style.css

body {
  font-family: 'Gentium Book Basic', serif;
  background-color: #e6d6b5;
}

h1 {
  font-family: 'MedievalSharp', cursive;
  text-align: center;
}

a {
  text-decoration: none;
  color: #495679
}

a:hover {
  color: black;
  text-decoration: underline;
}

img {
  max-width: 100%;
}

input, select, button, textarea {
  border: none;
  padding: 5px;
  margin: 5px;
  border-radius: 5px;
  max-width: 100%;
  background-color: #f5f2ec;
  box-shadow: none;
}

input:hover, select:hover, button:hover, textarea:hover {
  background-color: #e2ded4;
}

input[type="number"] {
  min-width: 100px;
  -moz-appearance: textfield;
}

input[type="number"]::-webkit-outer-spin-button, input[type="number"]::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

#main {
  width: 700px;
  margin: auto;
}

#content {
  font-size: 1.2em;
}

#description {
  text-align: justify;
  line-height: 1.4em
}

#survey-form > p {
  margin: 0.1em;
}

.credits {
  text-align: center;
}

@media (max-width: 750px) {
  #main {
    width: 90%;
    padding: 5%;
  }
}