.image-mark{
    display: block;
    margin-left: auto;
    margin-right: auto;
    width: 50%;
}

.title-screen{
    color: #3F51B5;
    text-align: center;
    vertical-align: middle;
    margin-left: auto;
    margin-right: auto;
    font-family: Varela;
}

.home-page{
    color: #3F51B5;
    text-align: center;
    margin-left: auto;
    margin-right: auto;
}