/*! normalize.css v2.1.2 | MIT License | git.io/normalize */

/* ==========================================================================
   HTML5 display definitions
   ========================================================================== */

/**
 * Correct `block` display not defined in IE 8/9.
 */

article,
aside,
details,
figcaption,
figure,
footer,
header,
hgroup,
main,
nav,
section,
summary {
    display: block;
}

/**
 * Correct `inline-block` display not defined in IE 8/9.
 */

audio,
canvas,
video {
    display: inline-block;
}

/**
 * Prevent modern browsers from displaying `audio` without controls.
 * Remove excess height in iOS 5 devices.
 */

audio:not([controls]) {
    display: none;
    height: 0;
}

/**
 * Address styling not present in IE 8/9.
 */

[hidden] {
    display: none;
}

/* ==========================================================================
   Base
   ========================================================================== */

/**
 * 1. Set default font family to sans-serif.
 * 2. Prevent iOS text size adjust after orientation change, without disabling
 *    user zoom.
 */

html {
    font-family: Arial, Verdana, sans-serif; /* 1 */
    -ms-text-size-adjust: 100%; /* 2 */
    -webkit-text-size-adjust: 100%; /* 2 */
}

/**
 * Remove default margin.
 */



========================================================================== 
/**
 * Address `outline` inconsistency between Chrome and other browsers.
 */

a:focus {
    outline: thin dotted;
}

/**
 * Improve readability when focused and also mouse hovered in all browsers.
 */

a:active,
a:hover {
    outline: 0;
}


/* ==========================================================================
   Typography
   ========================================================================== */

/**
 * Address variable `h1` font-size and margin within `section` and `article`
 * contexts in Firefox 4+, Safari 5, and Chrome.
 */

h1 {
    font-size: 2em;
    margin: 0.67em 0;
}

/**
 * Address styling not present in IE 8/9, Safari 5, and Chrome.
 */

abbr[title] {
    border-bottom: 1px dotted;
}

/**
 * Address style set to `bolder` in Firefox 4+, Safari 5, and Chrome.
 */

b,
strong {
    font-weight: bold;
}

/**
 * Address styling not present in Safari 5 and Chrome.
 */

dfn {
    font-style: italic;
}

/**
 * Address differences between Firefox and other browsers.
 */

hr {
    -moz-box-sizing: content-box;
    box-sizing: content-box;
    height: 0;
}

/**
 * Address styling not present in IE 8/9.
 */

mark {
    background: #ff0;
    color: #000;
}

/**
 * Correct font family set oddly in Safari 5 and Chrome.
 */

code,
kbd,
pre,
samp {
    font-family: monospace, serif;
    font-size: 1em;
}

/**
 * Improve readability of pre-formatted text in all browsers.
 */

pre {
    white-space: pre-wrap;
}

/**
 * Set consistent quote types.
 */

q {
    quotes: "\201C" "\201D" "\2018" "\2019";
}

/**
 * Address inconsistent and variable font size in all browsers.
 */

small {
    font-size: 80%;
}

/**
 * Prevent `sub` and `sup` affecting `line-height` in all browsers.
 */

sub,
sup {
    font-size: 75%;
    line-height: 0;
    position: relative;
    vertical-align: baseline;
}

sup {
    top: -0.5em;
}

sub {
    bottom: -0.25em;
}

/* ==========================================================================
   Embedded content
   ========================================================================== */

/**
 * Remove border when inside `a` element in IE 8/9.
 */

img {
    border: 0;
}

/**
 * Correct overflow displayed oddly in IE 9.
 */

svg:not(:root) {
    overflow: hidden;
}

/* ==========================================================================
   Figures
   ========================================================================== */

/**
 * Address margin not present in IE 8/9 and Safari 5.
 */

figure {
    margin: 0;
}

/* ==========================================================================
   Forms
   ========================================================================== */

