/***************** Allgemein ***********************/
*{ padding:0; margin:0; }

/***************** Bugfixes ***************************/
/* IE 6 */
* html body{ overflow:hidden; }
* html .main-content p { font-size:12px; }

/* IE 7 */
*:first-child+html body { overflow:hidden; }

/* Opera */
@media screen and (min-width:0px){
	body { overflow-y:scroll; }
}

/***************** Body ***************************/
 body {
	 font-size:62.5%; 
	 background-color:rgb(255,255,255); 
	 font-family:verdana,arial,sans-serif;
	 overflow-y:scroll;
} /*Font-size: 1.0em = 10px when browser default size is 16px*/
.page-container {width:900px; margin:0px auto; margin-top:10px; margin-bottom:10px; border:solid 1px rgb(150,150,150); font-size:1.0em;}
.main {clear:both; width:900px; padding-bottom:30px; background:transparent url(../img/bg_main_withnav.jpg) top left repeat-y;}
.main-navigation {display:inline /*Fix IE floating margin bug*/; float:left; width:200px; overflow:visible !important /*Firefox*/; overflow:hidden /*IE6*/;}
.main-content {display:inline; /*Fix IE floating margin bug*/; float:left; width:640px; margin:0 0 0 30px; overflow:visible !important /*Firefox*/; overflow:hidden /*IE6*/;}
.footer {clear:both; width:900px; padding:1.0em 0 1.0em 0; background:rgb(225,225,225) url(../img/bg_foot.jpg) no-repeat; font-size:1.0em; overflow:visible !important /*Firefox*/; overflow:hidden /*IE6*/;}

/* --- For alternative headers START PASTE here --- */

/* HEADER */
.header {width:900px; font-family:"trebuchet ms",arial,sans-serif;}

.header-top {
	width:900px; 
	height:80px; 
	background:#f0f0f0 url(../img/header_top_neu.jpg); 
	overflow:visible !important /*Firefox*/; 
	overflow:hidden /*IE6*/;
}

.header-attoworld-links {
	width:900px;
	height:200px;
	overflow:visible !important /*Firefox*/;
	overflow:hidden /*IE6*/;
	background-image:url(../img/header_attoworld_links.jpg);
	background-repeat:no-repeat;
}

.header-attoworld-contact {
	width:900px;
	height:200px;
	overflow:visible !important /*Firefox*/;
	overflow:hidden /*IE6*/;
	background-image:url(../img/header_attoworld_contact.jpg);
	background-repeat:no-repeat;
}

.header-attoworld-imprint {
	width:900px;
	height:200px;
	overflow:visible !important /*Firefox*/;
	overflow:hidden /*IE6*/;
	background-image:url(../img/header_attoworld_imprint.jpg);
	background-repeat:no-repeat;
}

.header-attoworld-positions {
	width:900px;
	height:200px;
	overflow:visible !important /*Firefox*/;
	overflow:hidden /*IE6*/;
	background-image:url(../img/header_attoworld_positions.jpg);
	background-repeat:no-repeat;
}

.header-attoworld-publications {
	width:900px;
	height:200px;
	overflow:visible !important /*Firefox*/;
	overflow:hidden /*IE6*/;
	background-image:url(../img/header_attoworld_publications.jpg);
	background-repeat:no-repeat;
}

.header-attoworld-people {
	width:900px;
	height:200px;
	overflow:visible !important /*Firefox*/;
	overflow:hidden /*IE6*/;
	background-image:url(../img/header_attoworld_people.jpg);
	background-repeat:no-repeat;
}

.header-attoworld-research {
	width:900px;
	height:200px;
	overflow:visible !important /*Firefox*/;
	overflow:hidden /*IE6*/;
	background-image:url(../img/header_attoworld_research.jpg);
	background-repeat:no-repeat;
}

.header-attoworld-remi {
	width:900px;
	height:200px;
	overflow:visible !important /*Firefox*/;
	overflow:hidden /*IE6*/;
	background-image:url(../img/header_attoworld_remi.jpg);
	background-repeat:no-repeat;
}

.header-attoworld-peem {
	width:900px;
	height:200px;
	overflow:visible !important /*Firefox*/;
	overflow:hidden /*IE6*/;
	background-image:url(../img/header_attoworld_peem.jpg);
	background-repeat:no-repeat;
}

.header-attoworld-nano {
	width:900px;
	height:200px;
	overflow:visible !important /*Firefox*/;
	overflow:hidden /*IE6*/;
	background-image:url(../img/header_attoworld_nano.jpg);
	background-repeat:no-repeat;
}

