* {
	box-sizing: border-box;
	padding: 0;
	margin: 0;
}
body {
	font-size: 100%;
	font-weight: 300;
	
	width: 100%;
}
img {
	max-width: 100%;
}
nav {
	border: 0;
	-o-transition: all .3s;
	-moz-transition: all .3s;
	-webkit-transition: all .3s;
	-ms-transition: all .3s;
	transition: all .3s;
	text-align: left;
	margin-left: 30px;
}
header {
	display: block;
	background-image: url(../../images/ebook-banner/antiseche.png);
	background-repeat: no-repeat;
    margin: 0 auto;
	width: 850px;
	height: 129px;
    position: relative;
}
.small-grid .note {
	background-image: url(../../images/red_note.png);
	background-repeat: no-repeat;
	background-position: center;
	background-size: 100%;
	height: 40px;
	width: 35px;
	margin: 10px 0 0 25px;
}
.small-grid .no_puzzle {
	
	height: 40px;
	width: 35px;
	margin: 10px 0 0 5px;
}
.small-grid .headphones {
	background-image: url(../../../Unit-02/images/audio/headphones.png);
	background-repeat: no-repeat;
	background-position: center;
	background-size: 100%;
	height: 40px;
	width: 40px;
	margin: 10px 0 0 5px;
	display: none !important;
}
.head_number {
	display: block;
	width: 15px;
	height: 20px;
	color: #000;
	text-align: center;
	position: relative;
	left: 12px;
	font-family: 'PFTransport-Regular';
	top: 10px;
	font-weight: 600;
}
.small-grid .cd {
	background-image: url(../../images/cd-9.png);
	background-repeat: no-repeat;
	background-position: center;
	background-size: 100%;
	height: 40px;
	width: 40px;
	margin: 10px 0 0 5px;
}
.small-grid .exer_number {
	margin: 15px 0 0 5px;
}
.number {
	display: block;
	width: 32px;
	height: 32px;
	text-align: center;
	position: relative;
	font-family: "PFCentroSlabPro-Medium";
	font-weight: bold;
	border-radius: 50%;
	line-height: 1.4em;
	background-color: #94083f;
	color: #ffff;
	font-size: 23px;
}
.small-grid, .item-grid {
	width: 90%;
	padding: 0;
	margin: 0;
}
.item-grid li {
	list-style-type: none;
	margin: 0 17px 40px 15px;
	padding: 0;
	display: inline-block;
 *display: inline;
	zoom: 1;
	vertical-align: top;
}
.small-grid li {
	/*border: 1px solid rgba(0, 0, 0, 0.2);*/
	list-style-type: none;
	padding: 0;
	display: inline-block;
 *display: inline;
	zoom: 1;
	vertical-align: top;
}
.small-grid .left {
	margin: 5px -28px 0 -5px;
	height: auto;
	text-align: center;
}
.small-grid .center {
	margin: 20px 0 0 5px;
	height: auto;
}
.small-grid .right {
	margin: 15px 0 0 5px;
	height: auto;
}
/*---------------- header -----------------------*/
.container {
	width: 900px;
	display: block;
	text-align: center;
	background: #FFF;
}
section {
	width: 900px;
	margin: 0 auto;
	background: #FFF;
}
.prosfonisi > p {
	line-height: 1.3em;
	color: #000;
	font-size: 20px;
	font-weight: normal;
	font-family: 'PFCentroSlabPro-Medium';
	text-align: left;
}
/*-------------------title--------------------------*/
.column {
	padding: 0;
	display: inline-block;
	vertical-align: top;
	margin: 2% auto;
	width: 80%;
	
	
}

.column.image {
	background-image:url(../../images/exercises-images/p76.PNG);
	background-repeat: no-repeat;
	background-size: contain;
    width: 597px;
	height: 746px;
   
   
}

.box {
    display: block;
    position: relative;
    width: 535px;
  
    left: 225px;
    top: 140px;
	padding: 3px
}
.video_player {
	background-image: url(../../images/video4.png);
	background-repeat: no-repeat;
	display: block;
    position: relative;
    text-align: left;
    width: 110px;
	height: 55px;
   
    margin: 1% 0 0 8%;
}

.img {
    display: inline-block;
    position: relative;
    vertical-align: top;
}
span.blue {
    color: #025b94;
    display: block;
    width: 265px;
    font-family: 'PFTransport-Regular';
    text-align: left;
    position: relative;
    /* height: 40px; */
    
    line-height: 2.5em;
    font-size: 22px;
    padding: 1px;
    margin-left: 42px;
}

.clearfix {
	width: 100%;
	clear: both;
	height: 20px;
}

label {
	top: 0;
	color: #000;
	font-size: 17px;
	display: inline-block;
	font-family: 'NexaRegular';
	padding: 1px;
	text-align: center;
	line-height: 1.8em;
}

.input2 {
	width: 340px;
	text-align: left;
	font-family: 'PFTransport-Regular';
	border: none;
	position: relative;
	border-bottom: 1px dashed #000;
	font-size: 16px;
	background: none;
	padding: 0;
	top: 0;
	left: 0;
	margin: 0;
}
.input1 {
	width: 115px;
	text-align: center;
	font-family: 'PFTransport-Regular';
	border: none;
	position: relative;
	border-bottom: 1px dashed #000;
	font-size: 17px;
	background: none;
	padding: 0;
	top: 0;
	left: 0;
	margin: 0;
}

footer {
	left: 0;
	bottom: 0;

	width: 100%;
	overflow: hidden;
}
        * {
            margin: 0;
            padding: 0;
            position: relative;
        }

       

        .toggle,
        .toggler {
            display: inline-block;
            vertical-align: middle;
            margin: 2px;
        }

        .toggler {
            color: slategray;
            transition: .2s;
        }

        .toggler--is-noactive {
            background: url(../../../assets/images/off.png);
            -webkit-background-size: cover;
            -moz-background-size: cover;
            -o-background-size: cover;
            background-size: cover;
            background-size: 100%;
            background-repeat: no-repeat;
            width: 40px;
            height:25px;

        }

        .toggler--is-active {
            color: black;
            background: url(../../../assets/images/on.png);
            -webkit-background-size: cover;
            -moz-background-size: cover;
            -o-background-size: cover;
            background-size: cover;
            background-size: 100%;
            background-repeat: no-repeat;
            width: 40px;
            height: 25px;

        }

        .b {
            display: block;
        }

        .toggle {
             width: 45px;
            height: 25px;
            border-radius: 100px;
            background-color: #ccc;
            overflow: hidden;
            box-shadow: inset 0 0 2px 1px rgba(0, 0, 0, 0.05);
        }

        .cc {
            width: 45px;
            height: 25px;
            border-radius: 100px;
            background-color: #2ecc71;
            overflow: hidden;
            box-shadow: inset 0 0 2px 1px rgba(0, 0, 0, 0.05);
        }

        .check {
            position: absolute;
            display: block;
            cursor: pointer;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            opacity: 0;
            z-index: 6;
        }

        .check:checked~.switch {
            right: 2px;
            left: 37.5%;
            transition: 0.25s cubic-bezier(0.785, 0.135, 0.15, 0.86);
            transition-property: left, right;
            transition-delay: .08s, 0s;
        }

        .switch {
            position: absolute;
            left: 2px;
            top: 2px;
            bottom: 2px;
            right: 37.5%;
            background-color: #fff;
            border-radius: 36px;
            z-index: 1;
            transition: 0.25s cubic-bezier(0.785, 0.135, 0.15, 0.86);
            transition-property: left, right;
            transition-delay: 0s, .08s;
            box-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
        }