#s1ps { background-image: url(../img/3/1.jpg);} 
#s2ps { background-image: url(../img/3/2.jpg);} 
#s3ps { background-image: url(../img/3/3.jpg);} 
#s4ps { background-image: url(../img/3/4.jpg);} 
#s5ps { background-image: url(../img/3/5.jpg);} 
#s6ps { background-image: url(../img/3/6.jpg);} 
#s7ps { background-image: url(../img/3/7.jpg);} 
#s8ps { background-image: url(../img/3/8.jpg);} 
#s9ps { background-image: url(../img/3/9.jpg);}