body {
  background: linear-gradient(135deg, #fffbd5, #f9c6c9);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 20px;
  color: #222;
}


/* Header */
header {
  text-align: center;
  padding: 30px 20px;
  border-radius: 12px;
  margin-bottom: 25px;
}

header h1 {
  font-size: 50px;
  margin-bottom: 10px;
  color: #111;
}

#Btn {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}

#Btn button {
  padding: 10px 16px;
  border: 1px solid #444;
  border-radius: 10px;
  background-color: #fff;
  cursor: pointer;
  font-weight: bold;
  transition: all 0.3s ease;
}

#Btn button:hover {
  background-color: #444;
  color: white;
}

/* Main */
main {
  flex-grow: 1;
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
  background-color: white;
  border-radius: 14px;
  padding: 30px;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.1);
  overflow-x: auto;
}

#habitSection h2 {
  font-size: 30px;
  margin-bottom: 20px;
  text-align: center;
}

/* Tabulka */
table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 20px;
  min-width: 800px;
}

th, td {
  padding: 14px 16px;
  border: 1px solid #ddd;
  text-align: center;
  font-size: 18px;
}

th {
  background-color: #a5d6a7;
  color: #1b5e20;
}

.habit-done {
  background-color: #c8e6c9;
  font-weight: bold;
}

.habit-not-done {
  background-color: #ffcdd2;
  color: #444;
}

button.delete-btn {
  background-color: crimson;
  color: white;
  border: none;
  padding: 8px 12px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 15px;
  transition: background-color 0.3s;
}

button.delete-btn:hover {
  background-color: darkred;
}

/* Footer */
footer {
  text-align: center;
  font-size: 14px;
  padding: 15px;
  color: #333;
  margin-top: 40px;
}

/* Responsivita pro mobilní zařízení */
@media (max-width: 768px) {
  header h1 {
    font-size: 32px;
  }

  th, td {
    font-size: 16px;
    padding: 10px;
  }

  main {
    padding: 20px;
  }

  table {
    min-width: 100%;
  }
}