body {
  font-family: 'Raleway', sans-serif;
  margin: 25vh auto;
  width: 20%;
}

header {
  margin-bottom: 50px;
}

footer {
  margin-top: 50px;
}

h2 {
  text-align: center;
}

h3 {
  text-align: center;
  margin-top: 50px;
}

h4 {
  text-align: center;
}

p {
  text-align: center;
  margin-top: 50px;
}

a {
  color: #125881;
  text-decoration: none;
}

a:hover {
  color: black;
}

img#logo {
  width: 100px;
  height: 100px;
  position: absolute;
  top: 50px;
  left: 50px;
}

#preloader {
  position: relative;
  width: 200px;
  height: 200px;
  margin: 0 auto;
}

#loader {
  display: block;
  position: relative;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  margin: 0;
  border: 3px solid transparent;
  border-top-color: #0d4363;
  -webkit-animation: spin 3s linear infinite;
  animation: spin 3s linear infinite;
}

#loader:before {
  content: "";
  position: absolute;
  top: 5px;
  left: 5px;
  right: 5px;
  bottom: 5px;
  border-radius: 50%;
  border: 3px solid transparent;
  border-top-color: black;
  -webkit-animation: spin 6s linear infinite;
  animation: spin 6s linear infinite;
}

#loader:after {
  content: "";
  position: absolute;
  top: 15px;
  left: 15px;
  right: 15px;
  bottom: 15px;
  border-radius: 50%;
  border: 3px solid transparent;
  border-top-color: #125881;
  -webkit-animation: spin 9s linear infinite;
  animation: spin 9s linear infinite;
}

@-webkit-keyframes spin {
  0% {
    -webkit-transform: rotate(0deg);
    -ms-transform: rotate(0deg);
    transform: rotate(0deg);
  }

  100% {
    -webkit-transform: rotate(360deg);
    -ms-transform: rotate(360deg);
    transform: rotate(360deg);
  }
}

@keyframes spin {
  0% {
    -webkit-transform: rotate(0deg);
    -ms-transform: rotate(0deg);
    transform: rotate(0deg);
  }

  100% {
    -webkit-transform: rotate(360deg);
    -ms-transform: rotate(360deg);
    transform: rotate(360deg);
  }
}

@media screen AND (max-width: 768px) {
  body {
    width: 70%;
    margin-top: 20vh;
  }
}

@media screen AND (max-width: 480px) {
  body {
    width: 90%;
    margin-top: 20vh;
  }
}