.yb0:after{content:"";color:black;background-color:#DDDDDD;}.y1{color:#31539F;}.yb1:after{content:"総武快速線";color:white;background-color:#31539F;}.y2{color:#FF82C3;}.yb2:after{content:"京葉線";color:white;background-color:#FF82C3;}.y3{color:#D3192F;}.yb3:after{content:"成田ｴｸｽﾌﾟﾚｽ";color:white;background-color:#D3192F;}.y4{color:#D3192F;}.yb4:after{content:"わかしお";color:white;background-color:#D3192F;}.y5{color:#D3192F;}.yb5:after{content:"さざなみ";color:white;background-color:#D3192F;}.y6{color:#D3192F;}.yb6:after{content:"しおさい";color:white;background-color:#D3192F;}.y7{color:#D3192F;}.yb7:after{content:"あやめ祭り";color:white;background-color:#D3192F;}.y8{color:#A61414;}.yb8:after{content:"外房線";color:white;background-color:#A61414;}.y9{color:#149AA6;}.yb9:after{content:"内房線";color:white;background-color:#149AA6;}.y10{color:#AD8422;}.yb10:after{content:"総武本線";color:white;background-color:#AD8422;}.y11{color:#1D811D;}.yb11:after{content:"成田線";color:white;background-color:#1D811D;}