body {
  margin: 0;
  font-family: 'Helvetica Neue', sans-serif;
  background-color: #e9ebee;
}

/*body {
  font-family: 'Segoe UI', sans-serif;
  background: #f0f2f5;
  color: #333;
}

.topbar, .main {
  max-width: 1000px;
  margin: auto;
  padding: 20px;
}*/

input, select, button {
  padding: 10px;
  margin: 5px 0;
  width: 100%;
  border: 1px solid #ccc;
  border-radius: 4px;
}

button {
  background: #1877f2;
  color: white;
  border: none;
  font-weight: bold;
}

button:hover {
  background: #165ed1;
}

.topbar {
  background-color: #3b5998;
  color: white;
  padding: 10px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 28px;
  font-weight: bold;
}

.login-form {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
}

.login-form input[type="email"],
.login-form input[type="password"] {
  padding: 4px;
  border-radius: 4px;
  border: none;
}

.login-form button {
  background-color: #4267b2;
  color: white;
  border: none;
  padding: 5px 10px;
  cursor: pointer;
}

.main {
  display: flex;
  justify-content: space-around;
  padding: 60px 20px;
}

.left-panel {
  max-width: 50%;
  font-size: 22px;
  color: #333;
}

.left-panel img {
  width: 100%;
  max-width: 600px;
  margin-top: 20px;
}

.right-panel {
  background-color: white;
  padding: 20px;
  border-radius: 8px;
  width: 320px;
  box-shadow: 0 0 10px rgba(0,0,0,0.1);
}

.signup-form {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.signup-form input,
.signup-form select {
  padding: 8px;
  border: 1px solid #ccc;
  border-radius: 5px;
}

.signup-btn {
  background-color: #4CAF50;
  color: white;
  padding: 10px;
  font-weight: bold;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  box-shadow: 2px 2px 5px #888888;
}

.birthday {
  display: flex;
  align-items: center;
  gap: 5px;
}

/* style.css */
.container {
    width: 90%;
    max-width: 500px;
    margin: auto;
    padding: 20px;
}

@media screen and (max-width: 600px) {
    input[type="text"],
    input[type="email"],
    input[type="password"] {
        width: 100%;
        font-size: 16px;
        margin-bottom: 10px;
    }
}

@media (max-width: 768px) {
  .topbar {
    flex-direction: column;
    align-items: flex-start;
  }

  .login-form {
    width: 100%;
    padding: 10px;
  }

  .main {
    flex-direction: column;
  }

  .left-panel,
  .right-panel {
    width: 100%;
    padding: 20px;
    text-align: center;
  }
}