@import url("https://fonts.googleapis.com/css?family=Lato:900|Lora:400,400i");

html,
body {
  height: 100%;
}

body {
  background: linear-gradient(141deg, #0fb8ad 0%, #1fc8db 51%, #2cb5e8 75%);
  display: grid;
}

main {
  background: white;
  box-shadow: 0 0 16px black;
  font-family: "Lora", serif;
  margin: auto;
  max-width: 800px;
}

#title,
h4 {
  font-family: "Lato", sans-serif;
  margin: 0;
}

#description {
  font-style: italic;
}

header {
  background: #ddd;
  color: black;
  padding: 1rem;
}

section {
  padding: 1rem;
}

form > section:nth-child(even) {
  background: #ddd;
}

label {
  display: block;
}

label,
select,
textarea {
  margin-top: 0.5rem;
}

button {
  padding: 0.5rem 1rem;
}

input {
  border: none;
  border-bottom: 1px dashed black;
}

#number {
  min-width: 80px;
}

input:focus {
  outline: none;
}

input:invalid {
  border-bottom: 1px dashed red;
}

input:valid {
  border: none;
}

select {
  border: none;
  border-bottom: 1px dashed black;
}

textarea {
  width: 100%;
}