/* cyrillic-ext */
@font-face {
    font-family: 'Source Sans Pro';
    font-style: normal;
    font-weight: 200;
    src: url(https://fonts.gstatic.com/s/sourcesanspro/v22/6xKydSBYKcSV-LCoeQqfX1RYOo3i94_wmhduz8A.woff2) format('woff2');
    unicode-range: U+0460-052F, U+1C80-1C8A, U+20B4, U+2DE0-2DFF, U+A640-A69F, U+FE2E-FE2F;
  }
  /* cyrillic */
  @font-face {
    font-family: 'Source Sans Pro';
    font-style: normal;
    font-weight: 200;
    src: url(https://fonts.gstatic.com/s/sourcesanspro/v22/6xKydSBYKcSV-LCoeQqfX1RYOo3i94_wkxduz8A.woff2) format('woff2');
    unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
  }
  /* greek-ext */
  @font-face {
    font-family: 'Source Sans Pro';
    font-style: normal;
    font-weight: 200;
    src: url(https://fonts.gstatic.com/s/sourcesanspro/v22/6xKydSBYKcSV-LCoeQqfX1RYOo3i94_wmxduz8A.woff2) format('woff2');
    unicode-range: U+1F00-1FFF;
  }
  /* greek */
  @font-face {
    font-family: 'Source Sans Pro';
    font-style: normal;
    font-weight: 200;
    src: url(https://fonts.gstatic.com/s/sourcesanspro/v22/6xKydSBYKcSV-LCoeQqfX1RYOo3i94_wlBduz8A.woff2) format('woff2');
    unicode-range: U+0370-0377, U+037A-037F, U+0384-038A, U+038C, U+038E-03A1, U+03A3-03FF;
  }
  /* vietnamese */
  @font-face {
    font-family: 'Source Sans Pro';
    font-style: normal;
    font-weight: 200;
    src: url(https://fonts.gstatic.com/s/sourcesanspro/v22/6xKydSBYKcSV-LCoeQqfX1RYOo3i94_wmBduz8A.woff2) format('woff2');
    unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
  }
  /* latin-ext */
  @font-face {
    font-family: 'Source Sans Pro';
    font-style: normal;
    font-weight: 200;
    src: url(https://fonts.gstatic.com/s/sourcesanspro/v22/6xKydSBYKcSV-LCoeQqfX1RYOo3i94_wmRduz8A.woff2) format('woff2');
    unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
  }
  /* latin */
  @font-face {
    font-family: 'Source Sans Pro';
    font-style: normal;
    font-weight: 200;
    src: url(https://fonts.gstatic.com/s/sourcesanspro/v22/6xKydSBYKcSV-LCoeQqfX1RYOo3i94_wlxdu.woff2) format('woff2');
    unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
  }
  /* cyrillic-ext */
  @font-face {
    font-family: 'Source Sans Pro';
    font-style: normal;
    font-weight: 300;
    src: url(https://fonts.gstatic.com/s/sourcesanspro/v22/6xKydSBYKcSV-LCoeQqfX1RYOo3ik4zwmhduz8A.woff2) format('woff2');
    unicode-range: U+0460-052F, U+1C80-1C8A, U+20B4, U+2DE0-2DFF, U+A640-A69F, U+FE2E-FE2F;
  }
  /* cyrillic */
  @font-face {
    font-family: 'Source Sans Pro';
    font-style: normal;
    font-weight: 300;
    src: url(https://fonts.gstatic.com/s/sourcesanspro/v22/6xKydSBYKcSV-LCoeQqfX1RYOo3ik4zwkxduz8A.woff2) format('woff2');
    unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
  }
  /* greek-ext */
  @font-face {
    font-family: 'Source Sans Pro';
    font-style: normal;
    font-weight: 300;
    src: url(https://fonts.gstatic.com/s/sourcesanspro/v22/6xKydSBYKcSV-LCoeQqfX1RYOo3ik4zwmxduz8A.woff2) format('woff2');
    unicode-range: U+1F00-1FFF;
  }
  /* greek */
  @font-face {
    font-family: 'Source Sans Pro';
    font-style: normal;
    font-weight: 300;
