/*VIEWPORT: SMART */
@media only screen and (max-width: 600px) {
  body {
    background-color: lightblue;
    font-size: 125%;
    }
    
    header { 
	 /* background: #0B3B0B; */
		min-width: 16em;
		max-width: 16em;
 
    	background: #0B0B3B;
      border-color: #0B0B3B;
    margin-bottom: 20px;
    margin-left: 20px;
    margin-top: 0px;
    padding: 5px;
    border-radius: 0.5em 0.5em 0.5em;
    box-shadow: 1px 0px 1px white, 0 0.2em   0.4em  white;
    /*visibility: hidden;*/
    position:fixed;
    }
  header ul {
  display: flex;
  flex-direction: column;
  }
article ul {
  display: flex;
  flex-direction: column;
  }
#mehrspaltig {
	 margin-left: 40px;
	 margin-top: 280px;
	 min-width: 8em;
    max-width: 25em; 
    flex: 1; 
    display: flex; 
    flex-direction: column;
} 

/* Ende */
}