panel_width = 95;
panel_height = 200;

thickness = 3;

screw_right_right = 17.7;
screw_right_bottom = 8.8;

screw_left_left = 13.8;
screw_left_bottom = 9;

screw_top_right_right = 10.5;
screw_top_right_bottom = 108; 

screw_top_left_left = 10.5;
screw_top_left_bottom = 84; 

backside_hold_height = 50;

bottom_margin_height = 30;

total_height = backside_hold_height + bottom_margin_height;

backside_standoff_height = 17;

long_thingy_height = 116;
long_thingy_width = 18;
/*
difference() {
    union() {
        translate([0, -bottom_margin_height, 0]) cube([panel_width, total_height, thickness]);
        
        translate([25, 10, -backside_standoff_height])cylinder(h=backside_standoff_height, d=8, $fn=20);
        translate([panel_width - 25, 10, -backside_standoff_height])cylinder(h=backside_standoff_height, d=8, $fn=20);
        
        translate([10, long_thingy_height, -backside_standoff_height])cylinder(h=backside_standoff_height, d=8, $fn=20);
        translate([panel_width - 10, long_thingy_height, -backside_standoff_height])cylinder(h=backside_standoff_height, d=8, $fn=20);
        
        cube([long_thingy_width, long_thingy_height, thickness]);
        translate([panel_width - long_thingy_width, 0, 0]) cube([long_thingy_width, long_thingy_height, thickness]);
        
        translate([0, long_thingy_height, 0]) cube([panel_width, 8, thickness]);
        
        translate([4, 12.7, -thickness+2])cube([panel_width/8, 2, 1]);
        translate([4, 18.3, -thickness+2])cube([panel_width/8, 2, 1]);
    }
    
    // knobs
    translate([panel_width - bottom_margin_height/2, -bottom_margin_height/2, -1]) cylinder(h = 20, d = 7.2, $fn=20);
    translate([panel_width - bottom_margin_height/2 - 25, -bottom_margin_height/2, -1]) cylinder(h = 20, d = 7.2, $fn=20);
    
    
    // screws
    translate([panel_width - screw_right_right, screw_right_bottom, -1]) cylinder(h = 20, d = 3.2, $fn=20);
    translate([screw_left_left, screw_left_bottom, -1]) cylinder(h = 20, d = 3.2, $fn=20);
    
    translate([panel_width - screw_top_right_right, screw_top_right_bottom, -1]) cylinder(h = 20, d = 3.2, $fn=20);
    translate([screw_top_left_left, screw_top_left_bottom, -1]) cylinder(h = 20, d = 3.2, $fn=20);
    
    translate([10, long_thingy_height, -1-backside_standoff_height]) cylinder(h = 30, d = 3, $fn=20);
    translate([panel_width - 10, long_thingy_height, -1-backside_standoff_height]) cylinder(h = 30, d = 3, $fn=20);
    
    translate([25, 10, -1-backside_standoff_height]) cylinder(h = 30, d = 3, $fn=20);
    translate([panel_width - 25, 10, -1-backside_standoff_height]) cylinder(h = 30, d = 3, $fn=20);
}*/

color("blue")  translate([0, 0, -backside_standoff_height-thickness]) difference() {
        union() {
            cube([panel_width, long_thingy_height+50, thickness]);
            
            translate([0, 15, 0]) cube([panel_width/4, 3, backside_standoff_height+thickness-.2]);
            
            

        }
            translate([panel_width / 2, long_thingy_height+40, -1]) cylinder(h=20, d=8, $fn=20);
        
            translate([10.5, 20, 12]) rotate([90, 0, 0]) cylinder(h = 20, d = 10, $fn=20);
    
        translate([10, long_thingy_height, -1-backside_standoff_height]) cylinder(h = 30, d = 3.2, $fn=20);
    translate([panel_width - 10, long_thingy_height, -1-backside_standoff_height]) cylinder(h = 30, d = 3.2, $fn=20);
    
    translate([25, 10, -1-backside_standoff_height]) cylinder(h = 30, d = 3.2, $fn=20);
    translate([panel_width - 25, 10, -1-backside_standoff_height]) cylinder(h = 30, d = 3.2, $fn=20);
}