.kankyo1 {  font-family: "Arial", "Helvetica", "sans-serif"; font-size: 12px}

.kankyo2 {  font-family: "Arial", "Helvetica", "sans-serif"; font-size: 12px}

.kankyo3 {  font-family: "Arial", "Helvetica", "sans-serif"; font-size: 16px; font-weight: bold}