/**
 * Define consistent border, margin, and padding.
 */

fieldset {
    border: 1px solid #c0c0c0;
    margin: 0 2px;
    padding: 0.35em 0.625em 0.75em;
}

/**
 * 1. Correct `color` not being inherited in IE 8/9.
 * 2. Remove padding so people aren't caught out if they zero out fieldsets.
 */

legend {
    border: 0; /* 1 */
    padding: 0; /* 2 */
}

/**
 * 1. Correct font family not being inherited in all browsers.
 * 2. Correct font size not being inherited in all browsers.
 * 3. Address margins set differently in Firefox 4+, Safari 5, and Chrome.
 */

input,
select,
textarea {
    font-family: inherit; /* 1 */
    /*font-size: 100%; /* 2 */
    /*margin: 0; /* 3 */
    /*border-radius: 12px;
    /*line-height: normal;*/
   padding: 5px;
    border: 1px solid grey;
    margin-top: 8px;
    margin-right: 0px;
    font-size: 17px;


}

/**
 * Address Firefox 4+ setting `line-height` on `input` using `!important` in
 * the UA stylesheet.
 */

button
{
     border: none;
    color: white;
    padding: 10px 25px;
    text-align: center;
    text-decoration: none;
    display: inline-block;
    font-size: 16px;
/*    float: left;*/
  }


  button:hover{
  color: blue;
  background-color: #2E67A7; color: white
}

/**
 * Address inconsistent `text-transform` inheritance for `button` and `select`.
 * All other form control elements do not inherit `text-transform` values.
 * Correct `button` style inheritance in Chrome, Safari 5+, and IE 8+.
 * Correct `select` style inheritance in Firefox 4+ and Opera.
 */

button,
select {
    text-transform: none;
    float:left
}


/**
 * 1. Avoid the WebKit bug in Android 4.0.* where (2) destroys native `audio`
 *    and `video` controls.
 * 2. Correct inability to style clickable `input` types in iOS.
 * 3. Improve usability and consistency of cursor style between image-type
 *    `input` and others.
 */

button,
html input[type="button"], /* 1 */
input[type="reset"],
input[type="submit"] {
    -webkit-appearance: button; /* 2 */
    cursor: pointer; /* 3 */
}

/**
 * Re-set default cursor for disabled elements.
 */

button[disabled],
html input[disabled] {
    cursor: default;
}

/**
 * 1. Address box sizing set to `content-box` in IE 8/9.
 * 2. Remove excess padding in IE 8/9.
 */

input[type="checkbox"],
input[type="radio"] {
    box-sizing: border-box; /* 1 */
    padding: 0; /* 2 */
}

/**
 * 1. Address `appearance` set to `searchfield` in Safari 5 and Chrome.
 * 2. Address `box-sizing` set to `border-box` in Safari 5 and Chrome
 *    (include `-moz` to future-proof).
 */

input[type="search"] {
    -webkit-appearance: textfield; /* 1 */
    -moz-box-sizing: content-box;
    -webkit-box-sizing: content-box; /* 2 */
    box-sizing: content-box;

    
}

/**
 * Remove inner padding and search cancel button in Safari 5 and Chrome
 * on OS X.
 */

input[type="search"]::-webkit-search-cancel-button,
input[type="search"]::-webkit-search-decoration {
    -webkit-appearance: none;

}

/**
 * Remove inner padding and border in Firefox 4+.
 */

button::-moz-focus-inner,
input::-moz-focus-inner {
    border: 0;
    padding: 0;
}

/**
 * 1. Remove default vertical scrollbar in IE 8/9.
 * 2. Improve readability and alignment in all browsers.
 */

textarea {
    overflow: auto; /* 1 */
    vertical-align: top; /* 2 */
}

/* ==========================================================================
   Tables
   ========================================================================== */

/**
 * Remove most spacing between table cells.
 */

table {
    border-collapse: collapse;
    border-spacing: 0;
}

body{
	font-family: serif;
	font-size: 13px;
	background: #EEE;
	
