.link_banner_s_0{ background-image:url('../img/link_banner_img_0_1444824516.jpg');}
.link_banner_s_1{ background-image:url('../img/link_banner_img_1_1442054266.jpg');}
.link_banner_s_2{ background-image:url('../img/link_banner_img_2_1442054513.jpg');}
.link_banner_s_3{ background-image:url('../img/link_banner_img_3_1442054595.jpg');}