For blocks that are pushed too far, simply make a new brush fitting the metalwall texture (either 32, 64, or 128 units). Turn this brush into afunc_detail. For blocks that are pushed too less, use theClipping Toolto cut around a specific block. Then move the brush backwards. Lighting...
Other than that, every browser will show a different clipping of the image. How do I use MathJax equations in my posts? MathJax can be easily integrated into your website with a one-line addition. You can see this discussion for more information. My project page appear to be broken ...