texto {
            text-align: center;
        }

        .footer-container {
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            margin-top: 50px;
            padding-bottom: 50px;
        }

        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        body {
            font-family: 'Segoe UI', sans-serif;
            font-size: 16px;
            line-height: 1.5;
            color: #1c1c1c;
            background-color: #f7f7f7;
        }

        .container {
            max-width: 600px;
            margin: 0 auto;
            padding: 2rem;
        }

        .title {
            font-size: 2rem;
            font-weight: bold;
            margin-bottom: 1rem;
            text-align: center;
        }

        .form-group {
            margin-bottom: 1rem;
        }

        label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: bold;
        }

        select,
        .input-group {
            display: flex;
            align-items: center;
            width: 100%;
            height: 3rem;
            border: 1px solid #ccc;
            border-radius: 0.25rem;
            padding: 0.5rem;
        }

        select {
            appearance: none;
            background-color: transparent;
            background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="12" height="12" viewBox="0 0 12 12"><path fill="%231c1c1c" d="M6 8.25L2.25 4.5 3.61 3.11 6 5.5 8.39 3.11 9.75 4.5z"/></svg>');
            background-position: right 0.5rem center;
            background-repeat: no-repeat;
            background-size: 1.5rem;
        }

        .input-group {
            position: relative;
        }

        input[type="text"] {
            flex: 1;
            border: none;
            background-color: transparent;
            font-size: 1.25rem;
        }

        .btn-generate,
        .btn-copy {
            display: block;
            margin-left: auto;
            background-color: #007bff;
            color: #fff;
            border: none;
            border-radius: 0.25rem;
            padding: 0.5rem 1rem;
            font-size: 1rem;
            cursor: pointer;
            transition: background-color 0.25s ease-in-out;
        }

        .btn-generate:hover,
        .btn-copy:hover {
            background-color: #0062cc;
        }

        .btn-generate:active,
        .btn-copy:active {
            background-color: #005cbf;
        }

        .btn-copy {
            position: absolute;
            right: 0;
            top: 0;
            bottom: 0;
            margin: auto;
        }

        #message {
            margin-top: 1rem;
            text-align: center;
            font-weight: bold;
        }

        @media (max-width: 768px) {
            .title {
                font-size: 1.5rem;
            }

            select,
            .input-group {
                height: 2.5rem;
            }

            input[type="text"] {
                font-size: 1rem;
            }

            .btn-generate,
            .btn-copy {
                font-size: 0.875rem;
                padding: 0.25rem 0.5rem;
            }
        }