body {
}

/* 当屏幕宽度大于 767px 时，认为是电脑屏幕 */
@media (min-width: 768px) {

    .navbar-logo-default-img {
        content: url('/images/index_logo_b2-200x130.png');
    }

    .navbar-logo-inverse-img {
        content: url('/images/index_logo_w2-200x130.png');
    }

    .footer-bg {
        background-image: url('/images/index_bottom.jpg');
    }

    .navbar-logo-default-footer-img {
        content: url('/images/index_logo_b3-200x130.png');
    }

    .index-top-bg-img {
        content: url('/images/index_video1.gif');
    }

    .index-jrsl-img {
        content: url('/images/index_jrsl6.jpg');
    }

    .index-sly-img1 {
        content: url('/images/index_sly3.png');
    }

    .index-sly-img2 {
        content: url('/images/index_sly4.png');
    }

    .index-thumbnail-calma-image1 {
        content: url('/images/index_img_list1.jpg');
    }

    .index-thumbnail-calma-image2 {
        content: url('/images/index_img_list2.jpg');
    }

    .index-thumbnail-calma-image3 {
        content: url('/images/index_img_list3.jpg');
    }

    .index-thumbnail-calma-image4 {
        content: url('/images/index_img_list4.jpg');
    }

    .index-thumbnail-calma-image5 {
        content: url('/images/index_img_list5.jpg');
    }

    .index-novi-background1 {
        background-image: url('/images/index_banner1.png')
    }

    .index-novi-background2 {
        background-image: url('/images/index_banner2.png')
    }

    .index-novi-background3 {
        background-image: url('/images/index_banner3.png')
    }

    .index-novi-background4 {
        background-image: url('/images/index_banner4.png')
    }

    .index-what-hiking-bg {
        background-image: url('/images/image-10-1920x550.jpg');
    }

    .index-fg-bg {
        background-image: url('/images/index_fg3.png');
    }

    .forest_slide_bg_img1 {
        content: url('/images/forest_img1.png');
    }

    .forest_slide_bg_img2 {
        content: url('/images/forest_img2.png');
    }

    .forest_slide_bg_img3 {
        content: url('/images/forest_img3.png');
    }

    .forest_slide_bg_img4 {
        content: url('/images/forest_img4.png');
    }

    .forest-forest-line-img {
        content: url('/images/forest_img22.jpg');
    }

    .forest_img_top_img {
        content: url('/images/forest_img8.jpg');
    }

    .forest_port_item_img1 {
        content: url('/images/forest_img_list1.png');
    }

    .forest_port_item_img2 {
        content: url('/images/forest_img_list38.jpg');
    }

    .forest_port_item_img3 {
        content: url('/images/forest_img_list39.jpg');
    }

    .forest_port_item_img4 {
        content: url('/images/forest_img_list41.jpeg');
    }

    .forest_port_item_img5 {
        content: url('/images/forest_img_list4.png');
    }

    .forest_port_item_img6 {
        content: url('/images/forest_img_list37.jpg');
    }

    .forest_port_item_img7 {
        content: url('/images/forest_img_list40.jpg');
    }

    .forest_port_item_img8 {
        content: url('/images/forest_img_list16.png');
    }

    .forest_port_item_img9 {
        content: url('/images/forest_img_list_26.jpg');
    }

    .forest_port_item_img10 {
        content: url('/images/forest_img_list_23.jpg');
    }

    .forest_port_item_img11 {
        content: url('/images/forest_img_list9.png');
    }

    .forest_port_item_img12 {
        content: url('/images/forest_img_list10.png');
    }

    .forest_port_item_img13 {
        content: url('/images/forest_img_list43.jpg');
    }

    .forest_port_item_img14 {
        content: url('/images/forest_img_list42.jpeg');
    }

    .forest_port_item_img15 {
        content: url('/images/forest_img_list_30.jpg');
    }

    .forest_port_item_img16 {
        content: url('/images/forest_img_list_31.jpg');
    }

    .forest_port_item_img17 {
        content: url('/images/forest_img_list_36.jpg');
    }

    .forest_port_item_img18 {
        content: url('/images/forest_img_list_32.jpg');
    }

    .forest_port_item_img19 {
        content: url('/images/forest_img_list_34.jpg');
    }

    .forest_port_item_img20 {
        content: url('/images/forest_img_list_33.jpg');
    }

    .forest_port_item_img21 {
        content: url('/images/forest_img_list_35.jpg');
    }

