.btn3 {
	 display: inline-block;
	 text-transform: uppercase;
	 border: 2px solid #c35806;
	 margin-top: 100px;
	 font-size: 0.7em;
	 font-weight: 700;
	 padding: 0.1em 0.4em;
	 text-align: center;
	 -webkit-transition: color 0.3s, border-color 0.3s;
	 -moz-transition: color 0.3s, border-color 0.3s;
	 transition: color 0.3s, border-color 0.3s;
}
 .btn3:hover {
	 border-color: #1f08b6;
	 color: #1f08b6;
}
/* basic grid, only for this demo */
 .align {
	 clear: both;
	 margin: 90px auto 20px;
	 width: 100%;
	 max-width: 1170px;
	 text-align: center;
}
 .align > li {
	 width: 500px;
	 min-height: 300px;
	 display: inline-block;
	 margin: 30px 20px 30px 30px;
	 padding: 0 0 0 60px;
	 vertical-align: top;
}
/* /////////////////////////////////////////////////// HARDCOVER Table of Contents 1. container 2. background & color 3. opening cover, back cover and page3s 4. position, transform y transition 5. events 6. Bonus - Cover design - Ribbon - Figcaption 7. mini-reset ////////////////////////////////////////////////////
/*/
/* 1. container */
 .book {
	 position: relative;
	 width: 160px;
	 height: 220px;
	 -webkit-perspective: 1000px;
	 -moz-perspective: 1000px;
	 perspective: 1000px;
	 -webkit-transform-style: preserve-3d;
	 -moz-transform-style: preserve-3d;
	 transform-style: preserve-3d;
     
}
/* 2. background & color */
/* HARDCOVER FRONT */
 .hardcover_front li:first-child {
	 background-color: #eee;
	 -webkit-backface-visibility: hidden;
	 -moz-backface-visibility: hidden;
	 backface-visibility: hidden;
}
/* reverse */
 .hardcover_front li:last-child {
	 background: #fffbec;
}
/* HARDCOVER BACK */
 .hardcover_back li:first-child {
	 background: #fffbec;
}
/* reverse */
 .hardcover_back li:last-child {
	 background: #fffbec;
}
 .book_spine li:first-child {
	 background: #eee;
}
 .book_spine li:last-child {
	 background: #333;
}
/* thickness of cover */
 .hardcover_front li:first-child:after, .hardcover_front li:first-child:before, .hardcover_front li:last-child:after, .hardcover_front li:last-child:before, .hardcover_back li:first-child:after, .hardcover_back li:first-child:before, .hardcover_back li:last-child:after, .hardcover_back li:last-child:before, .book_spine li:first-child:after, .book_spine li:first-child:before, .book_spine li:last-child:after, .book_spine li:last-child:before {
	 background: #999;
}
/* page3 */
 .page3 > li {
	 background: -webkit-linear-gradient(left, #e1ddd8 0%, #fffbf6 100%);
	 background: -moz-linear-gradient(left, #e1ddd8 0%, #fffbf6 100%);
	 background: -ms-linear-gradient(left, #e1ddd8 0%, #fffbf6 100%);
	 background: linear-gradient(left, #e1ddd8 0%, #fffbf6 100%);
	 box-shadow: inset 0px -1px 2px rgba(50, 50, 50, 0.1), inset -1px 0px 1px rgba(150, 150, 150, 0.2);
	 border-radius: 0px 5px 5px 0px;
}
/* 3. opening cover, back cover and page3s */ 
 .hardcover_front {
	 -webkit-transform: rotateY(-34deg) translateZ(8px);
	 -moz-transform: rotateY(-34deg) translateZ(8px);
	 transform: rotateY(-34deg) translateZ(8px);
	 z-index: 100;
}
 .hardcover_back {
	 -webkit-transform: rotateY(-15deg) translateZ(-8px);
	 -moz-transform: rotateY(-15deg) translateZ(-8px);
	 transform: rotateY(-15deg) translateZ(-8px);
}
 .page3 li:nth-child(1) {
	 -webkit-transform: rotateY(-28deg);
	 -moz-transform: rotateY(-28deg);
	 transform: rotateY(-28deg);
}
 .page3 li:nth-child(2) {
