* {
  box-sizing: border-box;
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
}

body {
  background: #fff;
  display: flex;
  justify-content: center;
  align-items: start;
  padding: 40px;
}

.container {
  display: flex;
  max-width: 1000px;
  width: 100%;
  gap: 40px;
}

.left {
  flex: 1;
  padding: 10px;
}

.left h1 {
  font-size: 50px;
  margin-bottom: 20px;
  font-weight: bold;
}

.left p {
  font-size: 13px;
  color: #444;
}

.right {
  flex: 1;
  padding: 20px;
  background: #fff;
}

.tabs {
  display: flex;
  justify-content: space-between;
  margin-bottom: 15px;
  font-weight: bold;
}

form input[type="text"],
form input[type="email"],
form input[type="password"] {
  width: 100%;
  padding: 12px;
  margin-bottom: 15px;
  background: #eee;
  border: none;
  border-radius: 4px;
}

.gender {
  margin-bottom: 15px;
}

.gender label {
  margin-right: 15px;
  font-weight: bold;
}

.note {
  font-size: 13px;
  color: #777;
  margin-bottom: 15px;
}

.note a {
  color: #2a66ff;
  text-decoration: none;
}

.btn {
  background-color: #222;
  color: #fff;
  padding: 12px 20px;
  border: none;
  cursor: pointer;
  width: 50%;
  font-weight: bold;
  margin-bottom: 15px;
  border-radius: 7px;
}

.back {
  display: block;
  margin-bottom: 15px;
  text-decoration: none;
  color: #222;
}

.social-login {
  display: flex;
  gap: 10px;
}

.google {
  background: #d93025;
  color: white;
  border: none;
  padding: 10px 15px;
  cursor: pointer;
  border-radius: 7px;
}

.facebook {
  background: #4267b2;
  color: white;
  border: none;
  padding: 10px 15px;
  cursor: pointer;
  border-radius: 7px;
}