/* Stylesheet Header und Gallery  */

/* Header */

header {
 
  color:#777;
  background: rgba(250, 250, 250,1);
  margin: 0 auto;
  padding-left: .8em;
  padding-right: .5em;
  margin-left: .5em;
  margin-right: .5em;
  border-bottom: 2px solid green;
  border-bottom-left-radius: 10px;
  border-bottom-right-radius: 10px;
  position: sticky;
  top: 0;
  z-index: 1;
   box-shadow: 0 4px 8px #555;
  max-width: 1280px;
}
header h1 {
  padding: 0;
}

/* Gallery */

gallery {
  color: #f2f2f2;
  font-family: "Times New Roman", Times, serif;
  background-color: #fafafa; 
  max-width: 1280px;
}
figure { 
  background-color: #fafafa;
  margin:0px;
  padding-top: .2em;
  display: block; 
  position: relative; 
  overflow: hidden;
  width: 100%;
  margin: 0 auto;
}
figure:before { 
  content: "?"; 
  position: absolute; 
  background: rgba(255,255,255,0.75); 
  color: black;
  width: 24px;
  height: 24px;
  bottom:30px; left:20px;
  border-radius: 12px;
  text-align: center;
  font-size: 14px;
  line-height: 24px;
  transition: all 0.6s ease;
  opacity: 0.75;  
}
.gallery img {
  width: 100%;
  margin: auto;
  border-top: 1px solid green;
  border-radius: 10px 10px 0 0;
}
figcaption { 
  position: absolute; 
  background: rgba(0,0,0,0); 
  color: white; 
  padding: 10px 35px;
  width:100%; 
  opacity: 0;
  bottom: -10%; 
  left: 0;
  transition: all 0.6s ease;
}
figure:hover figcaption {
  opacity: 1;
  bottom: 0;
}




/* First the Grid */