*{
	box-sizing:border-box;
	margin:0;
	padding:0;
	font-family: 'Open Sans', sans-serif;
}

.acc_container {
	max-width: 600px;
	margin: 50px auto;
}

.acc_header {
	width: 100%;
	border-bottom: 1px solid #000;
	text-align: left;
	padding: 10px 20px;
	font-size: 14px;
	color: #000;
	cursor: pointer;
	text-transform: uppercase;
	letter-spacing: .1em;
	position: relative;
	margin-bottom: 5px;
}

.panel:last-child h2.acc_header {
	border-bottom: 0;
}

.acc_header:before,.acc_header:after{
	content: "";
	position: absolute;
	background-color: #323232;
	transition: transform 0.25s ease-out;

}

/*vertical line of plus sign*/
.acc_header:before{
	top: 15px;
	left: auto;
	width: 1px;
	height: 11px;
	right: 11px;
}

/*horizontal line of plus sign*/
.acc_header:after{

	top: 52%;
	left: auto;
	width: 11px;
	height: 1px;
	right: 7px;
}

.acc_header.is_open:before{
	-webkit-transform: rotate(90deg);
	-ms-transform: rotate(90deg);
	transform: rotate(90deg);
}

.acc_header.is_open:after{
	-webkit-transform: rotate(180deg);
	-ms-transform: rotate(180deg);
	transform: rotate(180deg);
}

.acc_content {
	/*background-color: white;*/
	color:#323232;
	padding: 0 20px;
	max-height: 0; /*this hides all content*/
	overflow: hidden;
	transition: max-height 0.5s ease-in-out;

}

.materials{

	display: inline-block;
	margin-right: -4px;
	width: 33.333%;
	text-align: center;
	position: relative;

}

.materials:nth-child(2):before {
	content: "";
	position: absolute;
	top: 0;
	left: 0;
	right: 0;
	bottom: 0;
	border-bottom: 1px solid #323232;
	width: 40%;
	margin: auto;
}

.materials:last-child{
	width:100%;
	
}

.materials > p:first-child{
	font-size: 36px;
	position: unset;
	top: -5px;

}

.materials:last-child > p:first-child {
	font-size: 14px;
	padding: 6px;
}

.materials > p:last-child {
	position: unset;
	top: -12px;
}

.materials:last-child > p:last-child {
	padding-top: 21px;
}











/*tabs*/
.tab_container{

	max-width: 800px;
	margin: 50px auto;
	color:#000;


}

.tab_container ul{
	list-style:none;
	padding:0;
	display: -webkit-box;
	display: -webkit-flex;
	display: -ms-flexbox;
	display: flex;
	border: 1px solid #000;
	width: 68%;
	margin: 0 auto 51px auto;
}

.tab_container li{
	-webkit-box-flex:1;
	-webkit-flex:1;
	-ms-flex:1;
	flex:1;
	height: 37px;
	line-height: 37px;
}

.tab_container li.active{
	background:#000;
	transition: background .25s ease-in-out;
}

.tab_container a {
	text-decoration: none;
	transition: all .3s ease-in-out;
	font-size: 18px;
	text-transform: uppercase;
	letter-spacing: .03em;
	font-weight: bold;
	display: block;
	text-align: center;
	color:#000;
	border-right: 1px solid #000;
}

.tab_container li:last-child a{
	border-right:0;
}

.tab_container a:hover{

	color: gray;
}

.nav .active a{
	color:#fff;
}


.tab_pane { 
	display: none;
}

.tab_pane.active { 
	display: block; 
	padding: 10px;
}

.materials > p:first-child {
	font-size: 53px;

}

.materials:first-child>p:first-child  {
	left: 51px;
	top: -10px;
}

.materials>p:last-child {
	top: -23px;

}

.materials:first-child > p:last-child {
	left:49px;

}


.materials:nth-child(3)>p:first-child, .materials:nth-child(3) > p:last-child  {
	right: 50px;
}

.materials>p:first-child {

	top: -7px;
}


.materials:last-child > p:last-child {

	top: 0;
}

.materials > p:last-child{

	font-size: 21px;
}

.materials:nth-child(2):before{

	bottom:-10px;
	width:17%;

}

@media(max-width: 685px){

	.materials > p:first-child{
		font-size: 20px;
        position: unset;
	}

	.materials > p:last-child{
		position: unset;
		font-size: 16px;
	}

	.materials:nth-child(2)::before {
    bottom: -11px;
   
}
}

@media(max-width: 550px){

.tab_container ul{

	width:100%;
}

.tab_container a{

	font-size: 12px;
}

.materials > p:last-child{
	
		font-size: 14px;
	}



}



/*	header*/



.header-wrap {
	width: 100%;
	background: hsla(240,17%,99%,0.97);
	border-bottom: 0.0625em solid #fff;

	z-index: 10;
}

.wrapper {
	position: relative;
	width:100%;
	margin: 0 auto;
}

nav, nav ul {
	width: 100%;
	height: 4em;
	display: inline-block;
	position: relative;
}


.header-wrap #logo {
	width: 30%;
	width: 100%;
	text-align: center;
	margin: 0 0 0 -10.285714%;
	margin: 0;
	line-height: 4em;
	display: block;
	position: absolute;
	position: relative;
	text-transform: uppercase;
	z-index: 1;
}

#logo h2, .container h2{
	color: #07170c;
	letter-spacing: .065em;

}

#logo a {
	display: block;
	text-decoration: none;
}

a.effect-shine:hover {
	-webkit-mask-image: linear-gradient(-75deg, rgba(0,0,0,.6) 30%, #000 50%, rgba(0,0,0,.6) 70%);
	-webkit-mask-size: 200%;
	animation: shine 2s infinite;
}

@-webkit-keyframes shine {
	from {
		-webkit-mask-position: 150%;
	}

	to {
		-webkit-mask-position: -50%;
	}
}