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

@font-face {
    font-family: "Arial";
    src: url("./fonts/arial.ttf;  format('truetype')");
}


body, html {
  height: 100%;
  font-family: "Arial", sans-serif;
}

.grid-container {
  display: grid;
  grid-template-areas:
    "header"
    "nav"
    "main"
    "footer";
  grid-template-rows: auto auto 1fr auto;
  min-height: 100vh;
}

.header {
  grid-area: header;
  font-family: "Arial", sans-serif;
    font-size: 4vw;
  background-color: white;
  color: rgb(180, 178, 178);
  padding: 1rem;
  text-align: center;
}

/* Navigation */
.nav {
  grid-area: nav;
  background-color: white;
}

.topnav {
  overflow: hidden;
  background-color: white;
}

.topnav a {
  float: left;
  display: block;
  color: grey;
  text-align: center;
  padding: 14px 16px;
  text-decoration: none;
  font-size: 17px;
}

.active {
  background-color: lightgrey;
  color: grey;
}

.topnav .icon {
  display: none;
}

.dropdown {
  float: left;
  overflow: hidden;
}

.dropdown .dropbtn {
  font-size: 17px;    
  border: none;
  outline: none;
  color: white;
  padding: 14px 16px;
  background-color: inherit;
  font-family: inherit;
  margin: 0;
}

.dropdown-content {
  display: none;
  position: absolute;
  background-color: #f9f9f9;
  min-width: 160px;
  box-shadow: 0px 8px 16px 0px rgba(0,0,0,0.2);
  z-index: 1;
}

.dropdown-content a {
  float: none;
  color: black;
  padding: 12px 16px;
  text-decoration: none;
  display: block;
  text-align: left;
}

.topnav a:hover, .dropdown:hover .dropbtn {
  background-color: #555;
  color: white;
}

.dropdown-content a:hover {
  background-color: #ddd;
  color: black;
}

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

@media screen and (max-width: 600px) {
  .topnav a:not(:first-child), .dropdown .dropbtn {
    display: none;
  }
  .topnav a.icon {
    float: right;
    display: block;
  }
}

@media screen and (max-width: 600px) {
  .topnav.responsive {position: relative;}
  .topnav.responsive .icon {
    position: absolute;
    right: 0;
    top: 0;
  }
  .topnav.responsive a {
    float: none;
    display: block;
    text-align: left;
  }
  .topnav.responsive .dropdown {float: none;}
  .topnav.responsive .dropdown-content {position: relative;}
  .topnav.responsive .dropdown .dropbtn {
    display: block;
    width: 100%;
    text-align: left;
  }
}

/*Ende Navigation*/

.main {
  grid-area: main;
  padding: 0;
  font-family: "Arial", sans-serif;
  font-size: 2vw;
}

.main2 {
  grid-area: main;
  width: 90vw;
  padding: 5vw; 
  font-family: "Arial", sans-serif;
  font-size: 2vw;
}

.main2 a {
text-decoration: none;
color: orangered
}

p {
  padding-top: 2vw;
}

.main h1 {
  text-align: center;
  width: 96vw
  font-family: "Arial", sans-serif;
  font-size: 3vw;
  color: #333;
}


h2 {
  font-family: "Arial", sans-serif;
  font-size: 2.5vw;
  color: #333;
  margin-top: 3vw;
}

.footer {
  grid-area: footer;
  background-color: #333;
  color: white;
  padding: 1rem;
  text-align: center;
}

.footer a {
text-decoration: none;
color: orangered
}


#flex {
  width: 100vw;
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  align-items: center;
}

#blue {
    width: 50vw;
    height: 32vw;
  background-color: #8dc8e0;
  color: white;
  font-size: 2vw;
}

#rechts {
    width: 50vw;
    height: 32vw;
 background-image: url("./images/two-birds.jpeg");
 background-size: cover;
 }

.list {
  list-style-type: none;
  padding: 4vw;
  line-height: 1.8;
}

#bildnachweis {
  float: right;
  font-size: 1.2vw;
  color: lightgrey;
  padding: 2vw;
}

#bild1 {
  display: block;
  margin: 3vw auto 3vw auto;
  width:50vw;
  height: auto;
  border-radius: 10px;
}