	 -webkit-transform: rotateY(-30deg);
	 -moz-transform: rotateY(-30deg);
	 transform: rotateY(-30deg);
}
 .page3 li:nth-child(3) {
	 -webkit-transform: rotateY(-32deg);
	 -moz-transform: rotateY(-32deg);
	 transform: rotateY(-32deg);
}
 .page3 li:nth-child(4) {
	 -webkit-transform: rotateY(-34deg);
	 -moz-transform: rotateY(-34deg);
	 transform: rotateY(-34deg);
}
 .page3 li:nth-child(5) {
	 -webkit-transform: rotateY(-36deg);
	 -moz-transform: rotateY(-36deg);
	 transform: rotateY(-36deg);
}
/* 4. position, transform & transition */
 .hardcover_front, .hardcover_back, .book_spine, .hardcover_front li, .hardcover_back li, .book_spine li {
	 position: absolute;
	 top: 0;
	 left: 0;
	 width: 95%;
	 height: 95%;
	 -webkit-transform-style: preserve-3d;
	 -moz-transform-style: preserve-3d;
	 transform-style: preserve-3d;
}
 .hardcover_front, .hardcover_back {
	 -webkit-transform-origin: 0% 100%;
	 -moz-transform-origin: 0% 100%;
	 transform-origin: 0% 100%;
}
 .hardcover_front {
	 -webkit-transition: all 0.8s ease, z-index 0.6s;
	 -moz-transition: all 0.8s ease, z-index 0.6s;
	 transition: all 0.8s ease, z-index 0.6s;
}
/* HARDCOVER front */
 .hardcover_front li:first-child {
	 cursor: default;
	 -webkit-user-select: none;
	 -moz-user-select: none;
	 user-select: none;
	 -webkit-transform: translateZ(2px);
	 -moz-transform: translateZ(2px);
	 transform: translateZ(2px);
}
 .hardcover_front li:last-child {
	 -webkit-transform: rotateY(180deg) translateZ(2px);
	 -moz-transform: rotateY(180deg) translateZ(2px);
	 transform: rotateY(180deg) translateZ(2px);
}
/* HARDCOVER back */
 .hardcover_back li:first-child {
	 -webkit-transform: translateZ(2px);
	 -moz-transform: translateZ(2px);
	 transform: translateZ(2px);
}
 .hardcover_back li:last-child {
	 -webkit-transform: translateZ(-2px);
	 -moz-transform: translateZ(-2px);
	 transform: translateZ(-2px);
}
/* thickness of cover */
 .hardcover_front li:first-child:after, .hardcover_front li:first-child:before, .hardcover_front li:last-child:after, .hardcover_front li:last-child:before, .hardcover_back li:first-child:after, .hardcover_back li:first-child:before, .hardcover_back li:last-child:after, .hardcover_back li:last-child:before, .book_spine li:first-child:after, .book_spine li:first-child:before, .book_spine li:last-child:after, .book_spine li:last-child:before {
	 position: absolute;
	 top: 0;
	 left: 0;
}
/* HARDCOVER front */
 .hardcover_front li:first-child:after, .hardcover_front li:first-child:before {
	 width: 4px;
	 height: 100%;
}
 .hardcover_front li:first-child:after {
	 -webkit-transform: rotateY(90deg) translateZ(-2px) translateX(2px);
	 -moz-transform: rotateY(90deg) translateZ(-2px) translateX(2px);
	 transform: rotateY(90deg) translateZ(-2px) translateX(2px);
}
 .hardcover_front li:first-child:before {
	 -webkit-transform: rotateY(90deg) translateZ(158px) translateX(2px);
	 -moz-transform: rotateY(90deg) translateZ(158px) translateX(2px);
	 transform: rotateY(90deg) translateZ(158px) translateX(2px);
}
 .hardcover_front li:last-child:after, .hardcover_front li:last-child:before {
	 width: 4px;
	 height: 160px;
}
 .hardcover_front li:last-child:after {
	 -webkit-transform: rotateX(90deg) rotateZ(90deg) translateZ(80px) translateX(-2px) translateY(-78px);
	 -moz-transform: rotateX(90deg) rotateZ(90deg) translateZ(80px) translateX(-2px) translateY(-78px);
