As for the legs keep the hemline below the knee.
The brickie in a skirt is an easily achieved look and is frequently the only reason Tgirls get sussed when out and about.
The style of your clothes will hide a lot and guess what clothes designed for women do just that find the right brand for you.
When you look and feel good the incentive to stick to a diet is far greater.
Finally, the crowning glory of all Tgirls is the hair. The right length and shape can narrow the look of the shoulders considerably.