.-center li {
	margin: 15px;
	position: relative;
	width: 250px;
	/* height: 376px; */
	display: inline-block;
	vertical-align: top;
	-webkit-perspective: 300px;
	perspective: 300px;
	-webkit-transform-origin: 50% 50% 90px;
	transform-origin: 50% 50% 90px;
}

li:nth-child(1) .w {
	top: 50px;

}

li:nth-child(2) .w {
	bottom: 50px;

}

li:nth-child(3) .w {
	top: 50px;

}

li:nth-child(4) .w {
	bottom: 50px;

}

.technology_box{
	overflow: hidden;
	width: 1200px;
	margin: 0 auto;
	
}
.technology_box ul{
	width: 100%;
	overflow: hidden;
}

.-center li a {
	display: inline-block;
	height: 100%;
	width: 100%;
}

.-center li span {
	font-size: 20px;
	color: #262626;
	padding: 20px 0;
	/* right: 0 !important;
	left: 0 !important;
	position: absolute !important; */
	display: block;

}

.-center li:nth-child(4) span {
	/* font-size: 20px;
	color: #262626; */
	/* bottom: 0;
	left: 70px;
	position: absolute; */
}

.-center li:nth-child(2) span {
	/* font-size: 20px;
	color: #262626; */
	/* bottom: 0;
	left: 70px;
	position: absolute; */
}

/* .w {
	font-size: medium;
	font-size: initial;
	position: absolute;
	top: 0px;
	right: 0;
	bottom: 0;
	left: 0;
	pointer-events: none;
	-webkit-transform-style: preserve-3d;
	transform-style: preserve-3d;
	-webkit-transform-origin: 50% 50% -90px;
	transform-origin: 50% 50% -90px;
	will-change: transform;
	-webkit-animation: 200ms ease-out 0ms 1 normal forwards paused;
	animation: 200ms ease-out 0ms 1 normal forwards paused;
} */
/* 
.f,
.b {
	position: absolute;
	top: 0;
	right: 0;
	bottom: 0;
	left: 0;
	color: white;
	-webkit-transition: none;
	transition: none;
} */

/* .f {
	background-color: #00BCD4;
  background: -webkit-linear-gradient(#00BCD4, #673AB7);
  background: linear-gradient(#00BCD4, #673AB7);
	-webkit-transform: translate3d(0, 0, 0);
	transform: translate3d(0, 0, 0)
} */

/* .f>svg {
	mix-blend-mode: luminosity;
} */

.b {
	padding: 16px;
	padding: 1rem;
	background-image: -webkit-radial-gradient(circle, #ade707, #006837 100%);
	background-image: radial-gradient(circle, #ade707, #006837 100%);
	-webkit-transform: translate3d(0, 0, -1px);
	transform: translate3d(0, 0, -1px);

	display: -webkit-box;

	display: -ms-flexbox;

	display: flex;
	-webkit-box-align: center;
	-ms-flex-align: center;
	align-items: center;
	-webkit-box-pack: center;
	-ms-flex-pack: center;
	justify-content: center;
	text-shadow: 0 20px 20px black;
	text-align: center;
}

.in-top .b,
.out-top .b {
	margin-left: 30px;
	-webkit-transform-origin: 0% 0%;
	transform-origin: 0% 0%;
	-webkit-transform: translate3d(100%, 0, 0) rotate3d(0, 1, 0, 90deg);
	transform: translate3d(100%, 0, 0) rotate3d(0, 1, 0, 90deg);
}

.in-right .b,
.out-right .b {
	margin-left: 30px;
	-webkit-transform-origin: 0% 0%;
	transform-origin: 0% 0%;
	-webkit-transform: translate3d(100%, 0, 0) rotate3d(0, 1, 0, 90deg);
	transform: translate3d(100%, 0, 0) rotate3d(0, 1, 0, 90deg);
}

