.tabs nav {text-align: center; width:910px; margin:0px auto}
.tabs nav ul {
	position: relative;
	display: -ms-flexbox;
	display: -webkit-flex;
	display: -moz-flex;
	display: -ms-flex;
	display: flex;
	margin: 0 auto;
	padding: 0;
	max-width: 910px;
	list-style: none;
	-ms-box-orient: horizontal;
	-ms-box-pack: center;
	-webkit-flex-flow: row wrap;
	-moz-flex-flow: row wrap;
	-ms-flex-flow: row wrap;
	flex-flow: row wrap;
	-webkit-justify-content: center;
	-moz-justify-content: center;
	-ms-justify-content: center;
	justify-content: center;
}

.tabs nav ul li {
	cursor: pointer;
	position: relative;
	z-index: 1;
	height:90px;
	display: block;
	margin: 0;
	text-align: center;
	-webkit-flex: 1;
	-moz-flex: 1;
	-ms-flex: 1;
	flex: 1;
}

.tabs nav a {
	position: relative;
	display: block;
	overflow: hidden;
	text-overflow: ellipsis;
	white-space: nowrap;
	line-height: 2.5;
}

.tabs nav a span {

}

.tabs nav li.tab-current a {
	color: #74777b;
}

.tabs nav a:focus {
	outline: none;
}

/* Content */
.content-wrap {
	position: relative;
}

.content-wrap section {
	display: none;
	margin: 0 auto;
	padding: 0em;
	max-width: 910px;
	text-align: center;
}

.content-wrap section.content-current {
	display: block;
}

/* tabs style */
.tabs-style-fillup nav ul li a {
	padding: 1.9em 0;
	line-height: 1;
	-webkit-transition: color 0.3s;
	transition: color 0.3s;
	-webkit-backface-visibility: hidden;
	backface-visibility: hidden;
	height:90px

}

.tabs-style-fillup nav ul li:last-child a {}


.tabs-style-fillup nav ul li.tab-current {
	z-index: 100;
}

.tabs-style-fillup nav ul li:hover{z-index: 100;}

.tabs-style-fillup nav ul li.tab-current a {
	color: #fff;
}

.tabs-style-fillup nav ul li a::after {
	position: absolute;
	top: 0;
	left: 0;
	z-index: 99;
	width: 100%;
	height: 90px;
	content: ''; 
	display:block
	
}
.tabs-style-fillup nav ul li a::before{
	position: absolute;
	top: 0;
	left: 0;
	z-index: -1;
	width: 100%;
	height: 100%;
	height: calc(100% + 1px);
	content: '';
	transition: transform 0.3s;
	transform: translate3d(0,100%,0);}
.tabs-style-fillup nav ul li:nth-child(1) a{ background-image: url(../images/pc/bookmenu.jpg); background-position:  0px 0px; }
.tabs-style-fillup nav ul li:nth-child(2) a{ background-image: url(../images/pc/bookmenu.jpg); background-position:  0px 270px;}
.tabs-style-fillup nav ul li:nth-child(3) a{ background-image: url(../images/pc/bookmenu.jpg); background-position:  0px 180px;}
.tabs-style-fillup nav ul li:nth-child(4) a{ background-image: url(../images/pc/bookmenu.jpg); background-position:  0px 90px;}


.tabs-style-fillup nav ul li:nth-child(1) a::after{background-image: url(../images/pc/bookmenu_h.jpg); background-position:  0px 0px; opacity: 0;}
/*.tabs-style-fillup nav ul li:nth-child(1) a::before{background:  #3f5c62;}*/
.tabs-style-fillup nav ul li:nth-child(2) a::after{background-image: url(../images/pc/bookmenu_h.jpg); background-position:  0px 270px; opacity: 0;}
/*.tabs-style-fillup nav ul li:nth-child(2) a::before{	background:  #579360;}*/
.tabs-style-fillup nav ul li:nth-child(3) a::after{background-image: url(../images/pc/bookmenu_h.jpg); background-position:  0px 180px; opacity: 0;}
/*.tabs-style-fillup nav ul li:nth-child(3) a::before{	background:  #8f7566;}*/
.tabs-style-fillup nav ul li:nth-child(4) a::after{background-image: url(../images/pc/bookmenu_h.jpg); background-position:  0px 90px; opacity: 0;}
/*.tabs-style-fillup nav ul li:nth-child(4) a::before{	background:  #d09f8e;}*/

.tabs-style-fillup nav ul li.tab-current a::after {transform: translate3d(0,0,0); opacity: 1; }
.tabs-style-fillup nav ul li.tab-current a::before {transform: translate3d(0,0,0);}
.tabs-style-fillup nav ul li.tab-current a{ background-image:none}

.tabs-style-fillup nav ul li:hover a::after {transform: translate3d(0,0,0); opacity: 1; }
.tabs-style-fillup nav ul li:hover a::before {transform: translate3d(0,0,0);}
.tabs-style-fillup nav ul li:hover a{ background-image:none}

.tabs-style-fillup nav ul li a span,.tabs-style-fillup .icon:before {transition: transform 0.5s;transform: translate3d(0,5px,0);}
.tabs-style-fillup nav ul li a span {display: block;}
.tabs-style-fillup .icon::before {display: block;margin: 0;}
.tabs-style-fillup nav ul li.tab-current a span,
.tabs-style-fillup li.tab-current .icon:before, .tabs-style-fillup nav ul li:hover a span,  .tabs-style-fillup li:hover .icon:before{transform: translate3d(0,-10px,0);}
/*©w¸q°Ï¶ô*/