    .forest-about-img {
        content: url('/images/index_sly1.png');
    }

    .club-swiper-slide-img1 {
        content: url('/images/club_img19.png');
    }

    .club-swiper-slide-img2 {
        content: url('/images/club_img20.png');
    }

    .club-swiper-slide-img3 {
        content: url('/images/club_img25.png');
    }

    .club-swiper-slide-img4 {
        content: url('/images/club_img21.png');
    }

    .club-swiper-slide-img5 {
        content: url('/images/club_img22.png');
    }

    .abt_img_wide_img {
        content: url('/images/club_video2.gif');
    }

    .club_line_animate_img {
        content: url('/images/circle3.png');
    }

    .club_hm_abt_img1 {
        content: url('/images/club_img23.png');
    }

    .club_hm_abt_img2 {
        content: url('/images/club_img33.png');
    }

    .club_hm_abt_img3 {
        content: url('/images/club_img24.png');
    }

    .club_hm_abt_img4 {
        content: url('/images/club_img32.png');
    }

    .club_bg_two_bg {
        background-image: url('/images/club_img7.png') !important
    }

    .about-top-intro-img {
        content: url('/images/about_top_img4.png');
    }

    .about_avatar_img {
        content: url('/images/about_sarah_yang.png');
    }

    .about-reference-img {
        content: url('/images/about_video3.gif');
    }

    .about-thumbnail-gumba-image1 {
        content: url('/images/about_img1.jpg');
    }

    .about-thumbnail-gumba-image2 {
        content: url('/images/about_img3.jpg');
    }

    .about-thumbnail-gumba-image3 {
        content: url('/images/about_img2.jpg');
    }

    .about-thumbnail-calma-image1 {
        content: url('/images/about_img7.jpg');
    }

    .about-thumbnail-calma-image2 {
        content: url('/images/about_img6.png');
    }

    .about-thumbnail-calma-image3 {
        content: url('/images/about_img5.jpg');
    }

    .about-thumbnail-calma-image4 {
        content: url('/images/about_img4.jpg');
    }

    .about-me-img1 {
        content: url('/images/about_img8.jpg');
    }

    .about-me-img2 {
        content: url('/images/about_img9.jpg');
    }

    .about-me-bg {
        background-image: linear-gradient(0deg, #171724 19.35%, transparent 50%), url( '/images/image-65-1920x2046.jpg' )
    }

    .about-intro-bg {
        background-image: url('/images/about_top.jpg')
    }
}

/* 当屏幕宽度小于等于 767px 时，认为是手机屏幕 */
@media (max-width: 767px) {

    .navbar-logo-default-img {
        content: url('/images/780/index_logo_b2-200x130.png');
    }

    .navbar-logo-inverse-img {
        content: url('/images/780/index_logo_w2-200x130.png');
    } 
    .footer-bg {
        background-image: url('/images/780/index_bottom.jpg');
    }

    .navbar-logo-default-footer-img {
        content: url('/images/780/index_logo_b3-200x130.png');
    }

    .index-top-bg-img {
        content: url('/images/780/index_video1.gif');
    }

    .index-jrsl-img {
        content: url('/images/780/index_jrsl6.jpg');
    }

    .index-sly-img1 {
        content: url('/images/780/index_sly3.png');
    }

    .index-sly-img2 {
        content: url('/images/780/index_sly4.png');
    }

    .index-thumbnail-calma-image1 {
        content: url('/images/780/index_img_list1.jpg');
    }

    .index-thumbnail-calma-image2 {
        content: url('/images/780/index_img_list2.jpg');
    }

    .index-thumbnail-calma-image3 {
        content: url('/images/780/index_img_list3.jpg');
    }

    .index-thumbnail-calma-image4 {
        content: url('/images/780/index_img_list4.jpg');
    }

    .index-thumbnail-calma-image5 {
        content: url('/images/780/index_img_list5.jpg');
    }

    .index-novi-background1 {
        background-image: url('/images/780/index_banner1.png')
    }

    .index-novi-background2 {
        background-image: url('/images/780/index_banner2.png')
    }

    .index-novi-background3 {
        background-image: url('/images/780/index_banner3.png')
    }

    .index-novi-background4 {
        background-image: url('/images/780/index_banner4.png')
    }

    .index-what-hiking-bg {
        background-image: url('/images/780/image-10-1920x550.jpg');
    }

    .index-fg-bg {
        background-image: url('/images/780/index_fg3.png');
    }

    .forest_slide_bg_img1 {
        content: url('/images/780/forest_img1.png');
    }

    .forest_slide_bg_img2 {
        content: url('/images/780/forest_img2.png');
    }

    .forest_slide_bg_img3 {
        content: url('/images/780/forest_img3.png');
    }

    .forest_slide_bg_img4 {
        content: url('/images/780/forest_img4.png');
    }

    .forest-forest-line-img {
        content: url('/images/780/forest_img22.jpg');
    }

