body{
  min-height: 100vh;
  display:flex;
  flex-direction:column;
  justify-content:center;
  align-items:center;
  padding: 32px 16px;
  gap: 14px;
}

h2{
  margin:0;
  color: var(--primary);
}

form{
  width: min(520px, 100%);
  padding: 18px 20px;
}

/* Quita los <br> que separan demasiado dentro del form */
form br { display: none; }

label{
  display:block;
  margin: 0 0 6px;
  font-weight: 700;
  color: var(--muted);
}

input, select{
  margin: 0 0 10px;
}

form a{
  display:inline-block;
  margin-top: 6px;
  padding: 10px 14px;
  border-radius: 14px;
  background: var(--primary-soft);
  border: 1px solid rgba(185,211,238,.9);
  text-decoration:none;
}
form a:hover{ text-decoration:none; }

button{
  width: min(520px, 100%);
}