Make the background and text virtually the same color so that prospective visitors have to squint themselves into oblivion just to make out a letter.
Make the background and text virtually the same color so that prospective visitors have to squint themselves into oblivion just to make out a letter.
让背景色和文本颜色相同，从而使得预期客户不得不仔细查找这些信息，然后才能断定每个字母。