body {
    background-image: url(../images/white_plaster.png);
    background-size: cover;
}

#main-title {
    background: rgba(4, 67, 148, 0.15);
    color: blue;
    margin-bottom: 30px;
    padding: 10px;
    border-bottom-left-radius: 10px;
    border-bottom-right-radius: 10px;
}

.card {
    border-radius: 10px;
}

#btnGoogle, #btnGitHub {
    width: 250px;
    height: 50px;
    margin-bottom: 10px;
}