body {
font-family: Tahoma, sans-serif;
}
h1,
h2,
h3,
h4,
h5,
h6,
.h1,
.h2,
.h3,
.h4,
.h5,
.h6 {
font-family: Tahoma, sans-serif;
}
^ Maybe read carefullyCreate a file called style-custom.css in backend|customer|frontend/assets/css folder and declare your custom css changes there.
style-custom.css in backend|customer|frontend/assets/css folder
Put it in the assets/css folder
<link href='...' rel='stylesheet' type='text/css'>