.main_text { color: black; font-size: 12px; font-family: "Times New Roman", Georgia, Times }
.paper_txt { font-size: 12px; font-family: "Times New Roman", Georgia, Times; text-align: justify }
.sub_heading { color: blue; font-weight: bold; font-size: 30px; font-family: Arial, Helvetica, Geneva, Swiss, SunSans-Regular }
.subsub_heading { color: blue; font-weight: bold; font-size: 20px; font-family: Arial, Helvetica, Geneva, Swiss, SunSans-Regular }