Hello,
1. These font sizes can be adjusted here:
.module_round_box h3 {
color: #4c4c4c;
font-size: 1.6em;
font-weight: 300;
}
template.css line 867
2. You can edit this here:
#s5_top_row1_wrap, #s5_top_row2_wrap, #s5_top_row3_wrap, #s5_above_columns_inner, #s5_component_wrap {
padding-bottom: 100px;
padding-top: 100px;
}
template.css line 1056