body { font-family: sans-serif; background: #f4f4f4; padding: 20px; }

.karta { 

    background: white; padding: 15px; border-radius: 10px; 

    margin-bottom: 15px; box-shadow: 0 2px 5px rgba(0,0,0,0.1); 

}

.btn-objednat { 

    background: #007bff; color: white; border: none; 

    padding: 10px 20px; border-radius: 5px; cursor: pointer; width: 100%;

}

.obsazeno { color: red; font-weight: bold; }