:root {
    --di-font-family: "Cairo", sans-serif;
}

html,
body,
header,
nav,
main,
section,
article,
aside,
footer,
div,
h1,
h2,
h3,
h4,
h5,
h6,
p,
a,
button,
input,
textarea,
select,
option,
optgroup,
label,
legend,
ul,
ol,
li,
dl,
dt,
dd,
table,
thead,
tbody,
tfoot,
tr,
th,
td,
caption,
small,
strong,
b,
em,
blockquote,
figcaption,
span:not([class^="fa-"]):not([class*=" fa-"]) {
    font-family: var(--di-font-family) !important;
}