body {
    color: #333;
    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
    background-image: url(background.png);
}

a {
    text-decoration: none;
}

.heading-img {
	display: block;
	width: 80%;
	max-width: 500px;
	margin: auto;
}

.epframe {
    margin: auto;
    max-width: 900px;
    text-align: center;
    padding: 24px;
}

.epsquare,
.epsquareplus {
    width: 23%;
    padding-bottom: 23%;
    position: relative;
    margin: 0.5%;
    display: inline-block;
    background-size: cover;
}

.epsquareplus {
    padding-bottom: 0
}

.epsrect {
    width: 23%;
    padding-bottom: 32.2%;
    position: relative;
    margin: 0.5%;
    display: inline-block;
    background-size: contain;
    background-repeat: no-repeat;
    border: 1px solid #ccc;
}

.epsrect.buchvoll {
	background-image: url(gwoe-arbeitsbuch-5v.jpg);
}
.epsrect.buchkompakt {
    background-image: url(gwoe-arbeitsbuch-5k.jpg);
}
.epsrect.buchkodex {
	background-image: url(epecg.png);
}
.epsrect.buchregel {
	background-image: url(gwoe-regelwerk.jpg); background-size: 100%;
}

.eptextfunc {
    width: 100%;
    font-weight: bold;
    position: absolute;
    color: white;
    bottom: 20%;
    font-size: 1.35rem;
}

.eptextfunc.kodex {
    color: #5a5a5a;
    text-transform: uppercase;
    text-align:left;
    padding-left: 24px;
    font-size: 95%;
}

.eptexttool {
    width: 100%;
    position: absolute;
    color: white;
    bottom: 8%;
}

.epcolwiki {
    background-color: #009da5;
    background-image: url(epwiki.png);
}

.epcolprojekte {
    background-color: #889e33;
    background-image: url(epprojekte.png);
}

.epcolmail {
    background-color: #0099CC;
    background-image: url(epmail.png);
}

.epcolmaillist {
    background-color: #99CC00;
    background-image: url(epmaillist.png);
}

.epcolcloud {
    background-color: #3B6CA6;
    background-image: url(epcloud.png);
}

.epcolsmartwe {
    background-color: #E05656;
    background-image: url(epsmartwe.png);
}

.epcolcode {
    background-color: #40B075;
    background-image: url(epcode.png);
}

.epcolforum {
    background-color: #FF9900;
    background-image: url(epforum.png);
}

@media only screen and (max-width: 900px) {
    .epsquare {
        width: 30%;
        padding-bottom: 30%;
    }
    .epsrect {
        width: 30%;
        padding-bottom: 42%;
    }
    .epsquareplus {
        width: 30%;
    }
}
@media only screen and (max-width: 640px) {
	.epframe {
		padding: 24px 0px 24px 0px;
	}
	.epsquare {
		width: 40%;
		padding-bottom: 40%;
	}
	.epsrect {
		width: 40%;
		padding-bottom: 56%;
	}
	.epsquareplus {
		width: 40%;
	}
}

@media only screen and (max-width: 450px) {
	.epsquare {
		width: 46%;
		padding-bottom: 50%;
		margin: 1.5%;
	}
	.epsrect {
		width: 45%;
		padding-bottom: 70%;
		margin: 1.5%;
	}
	.epsquareplus {
		width: 50%;
		margin: 1.5%;
	}
}

@media only screen and (max-width: 350px) {
	.epsquare {
		width: 49%;
		margin: 0;
	}
}