:root {
    --cor-fundo: #7a7777;
    --cor-principal: #b7b1ce ;
    --cor-secundaria: #7007faad;
    --cor-destaque: #000000e8;
    --cor-texto: #000000;
}

body{
    background-color: var(--cor-fundo);
    color: var(--cor-texto);
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    font-family: Arial, Helvetica, sans-serif;
    flex-direction: column;
}

.caixa-principal{
    background-color: var(--cor-principal);
    width: 90%;
    max-width: 600px;
    text-align: center;
    padding: 20px;
    border-radius: 25px;
    border: 5px inset #0f0620;
}

h1{
    color: var(--cor-destaque);
    text-transform: uppercase;
    font-family: Impact, 'Arial Narrow Bold', sans-serif;
}

button {
    background-color: var(--cor-secundaria);
    color: var(--cor-texto);
    border: none;
    border-radius: 15px;
    padding: 15px;
    margin: 10px;
    transition: background-color 0.8s;
    cursor: pointer;
}

button:hover{
    background-color: var(--cor-destaque);
    color: var(--cor-principal);
}

footer img {
    width: 40px;
    height: 40px;
}

footer {
    display: flex;
    justify-content: center;
}

footer a {
    margin: 20px;
    text-align: center;
    color: rgb(0, 0, 0);
}
a {
    text-decoration: none;
}

footer p {
    margin-top: 2px;
}