.single {
  width: 100%;
  text-align: center;
} 
body {
  background-color: white;
}

/* Create three unequal columns that floats next to each other */
.column {
  float: left;
}

/* Left center and right column */
.column.left {
  width: 20%;
}
.column.left2 {
  width: 10%;
}
.column.middle {
  width: 60%;
} 
.column.right {
  width: 20%;
  display: grid;
  justify-content: center;
}
.right2 {
  width: 20%;
}
/* Clear floats after the columns */
.row:after {
  content: "";
  display: table;
  clear: both;
}

/* The navigation menu */
.navbar {
	overflow: hidden;
	background-color: #333;
}
.navbar a {
	float: left;
	color: white;
	text-align: center;
	padding: 17px 17px;
	text-decoration: none;
}
.subnav {
	float: left;
	overflow: hidden;
}
.subnav .subnavbtn {
 	border: none;
	outline: none;
	color: white;
	padding: 17px 17px;
	background-color: inherit;
}
.subnav-content{
	display: none;
	position: absolute;
	background-color: red;
	z-index: 1;
}
.subnav-content a {
	float: left;
	color: white;
	text-decoration: none;
}
.subnav-content a:hover {
	background-color: red;
	color: black;
}
.subnav:hover .subnav-content {
	display: block;
}

.ausloggen {
	float: right; 
	font-size: 2em;
}


@media screen and (max-height: 1000px) {
  /* Handy/quer */

  body {
    background-color: lightblue;
  }
  .subnav .subnav-content {
    font-size: 22px;
    border: none;
    outline: none;
  }
}

@media screen and (max-height: 1300px) {
  /* Handy/quer */
  body {
    background-color: #D22224;	/* rot */
  }
  .subnav .subnav-content {
    font-size: 20px;
    border: none;
    outline: none;
  }
}

@media screen and (max-height: 1600px) {
  /* Tab/hoch */
  body {
    background-color: lightgreen;	
  }
  .subnav .subnav-content {
    font-size: 18px;
    border: none;
    outline: none;
  }
}

@media screen and (max-height: 1900px) {
  /* PC normal quer */
  body {
/*    background-color: #522224;	lästiges lila */
    background-color: white;
  }
  .subnav {
    font-size: 16px;
  }
  .subnav .subnav-content {
    font-size: 16px;
    border: none;
    outline: none;
  }
  .nav-content .subnavbtn .subnav-content a {
    font-size: 16px;
  }
}

@media screen and (orientation: portrait) and (max-height: 2300px) {
  /* Handy/hoch */
  body {
    background-color: #929294;	/* grau */
  }
  .subnavbtn {
    font-size: 2em;
  }
  
   .subnav .subnav-content {
    font-size: 2em;
    border: none;
    outline: none;
  }
}


/* Buttons */
.button {
  background-color: #81f5b9;
  color: black;
  padding: 7px 7px;
  border-radius: 7px;
}
.button:hover {
	background-color: cyan;
}
.button_bilder {
  padding: 3px 3px;
  border-radius: 5px;
  width: 40px;
}


/* Günter */
.tabelle {
	margin: auto; border: 1px solid;
}
.textarea {
  row: 100;
  cols: 100;
}
.links {
	text-align: left; left: 0;
}
.mitte {
	text-align: center;
}
.rechts {
	text-align: right; right: 0;
}
.ergebnis {
	margin: auto;
	text-align: left;
	border-collapse: collapse;
}
.loginpicture {
	width: 20%; margin-left: auto; margin-right: auto; display:block;
}
.iconlandscape {
	height: 90%; margin: auto;
}	
.iconportrait {
	height: 60%; margin: auto;
}	
.pointer { 
	cursor: pointer;
}
.my-cyan {
	background-color:  cyan;
}
.my-yellow {
	background-color:  yellow;
}
.my-green {
	background-color:  lightgreen;
}
.my-red {
	background-color:  red;
}
.my-white {
	background-color:  #FFFFFF;
}
.error {
	background-color:  red;
}
.my-cell {
  width: 7em;
} 

.responsive {
    width: 50%;
    max-height: 100%;
    margin-left: auto;
    margin-right: auto;
}