portal/public/ecogood.css

body {
    color: #333;
    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
    font-size: 1rem;
    
    margin:0;
    padding:0;
    text-align:center;
    display:block; 
}

a {
    text-decoration: none;
    color: #333;
}

/*
.item-box {
    border-radius: 15px;
    position: relative;
    float: left;

    border: 1px dashed gray; 
    width: 480px; 
    height: 140px; 
    background-color: #eee; 
    margin: 20px;
    padding: 8px;
}

.item-box .image-box {
    width: 100px;
    height: 100px;
    float: left;
    padding: 10px;
}

.item-box img {
    max-width: 100%;
    max-height: 100%;
    margin: auto;
    display: block;
}

h2 {
    color: #009da5;
    font-size: 26px;
    font-weight: 500;
}
*/

#epframe {
    margin: auto;
    max-width: 900px;
    display: block;
    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%;
    background-color: none;
    position: relative;
    margin: 0.5%;
    display: inline-block;
    background-size: contain;
    background-repeat: no-repeat;
    border: 1px solid #ccc;
}

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

.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) {
	.epsquare {
		width: 40%;
		padding-bottom: 40%;
	}
	.epsrect {
		width: 40%;
		padding-bottom: 56%;
	}
	.epsquareplus {
		width: 40%;
	}
}
@media only screen and (max-width: 450px) {
	.epsquare {
		width: 50%;
		padding-bottom: 50%;
		margin: 1.5%;
	}
	.epsrect {
		width: 50%;
		padding-bottom: 70%;
		margin: 1.5%;
	}
	.epsquareplus {
		width: 50%;
		margin: 1.5%;
	}
}