html {
    height: 100%;
    color: black;
}

body {
    font-family: Arial, Helvetica, sans-serif;
    padding: 0;
    margin: 0;
    height: auto;
}

hr {
  border-top: solid black 1px
}

ul {
    padding-top: 2px;
    padding-bottom: 3px;
}
li {
    padding-top: 2px;
    padding-bottom: 3px;
}

.module-variant-container {
}

.module-variant {
    color: black;
    padding: 12px 16px;
    text-decoration: none;
    display: block;
}



.module-variant:hover{
    text-decoration: underline;
    color: rgb(6, 6, 73);
}

#backTop {
  display: none;
  position: fixed;
  bottom: 20px;
  left: 30px;
  z-index: 99;
  font-size: 18px;
  border: none;
  outline: none;
  background-color: grey;
  color: white;
  cursor: pointer;
  padding: 8px 20px 8px 20px;
  border-radius: none;
}

#backTop:hover {
  background-color: #555;
}



/*
Header
*/
.container-header {
    width: 100%;
   
    display: flex;
    flex-direction: row;
    background-color: rgb(6, 6, 73);
    color: white;
}

.header-menu {
    width:25%;
}


/*
https://www.mediaevent.de/tutorial/css-transform.html
*/
.hamburger-menu {
    margin-top: 11px;
    margin-bottom: 8px;
    margin-left: 11px;
    display: inline-block;
    cursor: pointer;
  }

  
  .bar1, .bar2, .bar3 {
    width: 35px;
    height: 3px;
    background-color: white;
    border-radius: 2px;
    margin: 6px 0;
    transition: 0.4s;
  }
  
  .change .bar1 {
    transform: rotate(-45deg) translate(-6px, 7px);
  }
  
  .change .bar2 {opacity: 0;}
  
  .change .bar3 {
    transform: rotate(45deg) translate(-6px, -6px);
  }

  /* 
  Dropdown
  */
  
  .dropdown {
    position: relative;
    display: inline-block;
  }
  
  .dropdown-content {
    display: none;
    position: absolute;
    background-color: #f1f1f1;
    min-width: 160px;
    overflow: auto;
    box-shadow: 0px 8px 16px 0px rgba(0,0,0,0.2);
    z-index: 1;
    height: 89%;
  }
  
  .dropdown-content a {
    color: black;
    padding: 12px 16px;
    text-decoration: none;
    display: block;
  }
  .dropdown-content a:hover {
    background-color: grey;
    text-decoration: underline;
  }
  
.showMenu {
  display: block;
}

.header-title {
    font-size: 28px;
    text-align: center;
    padding-top: 12px;
    width:50%;
}


.header-add {
  padding-top: 10px;
  padding-bottom: 10px;
  width:25%;
  display: flex;
}

.header-add-content {
  display: flex;
  max-width: 150px;
  position: absolute;
  right: 0;
}

.header-logout {
    flex-direction: column;
    flex-grow: 2;
    width: auto;
    margin: 8px;
    cursor: pointer;
}

.header-settings {
    flex-direction: column;
    flex-grow: 2;
    width: auto;
    margin: 8px;
    cursor: pointer;
}

i{
    border: solid white;
    border-width: 0 3px 3px 0;
    display: inline-block;
    padding: 3px;
  
}

.arrow-down {
    margin-left: 10px;
    transform: rotate(45deg);
    -webkit-transform: rotate(45deg);
}


.dropdown-settings {
    display: none;
    position: absolute;
    right: 0;
    top: 100%;
    background-color: #f1f1f1;
    min-width: 160px;
    overflow: auto;
    box-shadow: 0px 8px 16px 0px rgba(0,0,0,0.2);
    z-index: 1;
    height: auto;
}
  
.dropdown-settings a {
  color: black;
  padding: 12px 16px;
  text-decoration: none;
  display: block;
}
  
.showSettings {
  display: block;
}

/*
Main
*/
.container-main {
    height: 89%;
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    width:100%;
}

.login {
  margin: 2px;
  margin-left: 0;
}
/*
* Left container
*/
.main-left {
    width:15%;
}

.left-content {
  margin-left: 1em;
  margin-top: 1em;
  font-size: 0.85em;
}

.main-left-date {
  font-style: italic;
}



/*
* Main container
*/
.main-content{
    width:70%;
}

.video {
  text-align: center;
  padding: 30px;
}

.video-frame {
  width: 640px;
  height: 360px;
}

.list-header {
  list-style-type: none;
}

.list-content {
  padding-left: 0;
}

.sub-list-content {
  padding-left: 15px;
}

.content-overview a {
  text-decoration: none;
  color: black;
  padding: 3px 15px 3px 2px;
}

.content-overview a:hover {
  color: white;
  text-decoration: underline;
  background-color: #555;
}

/*
* Right container
*/
.main-right{
    width:15%;
}


/*
Footer
*/
.container-footer {
    height: 5%;
    width:100%;
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    background-color: rgb(36, 36, 36);
    color: white;
}

.footer-left {
    width:15%;
}
.footer-content{
    width:70%;
}
.footer-right{
    width:15%;
}