    .forest_img_top_img {
        content: url('/images/780/forest_img8.jpg');
    }

    .forest_port_item_img1 {
        content: url('/images/780/forest_img_list1.png');
    }

    .forest_port_item_img2 {
        content: url('/images/780/forest_img_list38.jpg');
    }

    .forest_port_item_img3 {
        content: url('/images/780/forest_img_list39.jpg');
    }

    .forest_port_item_img4 {
        content: url('/images/780/forest_img_list41.jpeg');
    }

    .forest_port_item_img5 {
        content: url('/images/780/forest_img_list4.png');
    }

    .forest_port_item_img6 {
        content: url('/images/780/forest_img_list37.jpg');
    }

    .forest_port_item_img7 {
        content: url('/images/780/forest_img_list40.jpg');
    }

    .forest_port_item_img8 {
        content: url('/images/780/forest_img_list16.png');
    }

    .forest_port_item_img9 {
        content: url('/images/780/forest_img_list_26.jpg');
    }

    .forest_port_item_img10 {
        content: url('/images/780/forest_img_list_23.jpg');
    }

    .forest_port_item_img11 {
        content: url('/images/780/forest_img_list9.png');
    }

    .forest_port_item_img12 {
        content: url('/images/780/forest_img_list10.png');
    }

    .forest_port_item_img13 {
        content: url('/images/780/forest_img_list43.jpg');
    }

    .forest_port_item_img14 {
        content: url('/images/780/forest_img_list42.jpeg');
    }

    .forest_port_item_img15 {
        content: url('/images/780/forest_img_list_30.jpg');
    }

    .forest_port_item_img16 {
        content: url('/images/780/forest_img_list_31.jpg');
    }

    .forest_port_item_img17 {
        content: url('/images/780/forest_img_list_36.jpg');
    }

    .forest_port_item_img18 {
        content: url('/images/780/forest_img_list_32.jpg');
    }

    .forest_port_item_img19 {
        content: url('/images/780/forest_img_list_34.jpg');
    }

    .forest_port_item_img20 {
        content: url('/images/780/forest_img_list_33.jpg');
    }

    .forest_port_item_img21 {
        content: url('/images/780/forest_img_list_35.jpg');
    }

    .forest-about-img {
        content: url('/images/780/index_sly1.png');
    }

    .club-swiper-slide-img1 {
        content: url('/images/780/club_img19.png');
    }

    .club-swiper-slide-img2 {
        content: url('/images/780/club_img20.png');
    }

    .club-swiper-slide-img3 {
        content: url('/images/780/club_img25.png');
    }

    .club-swiper-slide-img4 {
        content: url('/images/780/club_img21.png');
    }

    .club-swiper-slide-img5 {
        content: url('/images/780/club_img22.png');
    }

    .abt_img_wide_img {
        content: url('/images/780/club_video2.gif');
    }

    .club_line_animate_img {
        content: url('/images/780/circle3.png');
    }

    .club_hm_abt_img1 {
        content: url('/images/780/club_img23.png');
    }

    .club_hm_abt_img2 {
        content: url('/images/780/club_img33.png');
    }

    .club_hm_abt_img3 {
        content: url('/images/780/club_img24.png');
    }

    .club_hm_abt_img4 {
        content: url('/images/780/club_img32.png');
    }

    .club_bg_two_bg {
        background-image: url('/images/780/club_img7.png') !important
    }

    .about-top-intro-img {
        content: url('/images/780/about_top_img4.png');
    }

    .about_avatar_img {
        content: url('/images/780/about_sarah_yang.png');
    }

    .about-reference-img {
        content: url('/images/780/about_video3.gif');
    }

    .about-thumbnail-gumba-image1 {
        content: url('/images/780/about_img1.jpg');
    }

    .about-thumbnail-gumba-image2 {
        content: url('/images/780/about_img3.jpg');
    }

    .about-thumbnail-gumba-image3 {
        content: url('/images/780/about_img2.jpg');
    }

    .about-thumbnail-calma-image1 {
        content: url('/images/780/about_img7.jpg');
    }

    .about-thumbnail-calma-image2 {
        content: url('/images/780/about_img6.png');
    }

    .about-thumbnail-calma-image3 {
        content: url('/images/780/about_img5.jpg');
    }

    .about-thumbnail-calma-image4 {
        content: url('/images/780/about_img4.jpg');
    }

    .about-me-img1 {
        content: url('/images/780/about_img8.jpg');
    }

    .about-me-img2 {
        content: url('/images/780/about_img9.jpg');
    }

    .about-me-bg {
        background-image: linear-gradient(0deg, #171724 19.35%, transparent 50%), url( '/images/780/image-65-1920x2046.jpg' )
    }

    .about-intro-bg {
        background-image: url('/images/780/about_top.jpg')
    }
}