/* Variablen für Farben */
:root {
    --my-scroll-margin: 5rem;
    --hauptfarbe: rgba(255, 193, 69, 1);
    --zweitfarbe: rgba(255, 255, 251, 1);
    --akzentfarbe: #00296d;
}

@font-face {
    font-family: "Ubuntu";
    src: local('Ubuntu'), url("fonts/ubuntu-font-family-0.83/Ubuntu-R.ttf") format('ttf');
    font-weight: normal;
    font-style: normal;
}

@font-face {
    font-family: "Ubuntu";
    src: local('Ubuntu Italic'), url("fonts/ubuntu-font-family-0.83/Ubuntu-RI.ttf") format('ttf');
    font-weight: normal;
    font-style: italic;
}

@font-face {
    font-family: "Ubuntu";
    src: local('Ubuntu Bold'), url("fonts/ubuntu-font-family-0.83/Ubuntu-B.ttf") format('ttf');
    font-weight: bold;
    font-style: normal;
}

@font-face {
    font-family: "Ubuntu";
    src: local('Ubuntu Bold Italic'), url("fonts/ubuntu-font-family-0.83/Ubuntu-BI.ttf") format('ttf');
    font-weight: bold;
    font-style: italic;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    background: var(--hauptfarbe);
}

body {
    position: relative;
    font-family: Ubuntu, Arial, Helvetica, sans-serif;
}

.container {
    max-width: 60em;
    margin: auto;
    clear: both;
    padding: 0rem 3em;
}

.header{
  position: fixed;
  top: 0;
  left: 0;
  z-index: 99;
  background: var(--hauptfarbe);
  width:100%;    
}

.header .container{
    display:flex;
}

.footer {
  position: fixed;
  bottom: 0;
  left: 0;
  z-index: 99;
  background: var(--akzentfarbe);
  color: var(--hauptfarbe);
  width:100%;
  height: 2em;
  padding: 0.3em;
}

.footer .container{
    display:flex;
}

.footer a {
    color: var(--hauptfarbe);
}

.logo {
  margin: 1.5rem 0rem;
    color: var(--akzentfarbe);
    font-weight: bold;
    font-style: italic;
    font-variant: small-caps;
    font-size: 1.5em;
}

/** Navigation **/

#mainNavigation{
  margin: 0;
  padding: 1em;
  padding-bottom:1em;
  width: 100%;
  list-style: none;
  overflow:hidden;
}

#mainNavigation li {
  float: left;
  line-height: 2em;
  text-align: center;
  margin: 0;
/*   border: solid 1px var(--akzentfarbe); */
/*   border-radius: .5em; */
/*   line-height: 150%; */
  font-family: Ubuntu; Arial bold, Helvetica, sans-serif;
/*   margin: 0 0 0 1em; */
}

#mainNavigation li a,
#mainNavigation li a:link,
#mainNavigation li a:visited {
  text-decoration: none;
  display: block;
  line-height: 2em;
  color: var(--akzentfarbe);
/*     color: var(--zweitfarbe); */
  font-weight: bold;
  padding: 0.1em 1em;
}

#mainNavigation li a:hover,
#mainNavigation li a:focus,
#mainNavigation li a:active {
  background: var(--akzentfarbe);
  color: var(--hauptfarbe);
/*   text-decoration: underline; */
/*   border-radius: .5em; */
}


/** Main **/
main {
    position: relative;
    height: 100vh;
    overflow-y: scroll;
    scroll-behavior: smooth;
}

section {
    padding: 3em 0em 3em 0em;
    width: 100%;
    background: white;
}

section:target {
    position: relative;
    top: 3em;
}

section#part_1 {
    /* 
     * this needs EXACTLY the same padding-top as 
     * "scroll-margin-top" for all the headers is
     * otherwise jumping to the anchor in the first section
     * will end up jumping to close to the fixed header.
     */
    padding: var(--my-scroll-margin) 0em 3em 0em;
/*     height: 100vh; */
}

#part_1 {
    background: var(--hauptfarbe);
}

#part_2 {
    background: var(--zweitfarbe);
}

#part_3 {
    background: var(--hauptfarbe);
}

#part_4 {
    background: var(--zweitfarbe);
}

#part_5 {
    background: var(--akzentfarbe);
    color: var(--zweitfarbe);
}

#part_5 h1 {
    color: var(--hauptfarbe);
}
#part_5 a {
    color: var(--hauptfarbe);
}

/*
#part_1:target ~ nav li:nth-child(1),
#part_2:target ~ nav li:nth-child(2),
#part_3:target ~ nav li:nth-child(3),
#part_4:target ~ nav li:nth-child(4),
#part_5:target ~ nav li:nth-child(5),
{
andere Farben
}
 */

/** Images **/
img {
  border: none;
}


/** Headlines **/
h1 {
  color: var(--akzentfarbe);
  padding-top: 0.5em;
  padding-bottom: 0.5em;
  font-size: 2.5em;
  /* https://css-tricks.com/fixed-headers-and-jump-links-the-solution-is-scroll-margin-top/ */
  scroll-margin-top: var(--my-scroll-margin);
}

h2 {
  font-family: Arial, Helvetica, sans-serif;
  margin: 0.5em 0 0.5em 0;
}

h3 {
  font-family: Arial, Helvetica, sans-serif;
  margin: 0;
  padding: 0;
}

/* lists */

ul {
    margin-left: 1em;
    margin-bottom: 0.5em;
}

dl {
    margin-bottom: 0.5em;
}
dt {
    font-weight: bold;
}

dd {
    margin-left: 2em;
}

/* generic */
p {
    margin-bottom: 0.5em;
}

/* flex-related */ 
.flex_container {
    display: flex;
    flex-wrap: wrap;
}

.doppelte_breite {
    flex: 2 1 0%;
}

.normale_breite {
    flex: 1 1 0%;
}