.main_head { 
             text-align: center; 
             font-size: 20px; 
             font-weight: bold;
             }

.subhead1 { text-align: center; font-size: 16px; font-weight: bold }
.subhead2 { text-align: center;  font-weight: bold }
.teacher_bio { font-style: italic;  }
.course_info { font-style: italic; margin-top: 0; margin-bottom: 0  }
.course_title { 
                font-weight: bolder; 
                font-variant: small-caps; 
                margin-bottom: 0;
                font-size: 110%; 
}
.teacher_name {  font-weight: bolder; margin-top: 0; }
.course_subtitle { font-weight: bold; margin-top: 0; }
.course_subtitle2 { font-weight: 450; font-style: italic; margin-top: -1.5em}