.in-bottom .b,
.out-bottom .b {
	margin-right: 30px;
	-webkit-transform-origin: 100% 0;
	transform-origin: 100% 0;
	-webkit-transform: translate3d(-100%, 0, 0) rotate3d(0, -1, 0, 90deg);
	transform: translate3d(-100%, 0, 0) rotate3d(0, -1, 0, 90deg);
}

.in-left .b,
.out-left .b {
	margin-right: 30px;
	-webkit-transform-origin: 100% 0;
	transform-origin: 100% 0;
	-webkit-transform: translate3d(-100%, 0, 0) rotate3d(0, -1, 0, 90deg);
	transform: translate3d(-100%, 0, 0) rotate3d(0, -1, 0, 90deg);
}

.in {}

.in-top .w {
	-webkit-animation-name: in-right;
	animation-name: in-right;
	-webkit-animation-play-state: running;
	animation-play-state: running;
}

.in-right .w {
	-webkit-animation-name: in-right;
	animation-name: in-right;
	-webkit-animation-play-state: running;
	animation-play-state: running;
}

.in-bottom .w {
	-webkit-animation-name: in-left;
	animation-name: in-left;
	-webkit-animation-play-state: running;
	animation-play-state: running;
}

.in-left .w {
	-webkit-animation-name: in-left;
	animation-name: in-left;
	-webkit-animation-play-state: running;
	animation-play-state: running;
}

.out {}

.out-top .w {
	-webkit-animation-name: out-right;
	animation-name: out-right;
	-webkit-animation-play-state: running;
	animation-play-state: running;
}

.out-right .w {
	-webkit-animation-name: out-right;
	animation-name: out-right;
	-webkit-animation-play-state: running;
	animation-play-state: running;
}

.out-bottom .w {
	-webkit-animation-name: out-left;
	animation-name: out-left;
	-webkit-animation-play-state: running;
	animation-play-state: running;
}

.out-left .w {
	-webkit-animation-name: out-left;
	animation-name: out-left;
	-webkit-animation-play-state: running;
	animation-play-state: running;
}

@-webkit-keyframes in-top {
	from {
		-webkit-transform: rotate3d(0, 0, 0, 0deg);
		transform: rotate3d(0, 0, 0, 0deg)
	}

	to {
		-webkit-transform: rotate3d(-1, 0, 0, 90deg);
		transform: rotate3d(-1, 0, 0, 90deg)
	}
}

@keyframes in-top {
	from {
		-webkit-transform: rotate3d(0, 0, 0, 0deg);
		transform: rotate3d(0, 0, 0, 0deg)
	}

	to {
		-webkit-transform: rotate3d(-1, 0, 0, 90deg);
		transform: rotate3d(-1, 0, 0, 90deg)
	}
}

@-webkit-keyframes out-top {
	from {
		-webkit-transform: rotate3d(-1, 0, 0, 90deg);
		transform: rotate3d(-1, 0, 0, 90deg)
	}

	to {
		-webkit-transform: rotate3d(0, 0, 0, 0deg);
		transform: rotate3d(0, 0, 0, 0deg)
	}
}

@keyframes out-top {
	from {
		-webkit-transform: rotate3d(-1, 0, 0, 90deg);
		transform: rotate3d(-1, 0, 0, 90deg)
	}

	to {
		-webkit-transform: rotate3d(0, 0, 0, 0deg);
		transform: rotate3d(0, 0, 0, 0deg)
	}
}

@-webkit-keyframes in-right {
	from {
		-webkit-transform: rotate3d(0, 0, 0, 0deg);
		transform: rotate3d(0, 0, 0, 0deg)
	}

	to {
		-webkit-transform: rotate3d(0, -1, 0, 90deg);
		transform: rotate3d(0, -1, 0, 90deg)
	}
}

@keyframes in-right {
	from {
		-webkit-transform: rotate3d(0, 0, 0, 0deg);
		transform: rotate3d(0, 0, 0, 0deg)
	}

	to {
		-webkit-transform: rotate3d(0, -1, 0, 90deg);
		transform: rotate3d(0, -1, 0, 90deg)
	}
}

