/*//////▼Over481px//////*/
@media screen and (min-width: 481px) {
.bg_jack {
    background-image: url("//img.mag2.com/site_jack/mag2news/150611/bg_header_1980.jpg");
    width: 100%;
    position: relative;
    background-position: center top;
    background-repeat: no-repeat;
    height: 300px;
    display: block;
}
.bg_jack {
    display: block;
    background-repeat: no-repeat;
    transition: none;
    -webkit-transition: none;
    -moz-transition: none;
}

/*==============
  .bg_jack.top
===============*/
.bg_jack.top {
    background-image: url("//img.mag2.com/site_jack/mag2news/150611/bg_header_1980.jpg");
    height: 300px;
    background-position:center top;
}

.bg_jack.top:hover {
    background-position:center bottom;
}


/*==============
  bg_jack.btm
===============*/
.bg_jack_wrap {
    position: relative;
    width: 100%;
    height: 340px;
}
.bg_jack.btm {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
    background-image: url("//img.mag2.com/site_jack/mag2news/150611/bg_footer_1980.jpg");
    width: 100%;
  background-position: center top;
    background-repeat: no-repeat;
    height: 340px;
    display: block;
}
.bg_jack.btm:hover {
    background-position: center bottom;
}
.bg_jack_wrap .site-info.footer-info {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: rgba(255, 255, 255, 0.6);
  border-top: 1px solid rgba(255, 255, 255, 0.4);
}


/*==============
  #ad_overlay
===============*/

#ad_overlay img {
    display:none;
}

.forpc {
  display: block!important;
}

.forsp {
  display: none!important;
}

}
/*//////▼Under480px/////*/
@media screen and (max-width: 480px) {

  /*==============
  .bg_jack/smartphone
  ===============*/
.bg_jack {
    background-image: url("//img.mag2.com/site_jack/mag2news/150611/bg_header_480.jpg");
    width: 100%;
    position: relative;
    background-position: center top;
    background-repeat: no-repeat;
    height: 300px;
}

.bg_jack.btm {
    background-image: none;
    width: 100%;
    position: relative;
    height: 80px;
}

.site-footer .bg_jack_wrap .footer-info {
  padding: 15px 0 85px;
}

.forpc {
  display: none!important;
}
.forsp {
  display: block!important;
}


}