#featuretopics-banner{ width:100%; min-width:1100px; height:152px; overflow:hidden; background:url(http://myfarm.co.jp/wp-content/uploads/2015/08/kakimono-img-right.jpg) no-repeat right top #ffffff; }
#featuretopics-banner a{ display:block; width:100%; height:152px; overflow:hidden; background:url(http://myfarm.co.jp/wp-content/uploads/2015/08/kakimono-img-left.jpg) no-repeat left top; text-indent:-5000px; }

@media screen and (max-width: 750px) {
   /* 表示領域がn以下の場合に適用するスタイル */
 #featuretopics-banner{ width:1100px !important; }
}