body{
    background-color: rgb(34, 32, 32);
}

.cabeçalho{
    background-color: black;
    border: 1px yellow solid;
    border-radius: 8px;
    
}

.at{
    float: right;
    margin-left: 50px;
    text-decoration: none;
    background-color: yellow;
    border: 1px solid black;
    border-radius: 10px;
    color: black;
}

.img{
    border: 4px solid black;
    border-radius: 10px;

}