@charset "utf-8";

body {
  margin: 0;
}

p {
  color: black;
  margin: 0;
}

header {
  background: #B7B7B7;
  height: 40px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 0px 8px;
  font-weight: bold;
}

footer {
  background: transparent;
  height: 40px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 0px 8px;
}

.main {
  background: #F3F3F3;
  min-height: 400px;
  padding: 8px;
}

.system-name {
  text-align: center;
  font-size: 24px;
  font-weight: bold;
  margin: 20px 0 0 0;
}

.login-form {
  text-align: center;
}

.login-user, .login-password {
  display: flex;
  justify-content: center;
  margin: 40px 0;
}

.user-label, .password-label {
  margin-right: 40px;
}

.auth-error, .login-button {
  margin: 20px 0;
}

#username, #password {
  width: 40%;
}

.login-button {
  background: #6D9EEB;
  padding: 4px 20px;
  border-radius: 6px;
  border: 1px solid black;
}

@media screen and (max-width:480px) {
  .system-name {
    font-size: 20px;
  }

  .login-user, .login-password {
    display: block;
  }

  .user-label, .password-label {
    margin-right: 40%;
  }

  #username, #password {
    width: 60%;
  }
}