.btn {
	border: none;
	color: #5d5d5d;
	cursor: pointer;
	float: left;
	margin-right: 20px;
	margin-bottom: 10px;
	line-height: 18px;
	font-size: 18px;
	font-weight: 400;
}
.btn:hover {
	color: #e1001a;
}
.btna {
	background-image: url(bilder/trennstrich_projekte.png);
	background-image: url(bilder/trennstrich_projekte.svg), none;
	background-repeat: no-repeat;
	width: 30px;
	float: left;
	background-position: left center;
	margin-right: 20px;
	font-size: 18px;
	line-height: 18px;
}
.btnb {
	float: left;
	-webkit-box-sizing: border-box;
	-moz-box-sizing: border-box;
	box-sizing: border-box;
	margin-top: 20px;
}
.active {
	color: #e1001a;
}
#parent {
	width: 102%;
	position: relative;
	z-index: 1;
	-webkit-box-sizing: border-box;
	-moz-box-sizing: border-box;
	box-sizing: border-box;
}
.box {
	width: 33.33%;
	float: left;
	-webkit-box-sizing: border-box;
	-moz-box-sizing: border-box;
	box-sizing: border-box;
	position: relative;
	z-index: 2;
	padding-right: 1.680672268907563%; /* 20 / 1190 */
	padding-bottom: 1.680672268907563%; /* 20 / 1190 */
}
.spacer {
  clear: both;
  height: 20px;
}
@media screen and (max-width:768px) {
#parent {
	width: 101%;
	padding-left: 5.172413793103448%;
	padding-right: 5.172413793103448%;
}
.box {
	width: 50%;
	float: left;
}
.btnb {
	width: 100%;
	padding-left: 5.172413793103448%;
	padding-right: 5.172413793103448%;
}
.btna {
	width: 10px;
	margin-right: 15px;
}
.btn {
	margin-right: 15px;
}
}
@media screen and (max-width:640px) {
.btn {
	width: 100%;
	clear: both;
	line-height: 14px;
	font-size: 14px;
}
.btna {
	display: none;
}
.active {
	background-image: url(bilder/trennstrich_projekte.png);
	background-image: url(bilder/trennstrich_projekte.svg), none;
	background-repeat: no-repeat;
	background-position: right center;
}
}