Openscad polyhedron

width = 200;
height= 200;
depth = 4;
butt = 100;
taper = 30;
difference(){
    polyhedron(
        points = [
        [0,0,0],                                //0
        [width + 2, 0,0],                       //1
        [width + 2, 10, 0],                     //2
        [(width/2)+1+10, butt + 10, 2 + taper],         //3
        [(width/2)-1-10, butt + 10, 2 + taper],         //4
        [0,10,0],                               //5
        [0,0,height + 4],                       //6
        [width + 2, 0, height + 4],             //7
        [width + 2, 10, height + 4],            //8
        [(width/2)+1+10, butt + 10, height + 5 - taper],//9
        [(width/2)-1-10, butt + 10, height + 5 - taper],//10
        [0,10,height + 4]],                     //11
        faces = [
        [0,1,2,5],      //bottom front
        [2, 3, 4, 5],   //bottom back
        [6, 7, 8, 11],  //top front
        [8, 9, 10, 11], //top back
        [6, 7, 1, 0],   //front
        [7, 8, 2, 1],   //right front
        [8, 9, 3, 2],   //right back
        [9,10, 4, 3],   //back
        [10, 11, 5, 4], //left back
        [11,6,0,5]]    //left front
    );
    color("blue", 1.0){
        polyhedron(
            points = [
            [2,-1,2],                                //0
            [width + 0.2, -1, 2],                       //1
            [width + 0.2,10, 2],                     //2
            [(width/2)+10.1, butt + 8, 5 + taper],         //3
            [(width/2)-10.1, butt + 8, 5 + taper],         //4
            [2,10,2],                               //5
            [2,-1,height + 2.2],                       //6
            [width + 0.2, -1, height + 2.2],             //7
            [width + 0.2, 10, height + 2.2],            //8
            [(width/2)+10.1, butt + 8, height + 2 - taper],//9
            [(width/2)-10.1, butt + 8, height + 2 - taper],//10
            [2,10,height + 2]],                     //11
            faces = [
            [0,1,2,5],      //bottom front
            [2, 3, 4, 5],   //bottom back
            [6, 7, 8, 11],  //top front
            [8, 9, 10, 11], //top back
            [6, 7, 1, 0],   //front
            [7, 8, 2, 1],   //right front
            [8, 9, 3, 2],   //right back
            [9,10, 4, 3],   //back
            [10, 11, 5, 4], //left back
            [11,6,0,5]]    //left front
        );
    };
};