import graph3;

size(8cm,0);
currentprojection=orthographic(.5,1,.5);

defaultpen(overwrite(SuppressQuiet));

bbox3 b=limits((-2,-2,0),(0,2,2));
aspect(b,1,1,1);

// yaxis("$y$", b, RightTicks(rotate(Y)*Label));
// xaxis("$x$", b, RightTicks(rotate(X)*Label));
// zaxis("$z$", b, RightTicks, p=red, arrow=Arrow);
// xlimits(b, -2, 0);  
// ylimits(b, -2, 2);
// zlimits(b, -2, 2);

// Ticksize=20;
xaxis( "$x$", b, RightTicks(Step=1, step=.5,Size=arclength(b.min--b.Y())));
yaxis( "$y$", all=true, b, RightTicks(pTick=.8red, ptick=lightgrey));
zaxis("$z$",all=true, b, RightTicks, p=red, arrow=Arrow);