* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  margin: 1rem 1.5rem;
  font-family: system-ui, sans-serif;
  display: grid;
  grid-template-columns: 1fr;
  font-size: 1.5rem;
}

form {
  width: 100%;
}

h1 {
  font-size: 3rem;
}

p {
  font-weight: 300;
}

div {
  padding: 0.5rem;
}

input[type="file"] {
  font-size: 1rem;
  color: aquamarine;
  position: absolute;
  inset: 0 0 0 0;
  visibility: hidden;
}

input[type="submit"] {
  display: block;
  width: 100%;
  margin: 0 auto;
  background-color: aquamarine;
  border-color: rgb(70, 139, 116);
  color: rgb(70, 139, 116);
  font-size: 1rem;
}

label {
  text-transform: uppercase;
}

.fileinput {
  position: relative;
  display: block;
  min-height: 6rem;
  border-width: 0.3rem;
  border-color: aquamarine;
  color: aquamarine;
  padding: 1.5rem;
  border-style: dotted;
  text-align: center;
}