.head_title {font:Arial, Helvetica, sans-serif; font-size:30px}

.head_main {font-family: Arial, Helvetica, sans-serif; text-align:center; vertical-align:middle; width:100%; height:100%; border-width:0; table-layout:fixed}
.head_left {width:5px}
.head_right {width:5px}
.head_top {height:5px}
.head_bottom {height:5px}
.head_font {font-family:Arial, Helvetica, sans-serif;font-size: 16px;font-weight: bold}