.device-col {
    min-height: 500px;
}

.device {
    background-repeat: no-repeat;
    background-position: center;
}

#talking-drum-tablet {
    position: absolute;
    width: 600px;
    height: 500px;
    right: 115px;
    background-image: url('/images/talking_drum_tablet.png');
    background-size: 600px 428px;
}

#talking-drum-telefono {
    position: absolute;
    width: 400px;
    height: 200px;
    top: 300px;
    right: -100px;
    background-image: url('/images/talking_drum_telefono.png');
    background-size: 400px 200px;
}

#jeras-tablet {
    position: relative;
    width: 600px;
    height: 500px;
    left: 100px;
    background-image: url('/images/jeras_tablet.png');
    background-size: 600px 428px;
}

#jeras-telefono {
    position: absolute;
    width: 200px;
    height: 400px;
    top: 100px;
    left: -100px;
    background-image: url('/images/jeras_telefono.png');
    background-size: 200px 400px;
}

#woz-tablet {
    position: absolute;
    width: 600px;
    height: 500px;
    right: 115px;
    background-image: url('/images/woz_tablet.png');
    background-size: 600px 428px;
}

#woz-telefono {
    position: absolute;
    width: 200px;
    height: 400px;
    top: 100px;
    right: -100px;
    background-image: url('/images/woz_telefono.png');
    background-size: 200px 400px;
}