.shapes-square{
    width: 100px;
    height: 100px;
    border:1px solid #cecece;
}
.shapes-rectangle{
    width: 200px;
    height: 100px;
    border:1px solid #cecece;
}
.shapes-circle{
    width: 100px;
    height: 100px;
    border:1px solid #cecece;
    -moz-border-radius: 50px;
    -webkit-border-radius: 50px;
    border-radius: 50px;
}
.shapes-line{
    width: 100px;
    height: 3px;
    background-color: black;
}