#joystick {
    position: absolute;
    left: 50%;
    bottom: 50px;
    -ms-transform: translate(-50%, 0%);
    transform: translate(-50%, 0%);
    width: 120px;
    height: 120px;
    border: 3px solid #FFF;
    border-radius: 50%;
    box-shadow: 0 0 8px rgba(0, 0, 0, 0.2);
    opacity: 0.75;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 200;
}

#knob {
    position: fixed;
    transform: translate(30px, 30px);
    left: 0px;
    top: 0px;
    width: 60px;
    height: 60px;
    border-radius: 40px;
    background-color: rgba(224, 224, 224, 0.8);
    z-index: 310;
    pointer-events: none;
}

#trackingknob {
    position: fixed;
    transform: translate(0px, 0px);
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background-color: rgba(124, 124, 124, 0.2);
    pointer-events: none;
}

#joystick-arrows {
    position: fixed;
    width: 0px;
    height: 0px;
    left: 60px;
    top: 60px;
    display: flex;
    pointer-events: none;
}

.joystick-arrow {
    position: absolute;
    padding: 0px;
    margin: 0px;

    width: 0px;
    height: 0px;
    left: -4px;
    top: -4px;

    border-left: 4px solid transparent;
    border-right: 4px solid transparent;

    border-bottom: 8px solid #aaa;
}

#joystick-arrow-n {
    transform: translate(0px, -48px);
}

#joystick-arrow-e {
    transform:  translate(48px, 0px) rotate(90deg);
}

#joystick-arrow-w {
    transform:  translate(-48px, 0px) rotate(-90deg);
}

#joystick-arrow-s {
    transform:  translate(0px, 48px) rotate(180deg);
}

#joystick {
    display: none;
}

#joystick.primary-frame {
    display: block;
}



@media (max-width:600px), (max-height:600px) {
    #trackingknob {
        width: 86px;
        height: 86px;
    }

    #joystick {
        bottom: 18px;
        width: 86px;
        height: 86px;
    }

    #knob {
        width: 43px;
        height: 43px;
    }

    #joystick-arrows {
	left: 43px;
	top: 43px;
    }

    #joystick-arrow-n {
	transform: translate(0px, -34px);
    }

    #joystick-arrow-e {
	transform:  translate(34px, 0px) rotate(90deg);
    }

    #joystick-arrow-w {
	transform:  translate(-34px, 0px) rotate(-90deg);
    }

    #joystick-arrow-s {
	transform:  translate(0px, 34px) rotate(180deg);
    }
}

@media (max-height:600px) {
    #joystick {
        bottom: 24px;
    }
}

@media (min-width:1900px) {
    #trackingknob {
        width: 140px;
        height: 140px;
    }

    #joystick {
        bottom: 65px;
        width: 140px;
        height: 140px;
    }

    #knob {
        width: 70px;
        height: 70px;
    }

    #joystick-arrows {
	left: 70px;
	top: 70px;
    }

    #joystick-arrow-n {
	transform: translate(0px, -56px);
    }

    #joystick-arrow-e {
	transform:  translate(56px, 0px) rotate(90deg);
    }

    #joystick-arrow-w {
	transform:  translate(-56px, 0px) rotate(-90deg);
    }

    #joystick-arrow-s {
	transform:  translate(0px, 56px) rotate(180deg);
    }
}