	 transform: rotateX(90deg) rotateZ(90deg) translateZ(80px) translateX(-2px) translateY(-78px);
}
 .hardcover_front li:last-child:before {
	 box-shadow: 0px 0px 30px 5px #333;
	 -webkit-transform: rotateX(90deg) rotateZ(90deg) translateZ(-140px) translateX(-2px) translateY(-78px);
	 -moz-transform: rotateX(90deg) rotateZ(90deg) translateZ(-140px) translateX(-2px) translateY(-78px);
	 transform: rotateX(90deg) rotateZ(90deg) translateZ(-140px) translateX(-2px) translateY(-78px);
}
/* thickness of cover */
 .hardcover_back li:first-child:after, .hardcover_back li:first-child:before {
	 width: 4px;
	 height: 100%;
}
 .hardcover_back li:first-child:after {
	 -webkit-transform: rotateY(90deg) translateZ(-2px) translateX(2px);
	 -moz-transform: rotateY(90deg) translateZ(-2px) translateX(2px);
	 transform: rotateY(90deg) translateZ(-2px) translateX(2px);
}
 .hardcover_back li:first-child:before {
	 -webkit-transform: rotateY(90deg) translateZ(158px) translateX(2px);
	 -moz-transform: rotateY(90deg) translateZ(158px) translateX(2px);
	 transform: rotateY(90deg) translateZ(158px) translateX(2px);
}
 .hardcover_back li:last-child:after, .hardcover_back li:last-child:before {
	 width: 4px;
	 height: 160px;
}
 .hardcover_back li:last-child:after {
	 -webkit-transform: rotateX(90deg) rotateZ(90deg) translateZ(80px) translateX(2px) translateY(-78px);
	 -moz-transform: rotateX(90deg) rotateZ(90deg) translateZ(80px) translateX(2px) translateY(-78px);
	 transform: rotateX(90deg) rotateZ(90deg) translateZ(80px) translateX(2px) translateY(-78px);
}
 .hardcover_back li:last-child:before {
	 box-shadow: 10px -1px 80px 20px #666;
	 -webkit-transform: rotateX(90deg) rotateZ(90deg) translateZ(-140px) translateX(2px) translateY(-78px);
	 -moz-transform: rotateX(90deg) rotateZ(90deg) translateZ(-140px) translateX(2px) translateY(-78px);
	 transform: rotateX(90deg) rotateZ(90deg) translateZ(-140px) translateX(2px) translateY(-78px);
}
/* BOOK SPINE */
 .book_spine {
	 -webkit-transform: rotateY(60deg) translateX(-5px) translateZ(-12px);
	 -moz-transform: rotateY(60deg) translateX(-5px) translateZ(-12px);
	 transform: rotateY(60deg) translateX(-5px) translateZ(-12px);
	 width: 16px;
	 z-index: 0;
}
 .book_spine li:first-child {
	 -webkit-transform: translateZ(2px);
	 -moz-transform: translateZ(2px);
	 transform: translateZ(2px);
}
 .book_spine li:last-child {
	 -webkit-transform: translateZ(-2px);
	 -moz-transform: translateZ(-2px);
	 transform: translateZ(-2px);
}
/* thickness of book spine */
 .book_spine li:first-child:after, .book_spine li:first-child:before {
	 width: 4px;
	 height: 100%;
}
 .book_spine li:first-child:after {
	 -webkit-transform: rotateY(90deg) translateZ(-2px) translateX(2px);
	 -moz-transform: rotateY(90deg) translateZ(-2px) translateX(2px);
	 transform: rotateY(90deg) translateZ(-2px) translateX(2px);
}
 .book_spine li:first-child:before {
	 -webkit-transform: rotateY(-90deg) translateZ(-12px);
	 -moz-transform: rotateY(-90deg) translateZ(-12px);
	 transform: rotateY(-90deg) translateZ(-12px);
}
 .book_spine li:last-child:after, .book_spine li:last-child:before {
	 width: 4px;
	 height: 16px;
}
 .book_spine li:last-child:after {
	 -webkit-transform: rotateX(90deg) rotateZ(90deg) translateZ(8px) translateX(2px) translateY(-6px);
