@charset "UTF-8";

:root {
    --cor-texto:black;
    --cor-fundo:white;
    --cor-1:blue;
    --cor-2:darkblue;
    --cor-3:lightblue;

}

body {
    margin: 0;
    padding: 0;
    font-family: Arial, sans-serif;
    background-color: var(--cor-fundo);
    color: var(--cor-texto);
}

body.dark-mode {
    background-color: black;
    color: white;
}


header {
    background-color: var(--cor-1);
    color: white;
    padding: 10px 0;
    text-align: center;
}

header.dark-mode {
    background-color: var(--cor-2);
}

main {
    padding: 20px;
}

footer {
    background-color: #333;
    color: white;
    text-align: center;
    padding: 10px 0;
    position: fixed;
    width: 100%;
    bottom: 0;
}

fieldset {
    border: 1px solid #ccc;
    padding: 10px;
    margin-bottom: 20px;
}

fieldset.dark-mode {
    border-color: #555;
}