html, body {
    margin: 0;
    height: 100%;
}

body {
    background-color: #333;
}

body.hide-overflow {
    overflow: hidden;
}

*{box-sizing: border-box;}

[class*="col-"] {
width: 100%;
float: left;
padding: 15px;
}

.row:after {
content: "";
clear: both;
display: block;
}

.img-responsive {
max-width: 100%;
height: auto;
}

.col-xs-offset-11 {margin-left: 91.66666667%;}
.col-xs-offset-10 {margin-left: 83.33333333%;}
.col-xs-offset-9 {margin-left: 75%;}
.col-xs-offset-8 {margin-left: 66.66666667%;}
.col-xs-offset-7 {margin-left: 58.33333333%;}
.col-xs-offset-6 {margin-left: 50%;}
.col-xs-offset-5 {margin-left: 41.66666667%;}
.col-xs-offset-4 {margin-left: 33.33333333%;}
.col-xs-offset-3 {margin-left: 25%;}
.col-xs-offset-2 {margin-left: 16.66666667%;}
.col-xs-offset-1 {margin-left: 8.33333333%;}

.col-xs-1 {width: 8.33%;}
.col-xs-2 {width: 16.66%;}
.col-xs-3 {width: 25%;}
.col-xs-4 {width: 33.33%;}
.col-xs-5 {width: 41.66%;}
.col-xs-6 {width: 50%;}
.col-xs-7 {width: 58.33%;}
.col-xs-8 {width: 66.66%;}
.col-xs-9 {width: 75%;}
.col-xs-10 {width: 83.33%;}
.col-xs-11 {width: 91.66%;}
.col-xs-12 {width: 100%;}
.col-xs-offset-11 {margin-left: 91.66666667%;}
.col-xs-offset-10 {margin-left: 83.33333333%;}
.col-xs-offset-9 {margin-left: 75%;}
.col-xs-offset-8 {margin-left: 66.66666667%;}
.col-xs-offset-7 {margin-left: 58.33333333%;}
.col-xs-offset-6 {margin-left: 50%;}
.col-xs-offset-5 {margin-left: 41.66666667%;}
.col-xs-offset-4 {margin-left: 33.33333333%;}
.col-xs-offset-3 {margin-left: 25%;}
.col-xs-offset-2 {margin-left: 16.66666667%;}
.col-xs-offset-1 {margin-left: 8.33333333%;}


@media only screen and (min-width: 768px) {
/* SMALL */
.col-sm-1 {width: 8.33%;}
.col-sm-2 {width: 16.66%;}
.col-sm-3 {width: 25%;}
.col-sm-4 {width: 33.33%;}
.col-sm-5 {width: 41.66%;}
.col-sm-6 {width: 50%;}
.col-sm-7 {width: 58.33%;}
.col-sm-8 {width: 66.66%;}
.col-sm-9 {width: 75%;}
.col-sm-10 {width: 83.33%;}
.col-sm-11 {width: 91.66%;}
.col-sm-12 {width: 100%;}
.col-sm-offset-11 {margin-left: 91.66666667%;}
.col-sm-offset-10 {margin-left: 83.33333333%;}
.col-sm-offset-9 {margin-left: 75%;}
.col-sm-offset-8 {margin-left: 66.66666667%;}
.col-sm-offset-7 {margin-left: 58.33333333%;}
.col-sm-offset-6 {margin-left: 50%;}
.col-sm-offset-5 {margin-left: 41.66666667%;}
.col-sm-offset-4 {margin-left: 33.33333333%;}
.col-sm-offset-3 {margin-left: 25%;}
.col-sm-offset-2 {margin-left: 16.66666667%;}
.col-sm-offset-1 {margin-left: 8.33333333%;}
}

@media only screen and (min-width: 992px) {
/* MEDIUM */
.col-md-1 {width: 8.33%;}
.col-md-2 {width: 16.66%;}
.col-md-3 {width: 25%;}
.col-md-4 {width: 33.33%;}
.col-md-5 {width: 41.66%;}
.col-md-6 {width: 50%;}
.col-md-7 {width: 58.33%;}
.col-md-8 {width: 66.66%;}
.col-md-9 {width: 75%;}
.col-md-10 {width: 83.33%;}
.col-md-11 {width: 91.66%;}
.col-md-12 {width: 100%;}
.col-md-offset-11 {margin-left: 91.66666667%;}
.col-md-offset-10 {margin-left: 83.33333333%;}
.col-md-offset-9 {margin-left: 75%;}
.col-md-offset-8 {margin-left: 66.66666667%;}
.col-md-offset-7 {margin-left: 58.33333333%;}
.col-md-offset-6 {margin-left: 50%;}
.col-md-offset-5 {margin-left: 41.66666667%;}
.col-md-offset-4 {margin-left: 33.33333333%;}
.col-md-offset-3 {margin-left: 25%;}
.col-md-offset-2 {margin-left: 16.66666667%;}
.col-md-offset-1 {margin-left: 8.33333333%;}
}

@media only screen and (min-width: 1200px) {
/* LARGE */
.col-lg-1 {width: 8.33%;}
.col-lg-2 {width: 16.66%;}
.col-lg-3 {width: 25%;}
.col-lg-4 {width: 33.33%;}
.col-lg-5 {width: 41.66%;}
.col-lg-6 {width: 50%;}
.col-lg-7 {width: 58.33%;}
.col-lg-8 {width: 66.66%;}
.col-lg-9 {width: 75%;}
.col-lg-10 {width: 83.33%;}
.col-lg-11 {width: 91.66%;}
.col-lg-12 {width: 100%;}
.col-lg-offset-11 {margin-left: 91.66666667%;}
.col-lg-offset-10 {margin-left: 83.33333333%;}
.col-lg-offset-9 {margin-left: 75%;}
.col-lg-offset-8 {margin-left: 66.66666667%;}
.col-lg-offset-7 {margin-left: 58.33333333%;}
.col-lg-offset-6 {margin-left: 50%;}
.col-lg-offset-5 {margin-left: 41.66666667%;}
.col-lg-offset-4 {margin-left: 33.33333333%;}
.col-lg-offset-3 {margin-left: 25%;}
.col-lg-offset-2 {margin-left: 16.66666667%;}
.col-lg-offset-1 {margin-left: 8.33333333%;}
}

/* FLIP BOOK */
/* helpers */

.prevArrow, .nextArrow{
position:absolute;
z-index:99999;
width:15px;
top:45%;
}

@media screen and (min-width: 768px) {
	.prevArrow, .nextArrow{
	width:25px;
	}	
}

.prevArrow:hover, .nextArrow:hover{cursor:pointer;}
.prevArrow{left:15px;}
.nextArrow{right:15px;}

.t {
    display: table;
    width: 100%;
    height: 90%;
}

.tc {
    display: table-cell;
    vertical-align: middle;
    text-align: center;
}

.rel {
    position: relative;
}

/* book */

.book {
    margin: 0 auto;
    width: 90%;
    height: 90%;
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    -khtml-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}

.book .page {
    height: 100%;
}

.book .page img {
    max-width: 100%;
    height: 100%;
}