.bouton-avis{
	position: fixed; 
	right: 30px;
	bottom: 30px;
	height: 50px;
	width: 200px;
	background: linear-gradient(to right, #cfaf50, #ffef00);
	border-radius: 25px;
	padding-left: 20px;
	padding-right: 20px;
	cursor: pointer;
	font-weight: 550;
	color: #665e4a;
	transition: width 0.5s, height 1s;
}

.bouton-avis:hover{
	box-shadow: 10px 10px 20px #a2a2a2;
}

/* Hide scrollbar for Chrome, Safari and Opera */
.slide-scrollableDiv::-webkit-scrollbar {
  display: none;
}
/* Hide scrollbar for IE, Edge and Firefox */
.slide-scrollableDiv {
  -ms-overflow-style: none;  /* IE and Edge */
  scrollbar-width: none;  /* Firefox */
  width: 100%;
  max-height: 80%;
  overflow: scroll;
  
} 

.u-slide-layout{
	float: left;
	width: 20%;
	height:100%;
	position: fixed;
}
.u-slide-layout.u-home-div{
	width:100%;
	height: 40px;
}
.u-slide-layout.u-home-div:hover{
	background-color: rgba(255,255,255,0.5);
}
.u-page-layout{
	left: 20%;
	width: 80%;
	height: 100%;
	overflow: auto;
	position: fixed;
}


@media (max-width: 991px){ 
	.u-page-layout{
		left: 0;
		width: 100%;
	}
}

/*    book animation    */

/* ///////////////////////////////////////////////////

HARDCOVER
Table of Contents

1. container
2. background & color
3. opening cover, back cover and pages
4. position, transform y transition
5. events
6. Bonus
  - Cover design
  - Ribbon
  - Figcaption
7. mini-reset

/////////////////////////////////////////////////////*/

/*
  1. container
*/

.book {
  position: relative;
  width: 50px; 
  height: 80px;
  -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;
}

/* page */

.page > 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 pages
*/

.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);
}

.page li:nth-child(1) {
  -webkit-transform: rotateY(-28deg);
  -moz-transform: rotateY(-28deg);
  transform: rotateY(-28deg);
}

.page li:nth-child(2) {
  -webkit-transform: rotateY(-30deg);
  -moz-transform: rotateY(-30deg);
  transform: rotateY(-30deg);
}

.page li:nth-child(3) {
  -webkit-transform: rotateY(-32deg);
  -moz-transform: rotateY(-32deg);
  transform: rotateY(-32deg);
}

.page li:nth-child(4) {
  -webkit-transform: rotateY(-34deg);
  -moz-transform: rotateY(-34deg);
  transform: rotateY(-34deg);
}

.page 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: 100%;
  height: 100%;
  -webkit-transform-style: preserve-3d;
  -moz-transform-style: preserve-3d;
  transform-style: preserve-3d;
  list-style-type: none;
}

.hardcover_front,
.hardcover_back {
  -webkit-transform-origin: 0% 100%;
  -moz-transform-origin: 0% 100%;
  transform-origin: 0% 100%;
  list-style-type: none;
}

.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);
}

.page,
.page > li {
  position: absolute;
  top: 0;
  left: 0;
  -webkit-transform-style: preserve-3d;
  -moz-transform-style: preserve-3d;
  transform-style: preserve-3d;
}

.page {
  width: 100%;
  height: 98%;
  top: 1%;
  left: 3%;
  z-index: 10;
}

.page > 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;
}

.page > li:nth-child(1) {
  -webkit-transition-duration: 0.6s;
  -moz-transition-duration: 0.6s;
  transition-duration: 0.6s;
}

.page > li:nth-child(2) {
  -webkit-transition-duration: 0.6s;
  -moz-transition-duration: 0.6s;
  transition-duration: 0.6s;
}

.page > li:nth-child(3) {
  -webkit-transition-duration: 0.4s;
  -moz-transition-duration: 0.4s;
  transition-duration: 0.4s;
}

.page > li:nth-child(4) {
  -webkit-transition-duration: 0.5s;
  -moz-transition-duration: 0.5s;
  transition-duration: 0.5s;
}

.page > 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 > .page 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 > .page 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 > .page 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 > .page 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 > .page 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: 1em;
  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 {
  background: #c0392b;
  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::before,
.ribbon::after{
  position: absolute;
  top: -20px;
  width: 0;
  height: 0;
  border-bottom: 20px solid #c0392b;
  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: #16a085;
  padding: 0.6em 0 1em 0;
  display: block;
}

figcaption p {
  color: #63707d;
  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%;
  }
}