.header-attoworld-attosecimaging {
	width:900px;
	height:200px;
	overflow:visible !important /*Firefox*/;
	overflow:hidden /*IE6*/;
	background-image:url(../img/header_attoworld_attosecimaging.jpg);
	background-repeat:no-repeat;
}


.header-bottom {
	width:900px; 
	height:40px; 
	background:rgb(255,255,255) url(../img/bg_head_breadcrumbs.jpg) repeat-y;
}

.header-breadcrumbs {
	clear:both; 
	width:900px; 
	padding:1.0em 0 1.5em 0; 
	background:rgb(255,255,255) url(../img/bg_head_breadcrumbs.jpg) repeat-y;}

/********************/
/*  HEADER SECTION  */
/********************/
.sitelogo {
	width:118px;
	height:71px;
	position:absolute;
	z-index:1;
	margin-right: 0;
	margin-bottom: 0;
}

.sitename {
	width:300px; 
	height:45px; 
	position:absolute; 
	z-index:1; 
	margin:10px 0 0 150px; 
	overflow:visible !important /*Firefox*/; 
	overflow:hidden /*IE6*/;
}

.sitename h1 {
	font-size:240%;
}

.sitename h2 {
	font-family:arial,sans-serif;
	line-height:160%;
	margin:-4px 0 0 0; 
	color:#000000; 
	font-size:140%;
}

.sitename a {text-decoration:none; color:rgb(125,125,125);}
.sitename a:hover {text-decoration:none; color:rgb(50,50,50);}

.space {width:350px; position:absolute; z-index:2; margin:25px 0 0 0; margin-left:550px !important /*Firefox*/; margin-left:553px /*IE6*/;}
.space ul {float:right; padding:0 20px 0 0;}
.space li {display:inline; list-style:none;}
.space li a {padding:0 0 0 3px;}
.space a:hover {text-decoration:none;}
.space a img {height:14px; border:none;}

.nav_top {width:350px; position:absolute; z-index:3; margin:45px 0 0 550px;}
.nav_top ul {float:right; padding:0 15px 0 0; font-weight:bold;}	
.nav_top li {display:inline; list-style:none;}
.nav_top li a {display:block; float:left; padding:2px 5px 2px 5px; color:rgb(125,125,125); text-decoration:none; font-size:120%;}
.nav_top a:hover {text-decoration:none; color:rgb(50,50,50);}

.sitemessage {width:400px; height:120px; position:absolute; z-index:1; margin:20px 0 0 480px; color:rgb(234,239,247); /*overflow:visible !important /*Activate if Firefox print problems*/; overflow:hidden /*IE6*/;}
.sitemessage h1 {width:400px; text-align:right; font-size:230%;}
.sitemessage h2 {float:right; width:320px; margin:8px 0 0 0; text-align:right; line-height:100%; font-size:160%;}
.sitemessage h3 {float:right; width:320px; margin:10px 0 0 0; text-align:right; font-size:140%;}
.sitemessage h3 a {text-decoration:none; color:rgb(234,239,247);}
.sitemessage h3 a:hover {text-decoration:none; color:rgb(50,50,50);}

/*Drop-down menu*/
.nav2 {
	float:left;
	width:900px;
	border:none;
	background:#dcdcdc url(../img/bg_head_bottom_nav.jpg) no-repeat;
	color:#4b4b4b;
	font-size:130%;
	height: 40px;
} /*Color navigation bar normal mode*/

.nav2 ul {list-style-type:none;}
.nav2 ul li {float:left; position:relative; z-index:auto !important /*Non-IE6*/; z-index:1000 /*IE6*/; border-right:solid 1px rgb(175,175,175);}
.nav2 ul li a {float:none !important /*Non-IE6*/; float:left /*IE-6*/; display:block; height:3.1em; line-height:3.1em; padding:0 16px 0 16px; text-decoration:none; font-weight:bold; color: rgb(100,100,100);}
.nav2 ul li ul {display:none; border:none;}

