HTML ``` <!DOCTYPE html> <html lang="pt-br"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.

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HTML

<!DOCTYPE html>
<html lang="pt-br">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <script src="https://code.responsivevoice.org/responsivevoice.js"></script>
    <link rel="preconnect" href="https://fonts.googleapis.com">
    <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
    <link href="https://fonts.googleapis.com/css2?family=Chakra+Petch:wght@700&family=Inter:wght@400;700&display=swap"
        rel="stylesheet">
    <link rel="stylesheet" href="style.css">
    <title>JS Game</title>
</head>

<body>

    <header>
        <h1></h1>
        <p></p>
    </header>
    <main class="container">
        <button class="container__botao" onclick="botaoConsole()">Console</button>
        <button class="container__botao" onclick="botaoAlerta()">Alerta</button>
        <button class="container__botao" onclick="botaoPrompt()">Prompt</button>
        <button class="container__botao" onclick="botaoSoma()">Soma</button>
    </main>




    <script src="app.js" defer></script>
</body>

</html>

CSS

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

body {
    background: linear-gradient(#1354A5 0%, #041832 33.33%, #041832 66.67%, #01080E 100%);
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

body::before {
    background-image: url("img/code.png");
    background-repeat: no-repeat;
    background-position: right;
    content: "";
    display: block;
    position: absolute;
    width: 100%;
    height: 100%;
    opacity: 0.4;
}

.container {
    flex-direction: column;
    margin-right: 2em;
    width: 60%;
    height: 80%;
    display: flex;
    align-items: center;
    justify-content: space-around;
    border-radius: 24px;
    border: 1px solid #1875E8;
    box-shadow: 4px 4px 20px 0px rgba(1, 8, 14, 0.15);
    background-image: url("img/Ruido.png");
    background-size: 100% 100%;
    position: relative;
}


.container__conteudo {
    display: flex;
    align-items: center;
    position: absolute;
    bottom: 0;
    
}

.container__informacoes {
    flex: 1;
    padding: 3rem;
}

.container__botao {
    border-radius: 16px;
    background: linear-gradient(to right, #041832, #1354A5, #1875E8);
    padding: 16px 24px;
    width: 30%;
    font-size: 24px;
    font-weight: 700;
    border: none;
    margin-top: 2em;
}

.container__texto {
    margin: 16px 0 16px 0;
}

.container__texto-azul {
    color: #1875E8;
}

.container__input {
    width: 100%;
    height: 72px;
    border-radius: 16px;
    background-color: #FFF;
    border: none;
    color: #1875E8;
    padding: 2rem;
    font-size: 24px;
    font-weight: 700;
    font-family: 'Inter', sans-serif;
}

.container__botao:hover{
    background: rgba(255, 255, 255, 0.185)
}

h1 {
    font-family: 'Chakra Petch', sans-serif;
    font-size: 72px;
    padding-bottom: 3rem;
    margin-right: 1em;
}

p{
    font-size: 32px;
}

p,
button {
    font-family: 'Inter', sans-serif;
    margin: 1em 0;
}

.texto__paragrafo {
    font-size: 32px;
    font-weight: 400;
}

button:disabled {
    background-color: gray;
}

@media screen and (max-width: 1250px){
    h1, p{
        margin-left: .5em;
    }
    p {
        margin: 1em;
    }
}

@media screen and (min-width: 1250px) {

    h1 {
        font-size: 50px;
    }

    .container__botao {
        font-size: 16px;
    }


    .texto__paragrafo {
        font-size: 24px;
    }

    .container__imagem-pessoa {
        display: none;
    }

    .container__conteudo {
        display: block;
        position: inherit;
    }

    .container__informacoes {
        padding: 1rem
    }
}

let titulo = document.querySelector('h1');
titulo.innerHTML = 'Hora do desafio';

let paragrafo = document.querySelector('p');
paragrafo.innerHTML = 'Escolha um botão e se divirta!';

function botaoConsole(){
    console.log('O botão foi clicado!');
}

function botaoAlerta(){
    alert('Eu amo JS');
}

function botaoPrompt(){
    let cidade = prompt('Site um nome de cidade no Brasil?');

    alert(`Estive em ${cidade} e lembrei de você`);
}

function botaoSoma(){
    let valor1;
    let valor2;
    do{
        valor1 = parseInt(prompt('Digite 2 numeros inteiros para soma \nDigite o primeiro numero: '));

        valor2 = parseInt(prompt('Digite o segundo numero '));

        if (isNaN(valor1) || isNaN(valor2) || !Number.isInteger(valor1) || !Number.isInteger(valor2)){
            alert('Digite um numero valido');
        }

    } while(isNaN(valor1) || isNaN(valor2) || !Number.isInteger(valor1) || !Number.isInteger(valor2));
    let soma=valor1+valor2;
    alert(`O valor da soma de ${valor1} + ${valor2} = ${soma}`);
}

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