footer {
    font-family: serif, sans-serif;
    background-color: rgba(218, 177, 218, 0.4);
    color: purple;
    font-size: 12px;
    text-align: center;
    margin-top: auto;
    align-self: center;
    /*width: auto;*/
    width: 100%;
    border: 1px solid black;
    border-radius: 5px;
}
footer a{
    text-decoration: none;
    color: purple;
}