@charset "utf-8"; 
/* MOBILE */
 
/* image */
#SS21_img1 { max-width:28rem } 
#SS21_img2 , 
#SS21_img3 { max-width:46rem }  
#SS21_imgs23 { max-width:94rem }
#SS21_img4 { max-width:54rem } 
#SS21_img5 , #SS21_img6 { max-width:30rem }   
#SS21_imgs46 { max-width:118rem }
#SS21_img7 { max-width:30rem } 
#SS21_img8 { max-width:60rem } 



/* math */ 
#SS21_math1 { max-width:41rem ; margin:0 auto 2rem } 




/* PC */
@media screen and (min-width:1024px){  
 
    /* image */   
    #SS21_img4 { width:45.7627% } 
    #SS21_img5 ,  
    #SS21_img6 { width:25.4237% }  

}   
 




/* PRINT */
@media print {   }