	 -moz-transform: rotateX(90deg) rotateZ(90deg) translateZ(8px) translateX(2px) translateY(-6px);
	 transform: rotateX(90deg) rotateZ(90deg) translateZ(8px) translateX(2px) translateY(-6px);
}
 .book_spine li:last-child:before {
	 box-shadow: 5px -1px 100px 40px rgba(0, 0, 0, 0.2);
	 -webkit-transform: rotateX(90deg) rotateZ(90deg) translateZ(-210px) translateX(2px) translateY(-6px);
	 -moz-transform: rotateX(90deg) rotateZ(90deg) translateZ(-210px) translateX(2px) translateY(-6px);
	 transform: rotateX(90deg) rotateZ(90deg) translateZ(-210px) translateX(2px) translateY(-6px);
}
 .page3, .page3 > li {
	 position: absolute;
	 top: 0;
	 left: 0;
	 -webkit-transform-style: preserve-3d;
	 -moz-transform-style: preserve-3d;
	 transform-style: preserve-3d;
}
 .page3 {
	 width: 100%;
	 height: 98%;
	 top: 1%;
	 left: 3%;
	 z-index: 10;
}
 .page3 > li {
	 width: 100%;
	 height: 100%;
	 -webkit-transform-origin: left center;
	 -moz-transform-origin: left center;
	 transform-origin: left center;
	 -webkit-transition-property: transform;
	 -moz-transition-property: transform;
	 transition-property: transform;
	 -webkit-transition-timing-function: ease;
	 -moz-transition-timing-function: ease;
	 transition-timing-function: ease;
}
 .page3 > li:nth-child(1) {
	 -webkit-transition-duration: 0.6s;
	 -moz-transition-duration: 0.6s;
	 transition-duration: 0.6s;
}
 .page3 > li:nth-child(2) {
	 -webkit-transition-duration: 0.6s;
	 -moz-transition-duration: 0.6s;
	 transition-duration: 0.6s;
}
 .page3 > li:nth-child(3) {
	 -webkit-transition-duration: 0.4s;
	 -moz-transition-duration: 0.4s;
	 transition-duration: 0.4s;
}
 .page3 > li:nth-child(4) {
	 -webkit-transition-duration: 0.5s;
	 -moz-transition-duration: 0.5s;
	 transition-duration: 0.5s;
}
 .page3 > li:nth-child(5) {
	 -webkit-transition-duration: 0.6s;
	 -moz-transition-duration: 0.6s;
	 transition-duration: 0.6s;
}
/* 5. events */
 .book:hover > .hardcover_front {
	 -webkit-transform: rotateY(-145deg) translateZ(0);
	 -moz-transform: rotateY(-145deg) translateZ(0);
	 transform: rotateY(-145deg) translateZ(0);
	 z-index: 0;
}
 .book:hover > .page3 li:nth-child(1) {
	 -webkit-transform: rotateY(-30deg);
	 -moz-transform: rotateY(-30deg);
	 transform: rotateY(-30deg);
	 -webkit-transition-duration: 1.5s;
	 -moz-transition-duration: 1.5s;
	 transition-duration: 1.5s;
}
 .book:hover > .page3 li:nth-child(2) {
	 -webkit-transform: rotateY(-35deg);
	 -moz-transform: rotateY(-35deg);
	 transform: rotateY(-35deg);
	 -webkit-transition-duration: 1.8s;
	 -moz-transition-duration: 1.8s;
	 transition-duration: 1.8s;
}
 .book:hover > .page3 li:nth-child(3) {
	 -webkit-transform: rotateY(-118deg);
	 -moz-transform: rotateY(-118deg);
	 transform: rotateY(-118deg);
	 -webkit-transition-duration: 1.6s;
	 -moz-transition-duration: 1.6s;
	 transition-duration: 1.6s;
}
 .book:hover > .page3 li:nth-child(4) {
	 -webkit-transform: rotateY(-130deg);
	 -moz-transform: rotateY(-130deg);
	 transform: rotateY(-130deg);
	 -webkit-transition-duration: 1.4s;
	 -moz-transition-duration: 1.4s;
	 transition-duration: 1.4s;
}
 .book:hover > .page3 li:nth-child(5) {
	 -webkit-transform: rotateY(-140deg);
	 -moz-transform: rotateY(-140deg);
	 transform: rotateY(-140deg);
	 -webkit-transition-duration: 1.2s;
	 -moz-transition-duration: 1.2s;
	 transition-duration: 1.2s;
}
/* 6. Bonus */
/* cover CSS */
 .coverDesign {