/*Non-IE6 hovering*/
.nav2 ul li:hover a {background-color:rgb(210,210,210); text-decoration:none;} /*Color main cells hovering mode*/
.nav2 ul li:hover ul {display:block; width:10.0em; position:absolute; z-index:999; top:3.0em; margin-top:0.1em; left:0;}
.nav2 ul li:hover ul li a {display:block; width:10.0em; height:auto; line-height:1.3em; margin-left:-1px; padding:4px 16px 4px 16px; border-left:solid 1px rgb(175,175,175); border-bottom: solid 1px rgb(175,175,175); background-color:rgb(237,237,237); font-weight:normal; color:rgb(50,50,50);} /*Color subcells normal mode*/
.nav2 ul li:hover ul li a:hover {background-color:rgb(210,210,210); text-decoration:none;} /*Color subcells hovering mode*/

/*IE6 hovering*/
.nav2 table {position:absolute; top:0; left:0; border-collapse:collapse;}
.nav2 ul li a:hover {background-color:rgb(210,210,210); text-decoration:none;} /*Color main cells hovering mode*/
.nav2 ul li a:hover ul {display:block; width:10.0em; position:absolute; z-index:999; top:3.1em; t\op:3.0em; left:0; marg\in-top:0.1em;}
.nav2 ul li a:hover ul li a {display:block; w\idth:10.0em; height:1px; line-height:1.3em; padding:4px 16px 4px 16px; border-left:solid 1px rgb(175,175,175); border-bottom: solid 1px rgb(175,175,175); background-color:rgb(237,237,237); font-weight:normal; color:rgb(50,50,50);} /*Color subcells normal mode*/
.nav2 ul li a:hover ul li a:hover {background-color:rgb(210,210,210); text-decoration:none;} /*Color subcells hovering mode*/

.header-breadcrumbs ul {float:left; width:560px; list-style:none; padding:0 0 0 15px; font-family:verdana,arial,sans-serif;}
.header-breadcrumbs ul li {display:inline; padding:0 0 0 10px; background:transparent url(../img/bg_bullet_arrow.gif) no-repeat 0 50%; font-weight:bold; color:rgb(125,125,125); font-size:100%;}
.header-breadcrumbs ul a {color:rgb(70,122,167); text-decoration:none;}
.header-breadcrumbs ul a:hover {color:rgb(42,90,138); text-decoration:underline;}

.header-breadcrumbs .searchform {float:right; width:285px; padding:0 17px 0px 0px !important /*Non-IE6*/; padding:0 12px 0px 0px /*IE6*/;}
.header-breadcrumbs .searchform form fieldset {float:right; border:none;}
.header-breadcrumbs .searchform input.field {width:10.0em; padding:0.2em 0 0.2em 0; border:1px solid rgb(200,200,200); font-family:verdana,arial,sans-serif; font-size:120%; }
.header-breadcrumbs .searchform input.button {width:3.0em; padding:1px !important /*Non-IE6*/; padding:0 /*IE6*/; background:rgb(230,230,230); border:solid 1px rgb(150,150,150); text-align:center; font-family:verdana,arial,sans-serif; color:rgb(150,150,150); font-size:120%;}
.header-breadcrumbs .searchform input.button:hover {cursor:pointer; border:solid 1px rgb(80,80,80); background:rgb(220,220,220); color:rgb(80,80,80);}

/* --- For alternative headers END PASTE here --- */

/******************/
/*  MAIN SECTION  */
/******************/

/* MAIN NAVIGATION */
.main-navigation .round-border-topright {width:10px; height:10px; position:absolute; z-index:10; margin:0 0 0 190px; background:url(../img/bg_corner_topright.gif) no-repeat;}

/* MAIN CONTENT */
.column1-unit {width:640px; margin-bottom:10px !important /*Non-IE6*/; margin-bottom:5px /*IE6*/;}

.students-unit {
	width:640px; 
	margin-bottom:10px !important /*Non-IE6*/; 
	margin-bottom:5px /*IE6*/;
	margin-top:10px !important /*Non-IE6*/;
	margin-top:5px /*IE6*/;
}

.column2-unit-left {float:left; width:300px; margin-bottom:10px !important /*Non-IE6*/; margin-bottom:5px /*IE6*/;}
.column2-unit-right {float:right; width:300px; margin-bottom:10px !important /*Non-IE6*/; margin-bottom:5px /*IE6*/;}


.column3-unit-left {float:left; width:186px; margin-bottom:10px !important /*Non-IE6*/; margin-bottom:5px /*IE6*/}

.students-left {
	float:left; 
	width:160px; 
	margin-bottom:10px !important /*Non-IE6*/; 
	margin-bottom:5px /*IE6*/;
	margin-left:5px;
	
