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.x-ff-arial-black { font-family: "Arial Black", Gadget, sans-serif; }
.x-ff-century-gothic { font-family: "Century Gothic", "Avant Garde", "Tenor Sans", Verdana, sans-serif; }
.x-ff-courier-new { font-family: "Courier New", monospace; }
.x-ff-helvetica { font-family: Helvetica, Arial, sans-serif; }
.x-ff-impact { font-family: Impact, Charcoal, sans-serif; }
.x-ff-tahoma { font-family: Tahoma, Geneva, sans-serif; }
.x-ff-times-new-roman { font-family: "Times New Roman", serif; }
.x-ff-trebuchet-ms { font-family: "Trebuchet MS", sans-serif; }
.x-ff-verdana { font-family: Verdana, sans-serif; }
.xx-ff-text-gyre-adventor { font-family: "TeXGyreAdventorRegular", Arial, sans-serif; }
.xx-ff-text-gyre-adventor-bold { font-family: "TeXGyreAdventorBold", Arial, sans-serif; }
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.x-fs-10px { font-size: 10px; }
.x-fs-11px { font-size: 11px; }
.x-fs-12px { font-size: 12px; }
.x-fs-13px { font-size: 13px; }
.x-fs-14px { font-size: 14px; }
.x-fs-18px { font-size: 18px; }
.x-fs-24px { font-size: 24px; }
.x-fs-36px { font-size: 36px; }
.x-fs-48px { font-size: 48px; }
.x-fs-73px { font-size: 73px; }
.x-fs-21px { font-size: 21px; }
.x-fs-16px { font-size: 16px; }
.x-fs-22px { font-size: 22px; }
.x-fs-35px { font-size: 35px; }
.x-fs-20px { font-size: 20px; }
.x-fs-50px { font-size: 50px; }