@-webkit-keyframes out-right {
	from {
		-webkit-transform: rotate3d(0, -1, 0, 90deg);
		transform: rotate3d(0, -1, 0, 90deg)
	}

	to {
		-webkit-transform: rotate3d(0, 0, 0, 0deg);
		transform: rotate3d(0, 0, 0, 0deg)
	}
}

@keyframes out-right {
	from {
		-webkit-transform: rotate3d(0, -1, 0, 90deg);
		transform: rotate3d(0, -1, 0, 90deg)
	}

	to {
		-webkit-transform: rotate3d(0, 0, 0, 0deg);
		transform: rotate3d(0, 0, 0, 0deg)
	}
}

@-webkit-keyframes in-bottom {
	from {
		-webkit-transform: rotate3d(0, 0, 0, 0deg);
		transform: rotate3d(0, 0, 0, 0deg)
	}

	to {
		-webkit-transform: rotate3d(1, 0, 0, 90deg);
		transform: rotate3d(1, 0, 0, 90deg)
	}
}

@keyframes in-bottom {
	from {
		-webkit-transform: rotate3d(0, 0, 0, 0deg);
		transform: rotate3d(0, 0, 0, 0deg)
	}

	to {
		-webkit-transform: rotate3d(1, 0, 0, 90deg);
		transform: rotate3d(1, 0, 0, 90deg)
	}
}

@-webkit-keyframes out-bottom {
	from {
		-webkit-transform: rotate3d(1, 0, 0, 90deg);
		transform: rotate3d(1, 0, 0, 90deg)
	}

	to {
		-webkit-transform: rotate3d(0, 0, 0, 0deg);
		transform: rotate3d(0, 0, 0, 0deg)
	}
}

@keyframes out-bottom {
	from {
		-webkit-transform: rotate3d(1, 0, 0, 90deg);
		transform: rotate3d(1, 0, 0, 90deg)
	}

	to {
		-webkit-transform: rotate3d(0, 0, 0, 0deg);
		transform: rotate3d(0, 0, 0, 0deg)
	}
}

@-webkit-keyframes in-left {
	from {
		-webkit-transform: rotate3d(0, 0, 0, 0deg);
		transform: rotate3d(0, 0, 0, 0deg)
	}

	to {
		-webkit-transform: rotate3d(0, 1, 0, 90deg);
		transform: rotate3d(0, 1, 0, 90deg)
	}
}

@keyframes in-left {
	from {
		-webkit-transform: rotate3d(0, 0, 0, 0deg);
		transform: rotate3d(0, 0, 0, 0deg)
	}

	to {
		-webkit-transform: rotate3d(0, 1, 0, 90deg);
		transform: rotate3d(0, 1, 0, 90deg)
	}
}

@-webkit-keyframes out-left {
	from {
		-webkit-transform: rotate3d(0, 1, 0, 90deg);
		transform: rotate3d(0, 1, 0, 90deg)
	}

	to {
		-webkit-transform: rotate3d(0, 0, 0, 0deg);
		transform: rotate3d(0, 0, 0, 0deg)
	}
}

@keyframes out-left {
	from {
		-webkit-transform: rotate3d(0, 1, 0, 90deg);
		transform: rotate3d(0, 1, 0, 90deg)
	}

	to {
		-webkit-transform: rotate3d(0, 0, 0, 0deg);
		transform: rotate3d(0, 0, 0, 0deg)
	}
}

/* ======= aesthetics ======= */



header {
	padding-bottom: 48px;
	padding-bottom: 3rem;
}

h1 {
	font-size: 2em
}

h1 sup {
	font-size: .7em;
	color: #00BCD4;
}



ul::after {
	content: '';
	display: table;
	clear: both;
}

footer {
	font-size: 12px;
	font-size: .75rem;
	font-family: monospace;
	padding-top: 48px;
	padding-top: 3rem
}

footer a {
	display: inline-block;
	vertical-align: middle;
}

footer svg {
	fill: currentColor;
}


.-center {
	text-align: center;
	margin-bottom: 80px;
}