:root {
  --dark-accent-color: #5C6BC0;
  --dark-bg-color: #121212;
  --dark-alt-bg-color: #5c6bc0;
  --dark-text-color: #eeeeee;
  --dark-btn-color: #303f9f
}

body {
  font-family: "Noto Sans", "Liberation Sans","Trebuchet MS", Arial, Helvetica, sans-serif;
  margin: 0;
  --accent-color: #1A237E;
  --bg-color: none;
  --alt-bg-color: #283593;
  --text-color: black;
  --btn-color: #303f9f;

  background-color: var(--bg-color);
  color: var(--text-color);
}
header{
  padding: 0.5rem;
}
.header-list{
  align-items: center;
  justify-content: center;
  margin: auto;
  min-height: 2rem;
  display: flex;
  flex-wrap: wrap;
  list-style: none;
  gap: 1rem;
}

.tab-button{
  padding: 0.5rem 1rem;
  border-radius: .25rem;
  text-decoration: underline;
  font-weight: 600;
  transition: 0.15s;
  color: var(--text-accent-color);
}
.tab-button.active{
  color: #fff;
  background-color: var(--btn-color); 

}
.tab-button:focus {
  transition: color .15s ease-in-out,background-color .15s ease-in-out,border-color .15s ease-in-out,box-shadow .15s ease-in-out;
  outline: none;
  box-shadow: 0 0 2px 2px var(--accent-color), 0 .5rem 1rem rgba(0,0,0,.15) !important;
}
.tab-button:hover {
  box-shadow: 0 .5rem 1rem rgba(0,0,0,.15);
  background-color: var(--btn-color);
  box-shadow: 0 0 2px 2px var(--accent-color), 0 .5rem 1rem rgba(0,0,0,.15) !important;

}


/* Container for main content */
.cont {
  margin: auto;
}

.service-list {
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  list-style: none;
  gap: 1rem;
}

.service-list li {
  background-size: contain; 
  background-position: center;
  background-repeat: no-repeat;
  width: 10rem;
  height: 8rem;
  border: thin solid #3c4043;
  border-radius: 0.5rem;
  transition: color .15s ease-in-out,background-color .15s ease-in-out,border-color .15s ease-in-out,box-shadow .15s ease-in-out;
}

.service-list li:hover {
  transition: color .15s ease-in-out,background-color .15s ease-in-out,border-color .15s ease-in-out,box-shadow .15s ease-in-out;
  box-shadow: 0 0 2px 2px var(--accent-color), 0 .5rem 1rem rgba(0,0,0,.15) !important;

}


.service-list li a {
  display: block;
  width: 100%;
  height: 100%;
  text-align: center;
  vertical-align:middle;
}

#li-nextcloud { background-image: url(./icons/Nextcloud_Logo.svg); }
#li-matrix { background-image: url(./icons/Matrix_Logo.svg); }

@media only screen and (min-width:1000px){
  .cont {
    width: 80%;
  }
}

@media (prefers-color-scheme: dark) {
  body.theme-auto {
    --bg-color: var(--dark-bg-color);
    --alt-bg-color: var(--dark-alt-bg-color);
    --text-color: var(--dark-text-color);
    --btn-color: var(--dark-btn-color);
    --accent-color: var(--dark-accent-color);
    }    
    #li-nextcloud {  }
    #li-matrix { filter: invert(); }
    
}