.kumo {background-image:url(../img/news/kumo.png); border:none; height:247px;}
.comai {background-image:url(../img/news/comai.jpg);}
.dotama {background-image:url(../img/news/photo7.jpg);}
.hint4 {background-image:url(../img/news/hint4.jpg); border:none; width:240px; height:353px;}
.hint6 {background-image:url(../img/news/hint6.jpg); border:none; width:240px; height:180px;}
.hint4,.hint6{margin:0 auto 1em;}
.topics1 {background-image:url(../img/news/topics1.jpg);}
.test {background-image:url(../img/news/test.jpg);}
.creep {background-image:url(../img/news/creep.jpg);}
.emma {background-image:url(../img/news/emma.jpg);}
.dvd {background-image:url(../img/news/dvd.jpg);}
.cup {background-image:url(../img/news/cup.jpg);}
.ost {background-image:url(../img/news/ost.jpg); border:none; width:350px; height:350px;}

@media all and (max-width: 767px) {
.kumo {height:0; padding:44.46% 0 0;}
.ost {width:65%; height:0; padding:65% 0 0;}
}