}

.students-header-left {
	float:left; 
	width:160px; 
	margin-bottom:10px !important /*Non-IE6*/; 
	margin-bottom:5px /*IE6*/;
	background-color:#E1E1E1;
	padding-left:5px;
	
}

.column3-unit-middle {float:left; width:186px; margin-bottom:10px !important /*Non-IE6*/; margin-bottom:5px /*IE6*/; margin-left:40px;}

.students-middle {
	float:left;
	width:210px;
	margin-bottom:10px !important /*Non-IE6*/;
	margin-bottom:5px /*IE6*/;
	margin-left:10px;
	margin-left:15px;
}

.students-header-middle {
	float:left;
	width:220px;
	margin-bottom:10px !important /*Non-IE6*/;
	margin-bottom:5px /*IE6*/;
	margin-left:10px;
	background-color:#E1E1E1;
	padding-left:5px;
}

.column3-unit-right {float:right; width:186px; margin-bottom:10px !important /*Non-IE6*/; margin-bottom:5px /*IE6*/;}

.students-right {
	float:right;
	width:225px;
	margin-bottom:10px !important /*Non-IE6*/;
	margin-bottom:5px /*IE6*/;
	margin-left:20px;
}

.students-header-right {
	float:left;
	width:220px;
	margin-bottom:10px !important /*Non-IE6*/;
	margin-bottom:5px /*IE6*/;
	margin-left:10px;
	background-color:#E1E1E1;
	padding-left:5px;
}

.main img.top_arrow {
	border:none;
}

.top_arrow {
	padding-top:10px;
	padding-left:580px;
}

a.top_arrow {
	text-decoration:none;
	font-weight:normal;
}

a:hover.top_arrow{
	text-decoration:none;
}

.arrow { margin-top:5px; margin-left:550px;  }
.main .arrow a img { border:none; }
.main .arrow a:hover img { border:none; text-decoration:none; }
.main .arrow a:hover { text-decoration:none; }


/********************/
/*  FOOTER SECTION  */
/********************/
.footer p {line-height:1.3em; text-align:center; color:rgb(125,125,125); font-weight:bold; font-size:110%;}
.footer p.links {font-weight:normal;}
.footer a {text-decoration:underline; color:rgb(125,125,125);}
.footer a:hover {text-decoration:none; color:rgb(0,0,0);}
.footer a:visited {color:rgb(0,0,0);}

/******************/
/*  CLEAR FLOATS  */
/******************/
.page-container:after, .header:after, .header-breadcrumbs:after, .main:after, .main-navigation:after, .main-content:after {content:"."; display:block; height:0; clear:both; visibility:hidden;}
.column1-unit:after, .column2-unit-left:after, .column2-unit-right:after, .column3-unit-left:after, .students-left:after, .column3-unit-middle:after, .students-middle:after, .column3-unit-right:after {content:"."; display:block; height:0; clear:both; visibility:hidden;}
.footer:after, p:after {content:"."; display:block; height:0; clear:both; visibility:hidden;}

.clear-contentunit {
	clear:both; 
	width:640px; 
	height:0.1em; 
	border:none; 
	background:#d2d2d2; 
	color:#d2d2d2;
}

.clear-events {
	clear:both; 
	width:640px; 
	height:0.1em; 
	border:none; 
	background:#d2d2d2; 
	color:#d2d2d2;
}

/********************************/
/*  PRINTING and MISCELLANEOUS  */
/********************************/
@media print {.header-top {width:900px; height:80px; background:rgb(240,240,240); overflow:visible !important /*Firefox*/; overflow:hidden /*IE6*/;}}
@media print {.header-breadcrumbs {width:900px; background:transparent;}}
@media print {.nav2 {float:left; width:900px; border:none; background:rgb(240,240,240); color:rgb(75,75,75); font-size:1.0em; font-size:130%;}} /*Color navigation bar normal mode*/
@media print {.main {clear:both; width:900px; padding-bottom:30px; background:transparent;}}
@media print {.main-navigation {display:inline /*Fix IE floating margin bug*/; float:left; width:199px; border-right:solid 1px rgb(200,200,200); border-bottom:solid 1px rgb(200,200,200); background-color:rgb(240,240,240); overflow:visible !important /*Firefox*/; overflow:hidden /*IE*/;}}
@media print {.footer {clear:both; width:900px; height:3.7em; padding:1.1em 0 0; background:rgb(240,240,240); font-size:1.0em; overflow:visible !important /*Firefox*/; overflow:hidden /*IE6*/;}}