.title1 {  font-size: 12px; text-decoration: none}
.txt2 {  font-size: 13px; line-height: 27px; color: #000000}
.txt1 {  font-size: 13px; line-height: 29px; color: #FFFFFF}
.tit1 {  font-size: 13px; text-decoration: none}
.neirong {  font-family: "Arial", "Helvetica", "sans-serif"; font-size: 13px; line-height: 20px}