	 position: absolute;
	 top: 0;
	 left: 0;
	 bottom: 0;
	 right: 0;
	 overflow: hidden;
	 -webkit-backface-visibility: hidden;
	 -moz-backface-visibility: hidden;
	 backface-visibility: hidden;
}
 .coverDesign::after {
	 background-image: -webkit-linear-gradient(-135deg, rgba(255, 255, 255, 0.45) 0%, transparent 100%);
	 background-image: -moz-linear-gradient(-135deg, rgba(255, 255, 255, 0.45) 0%, transparent 100%);
	 background-image: linear-gradient(-135deg, rgba(255, 255, 255, 0.45) 0%, transparent 100%);
	 position: absolute;
	 top: 0;
	 left: 0;
	 bottom: 0;
	 right: 0;
}
 .coverDesign h1 {
	 color: #fff;
	 font-size: 2.2em;
	 letter-spacing: 0.05em;
	 text-align: center;
	 margin: 54% 0 0 0;
	 text-shadow: -1px -1px 0 rgba(0, 0, 0, 0.1);
}
 .coverDesign p {
	 color: #f8f8f8;
	 font-size: 1em;
	 text-align: center;
	 text-shadow: -1px -1px 0 rgba(0, 0, 0, 0.1);
}
 .yellow {
	 background-color: #f1c40f;
	 background-image: -webkit-linear-gradient(top, #f1c40f 58%, #e7ba07 0%);
	 background-image: -moz-linear-gradient(top, #f1c40f 58%, #e7ba07 0%);
	 background-image: linear-gradient(top, #f1c40f 58%, #e7ba07 0%);
}
 .blue {
	 background-color: #3498db;
	 background-image: -webkit-linear-gradient(top, #3498db 58%, #2a90d4 0%);
	 background-image: -moz-linear-gradient(top, #3498db 58%, #2a90d4 0%);
	 background-image: linear-gradient(top, #3498db 58%, #2a90d4 0%);
}
 .grey {
	 background-color: #f8e9d1;
	 background-image: -webkit-linear-gradient(top, #f8e9d1 58%, #e7d5b7 0%);
	 background-image: -moz-linear-gradient(top, #f8e9d1 58%, #e7d5b7 0%);
	 background-image: linear-gradient(top, #f8e9d1 58%, #e7d5b7 0%);
}
/* Basic ribbon */
 .ribbon {
	 color: #fff;
	 display: block;
	 font-size: 0.7em;
	 position: absolute;
	 top: 11px;
	 right: 1px;
	 width: 40px;
	 height: 20px;
	 line-height: 20px;
	 letter-spacing: 0.15em;
	 text-align: center;
	 -webkit-transform: rotateZ(45deg) translateZ(1px);
	 -moz-transform: rotateZ(45deg) translateZ(1px);
	 transform: rotateZ(45deg) translateZ(1px);
	 -webkit-backface-visibility: hidden;
	 -moz-backface-visibility: hidden;
	 backface-visibility: hidden;
	 z-index: 10;
}
 .ribbon.new {
	 background: #63c930;
}
 .ribbon.new:before, .ribbon.new:after {
	 border-bottom: 20px solid #63c930;
}
 .ribbon.bestseller {
	 background: #c0392b;
}
 .ribbon.bestseller:before, .ribbon.bestseller:after {
	 border-bottom: 20px solid #c0392b;
}
 .ribbon::before, .ribbon::after {
	 position: absolute;
	 top: -20px;
	 width: 0;
	 height: 0;
	 border-top: 20px solid transparent;
}
 .ribbon::before {
	 left: -20px;
	 border-left: 20px solid transparent;
}
 .ribbon::after {
	 right: -20px;
	 border-right: 20px solid transparent;
}
/* figcaption */
 figcaption {
	 padding-left: 40px;
	 text-align: left;
	 position: absolute;
	 top: 0%;
	 left: 160px;
	 width: 310px;
}
 figcaption h1 {
	 margin: 0;
}
 figcaption span {
	 color: #dd8204;
	 padding: 0.6em 0 1em 0;
	 display: block;
}
 figcaption p {
	 color: #ffffff;
	 line-height: 1.3;
}
/* Media Queries */
 @media screen and (max-width: 37.8125em) {
	 .align > li {
		 width: 100%;
		 min-height: 440px;
		 height: auto;
		 padding: 0;
		 margin: 0 0 30px 0;
	}
	 .book {
		 margin: 0 auto;
	}
	 figcaption {
		 text-align: center;
		 width: 320px;
		 top: 250px;
		 padding-left: 0;
		 left: -80px;
		 font-size: 90%;
	}
}