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

body {
    font-family: 'Orbitron';
    background-color: #121212;
    color: #027030;
    text-align: center;
    padding: 40px;
}

h1, h2, h3 {
    margin-bottom: 20px;
}

h1 {
    font-size: 2em;
    color: #ffffff;
}

h2#relogio {
    font-size: 3em;
    color: #027030;
    margin-bottom: 40px;
}

h3 {
    color: #cccccc;
}

h3#agora {
    font-size: 1.2em;
    color: #027030;
    margin-bottom: 40px;
}




#cronometro {
    font-size: 3em;
    color: #044402;
    margin-bottom: 30px;
}

button {
    background-color: #027030;
    color: #0a0404;
    border: none;
    padding: 12px 25px;
    margin: 10px;
    font-size: 1.1em;
    font-weight: bold;
    cursor: pointer;
    border-radius: 8px;
    transition: background-color 0.3s, transform 0.2s;
}