body {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: #fdf4f4;
  background-image: radial-gradient(#e8c4c4 1px, transparent 1px);
  background-size: 24px 24px;
  font-family: Arial;
  overflow: hidden;
}

.box {
  background: #fff;
  border: 1px solid #f0d4d4;
  border-radius: 4px;
  padding: 30px;
  width: 100%;
  max-width: 400px;
  box-shadow: 6px 6px 0px #e8c4c4;
}

form {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
 
input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"] {
  width: 100%;
  padding: 11px 14px;
  border: 1px solid #f0d4d4;
  border-radius: 3px;
  font-size: 0.9rem;
  color: #3a1010;
  background: #fff8f8;
  outline: none;
  transition: border-color 0.2s, background 0.2s;
}
 
input[type="text"]:focus,
input[type="email"]:focus,
input[type="password"]:focus,
input[type="number"]:focus {
  border-color: #b03030;
  background: #fff;
}
 
input[type="text"]::placeholder,
input[type="email"]::placeholder,
input[type="password"]::placeholder,
input[type="number"]::placeholder {
  color: #c49898;
}
 
input[type="submit"] {
  margin-top: 6px;
  padding: 12px;
  background: #a02020;
  color: #fff;
  border: none;
  border-radius: 3px;
  font-size: 0.9rem;
  letter-spacing: 0.04em;
}
 
input[type="submit"]:hover {
  background: #7e1818;
}
 
input[type="submit"]:active {
  transform: translateY(1px);
}

footer {
  position: absolute;
}