@-ms-viewport {
      width: device-width;
    }
    @viewport {
      width: device-width;
    }
    body {
      font-size: 110%;
		font-family: Verdana, Arial, "Helvetica Neue", sans-serif;
      line-height: 1.4;
      color: #4169e1;
      background-color: #F5F5F5;
      margin: 0;
    }

    h1 {
      font-size: 3rem;
      font-weight: normal;
      text-align: center;
      padding: 2rem;
      margin: 0;
    }
	
	.bildlinks {
	float: left;
margin: 0.5rem 0.5rem 0.7rem 0;
	}

	.bildrechts {
	float: right;
margin: 0.5rem 0 0.7rem 0.5rem;		
	}
	
	.clb {
		clear: both;
	}
	
/* ------------------------ */
ul {
  list-style-type: none;
  margin: 0;
  padding: 0;
  overflow: hidden;
  background-color: #263238;
}

li {
  float: left;
}

li a, .dropbtn {
  display: inline-block;
  color: white;
  text-align: center;
  padding: 14px 16px;
  text-decoration: none;
}

li a.aktuell {
      font-weight: bold;
    }

li a:hover, .dropdown:hover .dropbtn {
  color: white;
  background-color: royalblue;
}

li.dropdown {
  display: inline-block;
}

.dropdown-content {
  display: none;
  position: absolute;
  background-color: lightskyblue;
  min-width: 160px;
  box-shadow: 0px 20px 20px 0px rgba(0,0,0,0.2);
  z-index: 1;
}

.dropdown-content a {
  color: black;
  padding: 12px 16px;
  text-decoration: none;
  display: block;
  text-align: left;
    transition: all 0.7s ease;
}

.dropdown-content a:hover {
	color: royalblue;
	background-color: white;}

.dropdown:hover .dropdown-content {
  display: block;
}

div.re {
  text-align: right;
}

    main {
		background-color: #FFFFFF;		
      max-width: 70rem;/* 62rem */
      margin: auto;
      display: flex;
    }

/* ---------------  a - side ---------------- */
    aside {
      width: 10%;
      margin: 0 1rem;
     text-decoration: none;
	list-style-type:none;		
	display: block;
     padding: 0.5rem;
	 }
	
    aside a {
     color: blue;
	 background-color: white;	
     text-decoration: none;
	list-style-type:none;		
	display: block;
     padding: 0.5rem;
    }	
    
	aside a:hover {
     color: #0000Cd;
	 background-color: #F0F8FF;	
	 text-decoration: none;
	list-style-type:none;		
	display: block;
     padding: 0.5rem;
    }
/* ---------------  a - side ---------------- */
	
	.none {
	list-style-type:none;		
	}
	
    article {
      width: 72%; /*  50% */
      margin: 0 2rem;
    }

    articleR {
      width: 2%; /*  50% */
      margin: 0 2rem;
    }
	
    footer {
  text-align:center;
  background-color: #D3d3d3;
  color: royalblue;
      padding: 0.5rem;
      margin-top: 0.5rem;
    }

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

    /* Button bei großen Viewports ausblenden */
   .navigation button {
      display: none;
    }

    @media screen and (max-width: 530px) {
      main {
        display: block;
      }
      article {
        width: auto;
      }
      aside {
        width: auto;
      }
      nav ul {
        display: block;
        padding-left: 0;
      }
      nav li {
        margin: 2px 0px;
        background: #222;
      }
      .navigation button {
        position: absolute;
        top: 0rem;
        right: 0.5rem;
        border: 0;
        background: white;
        color: black;
        font-size: inherit;
        display: block;
      }
      .navigation ul {
        display: none;
        margin-top: 2rem;
        margin-left: 1rem;
      }
      [aria-expanded="true"]~ul {
        display: block;
      }
    }