body {
  color: white;
  background-color: black;
  margin: 10px;
  font-family: Verdana;
  font-size: 100%;
  text-align: center;
}

a.default-link:link, a.default-link:visited {
  color: #404040;
}

a.default-link:hover, a.default-link:active {
  color: #c0c0c0;
}

.large-spacer {
  height: 100px;
}

.ul-main {
  list-style-type: square;
}

#div-main-logo {
  width: 70%;
  margin: auto;
  margin-bottom: 0px;
}

#img-main-logo {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

#div-main-intro {
  width: 70%;
  background-color: white;
  color: black;
  margin: auto;
  border-top: 30px solid white;
  text-align: left;
  font-size: 1.5em;
}

#div-main-text {
  margin: 2%;
  margin-bottom: 10%;
}

#div-contact {
  margin: 2%;
  text-align: center;
}

#span-contact {
  font-size: 2em;
}

@media screen and (max-width: 768px) {
  /* For mobile phones: */
  #div-main-logo {
    width: 90%;
  }
  
  #div-main-intro {
    width: 90%;
    font-size: 0.8em;
  }
  
  #div-contact {
    margin: 5%;
    font-size: 1.2em;
  }
}