font family - Lato
font Size - font-size: 1rem; /* 16px */ -- class::text-base
----------------------------------------------------
Hello World --- font-weight-100 -- class::font-thin
Hello World --- font-weight-200 -- class::font-extralight
Hello World --- font-weight-300 -- class::font-light
Hello World --- font-weight-400 -- class::font-normal
Hello World --- font--weight-500 -- class::font-medium
Hello World --- font--weight-600 -- class::font-semibold
Hello World --- font-weight-700 -- class::font-bold
Hello World --- font-weight-800 -- class::font-extrabold
Hello World --- font-weight-900 -- class::font-black