.link_banner_0{ background-image:url('../img/link_banner_img_0_1441374686.jpg');}
.link_banner_1{ background-image:url('../img/link_banner_img_1_1441374835.jpg');}
.link_banner_2{ background-image:url('../img/link_banner_img_2_1441375048.gif');}
.link_banner_3{ background-image:url('../img/link_banner_img_3_1441374962.gif');}