.sixerr-img{
    background-image: url(../images/sixerr.jpeg);
}

.pintos-img:hover{
    background-image: url(../images/pintos.png);
}

.webframework-img:hover{
    background-image: url(../images/scalaframework.png);
}

.raft-img:hover{
    background-image: url(../images/raft.png);

}

.reddit-img:hover{
    background-image: url(../images/reddit.png);
}

.ncaa-img:hover{
    background-image: url(../images/buffalo-basketball.jpg);
}