body {
  width: 100%;
  height: 100vh;
  margin: 0;
  background-color: #243447;
  color: #e6f0f3;
  font-family: "Segoe UI", Tahoma, sans-serif;
  font-size: 16px;
}

h1, p {
  margin: 1em auto;
  text-align: center;
}

form {
  width: 60vw;
  max-width: 500px;
  min-width: 300px;
  margin: 0 auto;
  padding-bottom: 2em;
}

fieldset {
  border: none;
  padding: 1.25rem 0 1.5rem;
  border-top: 1px solid #3c556a;
}

fieldset:first-of-type {
    margin-top: 60px;
    padding-top: 0.5rem;
}

fieldset:last-of-type {
  margin-top: 2rem;
  padding-bottom: 0.5rem;
}

.no-padding {
  padding: 0;
}

legend {
  margin: 0;
  padding: 0;
  font-size: 0.95rem;
  font-weight: 600;
  color: #9cc7e8;
}

legend::after {
  content: "";
  display: block;
  width: 48px;
  height: 2px;
  margin-top: 0.5rem;
  background: #3c556a;
  border-radius: 1px;
}

label {
  display: block;
  margin: 1rem 0 0.5rem;
}

input,
textarea,
select {
  margin: 10px 0 0 0;
  width: 100%;
  min-height: 2em;
  border-radius: 4px;
  background-color: #1c2b39;
  border: 1px solid #1c2b39;
  color: #e6f0f3;
  padding: 0.5rem;
}

.inline {
  width: unset;
  margin: 0 0.5em 0 0;
  vertical-align: middle;
}

input[type="submit"] {
  display: block;
  width: 40%;
  margin: 1.5em auto 0;
  height: 2.5em;
  font-size: 1.1rem;
  background-color: #4da6ff;
  border: none;
  border-radius: 4px;
  color: #fff;
  min-width: 300px;
  transition: background-color 0.2s ease-in-out;
}

input[type="submit"]:hover {
  background-color: #3385cc;
  cursor: pointer;
}