/* Minimalist & Responsive Login Form */
body {
  margin: 0;
  padding: 0;
  font-family: 'Arial', sans-serif;
  background-color: #f4f4f4;
  display: flex;
  justify-content: center;
  align-items: center;
}

.login-container {
  background-color: #fff;
  padding: 2em;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
  width: 90%;
  max-width: 400px;
  margin-top: 50px;
}
.box_logo {
  width: 100%;
  display: block;
}

.logo {
  width: 180px;
  margin: auto;
  display: block;
}
form {
  display: flex;
  flex-direction: column;
}

h2 {
  margin-bottom: 1em;
  text-align: center;
  color: #232323;
}

.input_user {
  margin-bottom: 1em;
  padding: 0.8em;
  border: 1px solid #ccc;
  border-radius: 4px;
  font-size: 1em;
}

.log {
  padding: 0.8em;
  background-color: #2dacc1;
  color: white;
  border: none;
  border-radius: 4px;
  font-size: 1em;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

.log:hover {
  color: #ffffff;
  background-color: rgb(31, 38, 95);
}

#error-msg {
  text-align: center;
  margin-top: 1em;
  font-size: 0.9em;
}