使用复选框使用PHP过滤MySQL查询

I am working on a website for a hotel management company. On the portfolio page, I currently have a Google map with all of the hotels pinpointed and a table of the hotels all coming from a database. However, I want a form with checkboxes that correspond to the hotel brands. Selecting a checkbox will show only hotels that are that brand name. I can figure out how to do it with just one brand selected, but not with multiple.I am working on a website for a hotel managemen