}





a{color: #00F}
a:visited{color: #055;}
a:active{color: #000;}
a:hover{color:#000;}
a {font-family: arial;}

/*a:hover, a:active {
    background-color: orange;
}*/

a:hover,
a.selected {
  color: red;
  background: #efefef;
}



/*a:link, a:visited {
/*    background-color: grey;
    color: blue;*/
/*    padding: 14px 25px;*/
/*    text-align: center;*/
/*    text-decoration: none;
    display: inline-block;
}*/





header a{
	text-decoration:none
}


.pdf {
	float: right;
	margin: 0;
	padding: 10px;
	height: 1200px;
	overflow-y: auto;
	overflow-x: hippen;	
/*  width: auto;
*/	}

.container {float:left; display:block; }


#medwissen{
	position:relative;
	margin-right: 50%;
	
	}
#Fußbereich{
	clear:both;
}


header h1, h2{
	margin: 0 25px;
	}

header figure{
	text-align: center;
/*	border: 2px solid #090;*/
}
header{
	background:#FFF;
	text-align: center;
	}

#Kopfbereich{
	clear:both;
}	
	

@media screen and (max-width: 400px){

#inhalt{
width: auto;
	height: auto; 
	overflow: auto;
	float:left;
  visibility: hidden;
  display: none;
  
  }
}
	
#weiss{
	width: 800px;
	height: 470px; 
	border: 1px solid #ccc;
	margin: 10px;
	background: white;
	border: 3px solid #666;
	border-radius: 8px;
	/* overflow: auto; */
	float: left;
	
	/* position:absolute;
	left:400px;
	margin-top: 20px;
		
	 */
}

#leiste{
	figure-align:center;
	text-align: center;
}

/* #wrapper{
	float: left;

} */

footer figure{
	text-align: center;
	border: 2px /*solid #090*/;
	figure-align:center;
	
	}

footer{
	background:#FFF;
	text-align: center;
	
		
	}


  .bild {
    width: 181px;
    height: 111px;
    position: absolute;
    margin-left: 20px;
    margin-top: 5px;
}

  .search_box {
    width: 350px;
    height: 10px;
    float: left;

}


  .login {

/*
    margin-left: 200px;
    margin-top: 0px;*/
    float: right;
    border: none;
    color: black;
    padding: 10px 25px;
    text-align: center;
    display: inline-block;
    font-size: 16px;
    /*color: #00c06c;*/

}





button {
	color: #000;
	
	}
fieldset {
	background: #FFF;
	}
	
#vorwort{
	padding: 10px;
	margin: 5px;
	background: #EEFFFF;
	font-family: arial;

}
	
container medizin enzyklopädie, Main {
	float: left;
}

  <style type="text/css">
  div#NavigationDiv {
  overflow:hidden;
  }
  </style>






.dropdown-submenu.pull-left>.dropdown-menu{
  left:-100%;margin-left:10px;-webkit-border-radius:6px 0 6px 6px;-moz-border-radius:6px 0 6px 6px;border-radius:6px 0 6px 6px;}
    
.dropdown-submenu.pull-left{
  float:none;}

.dropdown-submenu>.dropdown-menu{
  top:0;left:100%;margin-top:-6px;margin-left:-1px;-webkit-border-radius:0 6px 6px 6px;-moz-border-radius:0 6px 6px 6px;border-radius:0 6px 6px 6px;}

.dropdown-submenu>a:after{
  display:block;content:" ";float:right;width:0;height:0;border-color:transparent;border-style:solid;border-width:5px 0 5px 5px;border-left-color:#cccccc;margin-top:5px;margin-right:-10px;}

.dropdown-submenu:hover>.dropdown-menu{
  display:none;}

.dropdown-submenu:hover>a:after{
  border-left-color:#000000;}

.dropdown-submenu{
  position:relative;}