These were useful during development: https://www.norio.be/android-feature-graphic-generator/?config=%7B%22background%22%3A%7B%22color%22%3A%22%23ffffff%22%2C%22gradient%22%3A%7B%22type%22%3A%22none%22%2C%22radius%22%3A%22600%22%2C%22angle%22%3A%22vertical%22%2C%22color%22%3A%22%23000000%22%7D%7D%2C%22title%22%3A%7B%22text%22%3A%22Travel%20Card%20Calculator%22%2C%22position%22%3A100%2C%22color%22%3A%22%23009eff%22%2C%22size%22%3A170%2C%22font%22%3A%7B%22family%22%3A%22sans-serif%22%2C%22effect%22%3A%22bold%22%7D%7D%2C%22subtitle%22%3A%7B%22text%22%3A%22How%20much%20could%20you%20save%3F%22%2C%22color%22%3A%22%23000000%22%2C%22size%22%3A72%2C%22offset%22%3A42%2C%22font%22%3A%7B%22family%22%3A%22sans-serif%22%2C%22effect%22%3A%22normal%22%7D%7D%2C%22image%22%3A%7B%22position%22%3A%220.5%22%2C%22positionX%22%3A%220.5%22%2C%22scale%22%3A%221%22%7D%2C%22size%22%3A%22feature-graphic%22%7D