body {
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        height: 100vh;
        background-color: #55DDE0;
        font-family: 'Franklin Gothic Medium', 'Arial Narrow', Arial, sans-serif, sans-serif;
    }

    img {
        width: 800px;
        margin-bottom: 40px;
            animation: flutuar 3s ease-in-out infinite;
    }
    button.start {
        background-color: #EB4277;
        color: #dfe6ff;
        border: none;
        padding: 15px 30px;
        font-family: 'Gill Sans', 'Gill Sans MT', Calibri, 'Trebuchet MS', sans-serif;
        font-size: 24px;
        font-weight: bold;
        border-radius: 20px;
        cursor: pointer;
        transition: background-color 0.3s, transform 0.3s;
    }

    button.start:hover {
        background-color: #0E1B4B;
        color: #FC8545;
        transform: scale(1.05);
    }

    @keyframes flutuar {
        0% {
            transform: translateY(0px);
        }
        50% {
            transform: translateY(-20px); /* sobe */
        }
        100% {
            transform: translateY(0px); /* volta */
        }
    }

    @media screen and (max-width: 600px) {
html, body {
    height: 100%;
}

body {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
}

@media screen and (max-width: 600px) {
    body {
        min-height: 100dvh;
    }
    img {
        width: 90vw;
    }
    button.start {
        width: 80%;
        max-width: 300px;
        margin-top: 20px;
    }
}