type="text"], .breuk input[type="text"] {
		text-align:center;
		padding:8px 2px;
		font-size:18px;
	}
		
	.operator select {
		padding:5px 5px;
		font-size:18px;
		min-width:50px;		
	}			
	
	.som .operator {padding:10px 10px}	

	.large .teller, .large .noemer { padding: 5px 3px }
	.ggd {font-size: 0.7em;}

	.breuk, .helen, .operator { font-size:18px; padding:10px 3px; }
	.som.small .breuk, .som.small .helen, .som.small .operator { font-size:12px; padding:10px 3px; line-height:15px; }
	.small .teller, .small .noemer { padding: 2px 2px; }
	.som.small .helen { padding: 2px 2px; }

	.som.xs.small .breuk, .som.xs.small .helen, .som.xs.small .operator { font-size:11px; padding:10px 2px; line-height:15px; }
	.xs.small .teller, .xs.small .noemer { padding: 2px 1px; }
	.som.xs.small .helen { padding: 2px 1px; }
		
	.resp-small .breuk, .resp-small .helen, .resp-small .operator { 
		font-size:15px
	}	

	.resp-small .pd20 {
		padding:15px !important;		
	}		
	
	.stap-text {	
		width: 100%;
		margin-top: -28px;
	}	

	.stap-titel {
		margin-left:40px;
	}	
	
	/*

	.sideblock form input[type=text], .sideblock form input[type=number] {
		max-width:40px;
	}

	.sideblock form select {
		width:30px;
	}

	
	.sideblock form input[type=submit] {
		font-size:13px;
		background-size: 25px;
		padding: 5px 20px 5px 8px;	
		margin-top:-8px;
	}	
	
	*/
	
	
	.pd20-resp10 {
		padding:10px;
	}
	
	.cw40, .cw50, .cw60 {
		width:100%;
	}
	
	.button-1, .button-2 { text-align:center; margin-bottom:30px;}
	
	.fraction-calculator form.main-form {
		height:182px;		
	}
	
}


table.tb-1 { 
	margin:20px auto;
	border-collapse:collapse;
	box-shadow: 0px 0px 5px #ccc;
}

table.tb-1  th {
	padding:10px 20px;
	font-size:11pt;
	border:1px solid #f1f1f1;
	background:#f1f1f1
}

table.tb-1  td  {
	padding:0px 20px;
	font-size:10pt;
	border:1px solid #f1f1f1;	
}

table.tb-1  td:first-child, table.tb-1  th:first-child   {
	border-right:1px solid #f1f1f1;
}

table.tb-2 { 
	margin:20px auto;
	border-collapse:collapse
}

table.tb-2  th {
	padding:10px 20px;
	font-size:11pt;
	border:1px solid #f1f1f1;
	background:#f1f1f1
}

table.tb-2  td  {
	padding:0px 20px;
	font-size:10pt;
	border:1px solid #f1f1f1;	
}

table.tb-2  td:first-child, table.tb-2  th:first-child   {
	border-right:1px solid #f1f1f1;
}

ol li {
	margin-bottom:10px;
}

ul.example-pages {
	margin:0px 0px 0px 20px;	
	padding:0px;
}

.example-pages li {
	padding:5px 20px 5px 40px;
}

.example-pages li a {

}

.rules td {padding: 5px 15px 5px 0px;}

ol { padding-left: 15px; }

.sideblock .simplify-fraction {
	position:relative; 
	margin:0px auto;
	display:block;
	width:150px;
	float:none;
	padding:0px 10px 10px;
}

.sideblock .long-division {
	position:relative; 
	margin:0px auto;
	display:block;
	float:none;
	padding:0px 10px 10px;
}

.sideblock .simplify-fraction input[type="text"] {
	text-align:center;
	font-size:18pt;	
	padding:5px;	
}

.sideblock .long-division .right input[type="text"] {
	text-align:right;
	width:90px;
	padding:5px 10px;
	font-size:16pt;	
	padding:4px;
}	

.sideblock .long-division .left input[type="text"] {
	text-align:left;
	width:200px;
	padding:5px 10px;
	font-size:16pt;	
	padding:4px;	
}	

.languages td {
	vertical-align:middle;
	padding:5px 5px 5px 0px;
}