.header {
  color: #fff;
  background: url("../img/binary-code-6109177_1280.png") no-repeat left top;
  background-size: cover;
  padding: 220px 0;
  position: relative;
  overflow: hidden;
  z-index: 0;
}

#customers {
  font-family: Arial, Helvetica, sans-serif;
  border-collapse: collapse;
  width: 100%;
}

#customers td, #customers th {
  border: 1px solid #ddd;
  padding: 8px;
}

#customers tr:nth-child(even){background-color: #f2f2f2;}

#customers tr:hover {background-color: #ddd;}

#customers th {
  padding-top: 12px;
  padding-bottom: 12px;
  text-align: left;
  background-color: #04AA6D;
  color: white;
}

.nav-gesamt
{
  background-color: black;
}


table, th, td, caption {
  border: thin solid #a0a0a0;
}

table {
  border-collapse: collapse;
  border-spacing: 0;
  border-width: thin 0 0 thin;
  margin: 0 0 1em;
  table-layout: auto;
  max-width: 100%;
}
th, td {
  font-weight: normal;
  text-align: left;
}
th, caption {
  background-color: #f1f3f4;
  font-weight: 700;
}


table { table-layout: auto }
.header:before {
  content: "";
  position: absolute;
  width: 1dvb;
  height: 100%;
  top: 0;
  left: 0;
  background: rgba(0,0,0,0.5);
  z-index: -1;
}


.heading {
  text-shadow: 0 0 4px #000;
    font-size: 1.1em;
}
.content {
  padding: 1em;
}
.contact {
  border: 1px solid #fff;
  max-width: 200px; 
  text-align: center;
  margin-top: 2em;
  background: rgba(255,255,255,0.2); 
  transition: background 300ms linear, border 300ms linear;}

.contact a, .contact:focus a {color: #fff; padding: 1em; background-color: rgb(168, 150, 0);}
.contact:hover, .contact:focus {background: rgba(0,0,0,0.3); border: 1px solid #9DCFFD;}
.contact:hover a, .contact:focus a {color:#9DCFFD}
.light_bg {background: #fff;}
.dark_bg {background: rgb(168, 150, 0);}
.intro-img {margin-bottom: 1em;width: 100%;}
.thin {font-weight: 100;}
.primary {color:  rgb(168, 150, 0);}
.title {color:  rgb(0, 151, 168);}
h2.title {font-size: 2.25em; margin-top: 1em; width: 100%; clear: both;}
.shadow-box {box-shadow: 3px 3px 10px #666; border-radius: 5px; height: 520px;}
main {padding: 2em 0;}
.text a {color: #080;font-weight: 500;}
.text a:hover, .text a:focus {color:#0e3292}

.infobox h3 {
  color: #fff;
  background: #080;
  padding:0.5em;
}
.infobox .markup-info {padding: 1em; border: 1px solid #aaa;}



/*********** Cards *******************/
.cards {background: #eee;}
.cards > .row {overflow: visible;}
.card { 
 
  
  padding-top: 2em;
  padding-bottom: 2em;
  margin: 1em 0;
  transition: transform 200ms linear;}
.card img {
  clear: both;
  display: block; 
  filter: grayscale(0.4);
  transition: filter 300ms linear;
}
.card .btn {
  max-width: 150px; 
  margin-top: 1em;
  position: absolute;
  left: 0;
  bottom: 0;
}
.card-heading {
  
  padding: 0.5em 1em; 
  color: rgb(240, 244, 244); 
}
.card .intro {
  min-height: 200px; 
  position: relative;
}
.card.link-box .intro {min-height: 100px;}
.card .intro h3 {color:  rgb(168, 150, 0);}
.card-heading h2 {
  margin-bottom: 0; 
  font-weight: 500;
  text-transform: uppercase;
}
.card:hover {transform: translate3d(0,-5%,0);}
.card:hover  img {filter: grayscale(0);}

footer {
  min-height: 100px;
}
footer h3 {line-height: 100px;}

@media screen and (min-width:737px) {

  .card .btn {
    position: absolute;
    left: 0;
    bottom: 0;
  }
  img {
    max-width: 100%;
    height: auto;
    
  }
  
}
@media screen and (min-width:992px){
  .img-holder {
    position: absolute;
    top: 3em;
    right: 0;
    width: 45%;
    max-width: 800px;
  }
  
 

} 
@media screen and (min-width:1200px) {

  .header:before {
    width: 50%;
    box-shadow: 0 0 200px 250px rgba(0,0,0,0.5);
}

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