.01-arrow-red{ background-position: 0 0; width: 7px; height: 18px; } 
.02-arrow-green{ background-position: 0 -38px; width: 7px; height: 17px; } 
.03-arrow-gray{ background-position: 0 -75px; width: 6px; height: 30px; } 
.04-arrow-left{ background-position: 0 -125px; width: 30px; height: 24px; } 
.05-arrow-left-hover{ background-position: 0 -169px; width: 30px; height: 24px; } 
.06-arrow-right{ background-position: 0 -213px; width: 30px; height: 24px; } 
.07-arrow-right-hover{ background-position: 0 -257px; width: 30px; height: 24px; } 
.08-arrow-left{ background-position: 0 -301px; width: 45px; height: 90px; } 
.09-arrow-left-gray{ background-position: 0 -411px; width: 45px; height: 90px; } 
.10-arrow-right{ background-position: 0 -521px; width: 45px; height: 90px; } 
.11-arrow-right-gray{ background-position: 0 -631px; width: 45px; height: 90px; } 
.12-arrow-blue{ background-position: 0 -741px; width: 6px; height: 30px; } 
.13-arrow-gray{ background-position: 0 -791px; width: 30px; height: 24px; } 
.14-arrow-gray-right{ background-position: 0 -835px; width: 30px; height: 24px; } 
.15-arrow-slider{ background-position: 0 -879px; width: 30px; height: 15px; } 

step - 20px