body {
            font-family: Arial, sans-serif;
            max-width: 800px;
            margin: 50px auto;
            padding: 20px;
        }
        
        h1 {
            color: #333;
            font-size: 24px;
            margin-bottom: 10px;
        }
        
        .objetivo {
            background-color: #f0f0f0;
            padding: 15px;
            margin-bottom: 30px;
            border-left: 4px solid #333;
        }
        
        .caixa-cor {
            width: 250px;
            height: 250px;
            background-color: #cccccc;
            margin: 30px auto;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            transition: background-color 0.3s;
        }
        
        .botoes {
            text-align: center;
            margin-top: 20px;
        }
        
        .botao-vermelho{
            padding: 10px 20px;
            margin: 0 5px;
            border: none;
            background-color: red;
            color:white;
            cursor: pointer;
            font-size: 16px;
            width: 120px;
        }
        
      .botao-verde{
            padding: 10px 20px;
            margin: 0 5px;
            border: none;
            background-color: green;
            color:white;
            cursor: pointer;
            font-size: 16px;
            width: 120px;
        }

        .botao-azul{
            padding: 10px 20px;
            margin: 0 5px;
            border: none;
            background-color: blue;
            color:white;
            cursor: pointer;
            font-size: 16px;
            width: 120px;
        }

        .botao-rosa{
            padding: 10px 20px;
            margin: 0 5px;
            border: none;
            background-color: pink;
            color:white;
            cursor: pointer;
            font-size: 16px;
            width: 120px;
        }
       
        
        .dica {
            margin-top: 20px;
            padding: 15px;
            background-color: #f5f5f5;
            border: 1px solid  #ddd;
        }