    src: url(https://fonts.gstatic.com/s/sourcesanspro/v22/6xKydSBYKcSV-LCoeQqfX1RYOo3ik4zwlBduz8A.woff2) format('woff2');
    unicode-range: U+0370-0377, U+037A-037F, U+0384-038A, U+038C, U+038E-03A1, U+03A3-03FF;
  }
  /* vietnamese */
  @font-face {
    font-family: 'Source Sans Pro';
    font-style: normal;
    font-weight: 300;
    src: url(https://fonts.gstatic.com/s/sourcesanspro/v22/6xKydSBYKcSV-LCoeQqfX1RYOo3ik4zwmBduz8A.woff2) format('woff2');
    unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
  }
  /* latin-ext */
  @font-face {
    font-family: 'Source Sans Pro';
    font-style: normal;
    font-weight: 300;
    src: url(https://fonts.gstatic.com/s/sourcesanspro/v22/6xKydSBYKcSV-LCoeQqfX1RYOo3ik4zwmRduz8A.woff2) format('woff2');
    unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
  }
  /* latin */
  @font-face {
    font-family: 'Source Sans Pro';
    font-style: normal;
    font-weight: 300;
    src: url(https://fonts.gstatic.com/s/sourcesanspro/v22/6xKydSBYKcSV-LCoeQqfX1RYOo3ik4zwlxdu.woff2) format('woff2');
    unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
  }
  /* cyrillic-ext */
  @font-face {
    font-family: 'Source Sans Pro';
    font-style: normal;
    font-weight: 400;
    src: url(https://fonts.gstatic.com/s/sourcesanspro/v22/6xK3dSBYKcSV-LCoeQqfX1RYOo3qNa7lqDY.woff2) format('woff2');
    unicode-range: U+0460-052F, U+1C80-1C8A, U+20B4, U+2DE0-2DFF, U+A640-A69F, U+FE2E-FE2F;
  }
  /* cyrillic */
  @font-face {
    font-family: 'Source Sans Pro';
    font-style: normal;
    font-weight: 400;
    src: url(https://fonts.gstatic.com/s/sourcesanspro/v22/6xK3dSBYKcSV-LCoeQqfX1RYOo3qPK7lqDY.woff2) format('woff2');
    unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
  }
  /* greek-ext */
  @font-face {
    font-family: 'Source Sans Pro';
    font-style: normal;
    font-weight: 400;
    src: url(https://fonts.gstatic.com/s/sourcesanspro/v22/6xK3dSBYKcSV-LCoeQqfX1RYOo3qNK7lqDY.woff2) format('woff2');
    unicode-range: U+1F00-1FFF;
  }
  /* greek */
  @font-face {
    font-family: 'Source Sans Pro';
    font-style: normal;
    font-weight: 400;
    src: url(https://fonts.gstatic.com/s/sourcesanspro/v22/6xK3dSBYKcSV-LCoeQqfX1RYOo3qO67lqDY.woff2) format('woff2');
    unicode-range: U+0370-0377, U+037A-037F, U+0384-038A, U+038C, U+038E-03A1, U+03A3-03FF;
  }
  /* vietnamese */
  @font-face {
    font-family: 'Source Sans Pro';
    font-style: normal;
    font-weight: 400;
    src: url(https://fonts.gstatic.com/s/sourcesanspro/v22/6xK3dSBYKcSV-LCoeQqfX1RYOo3qN67lqDY.woff2) format('woff2');
    unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
  }
  /* latin-ext */
  @font-face {
    font-family: 'Source Sans Pro';
    font-style: normal;
    font-weight: 400;
    src: url(https://fonts.gstatic.com/s/sourcesanspro/v22/6xK3dSBYKcSV-LCoeQqfX1RYOo3qNq7lqDY.woff2) format('woff2');
    unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
  }
  /* latin */
  @font-face {
    font-family: 'Source Sans Pro';
    font-style: normal;
    font-weight: 400;
    src: url(https://fonts.gstatic.com/s/sourcesanspro/v22/6xK3dSBYKcSV-LCoeQqfX1RYOo3qOK7l.woff2) format('woff2');
    unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
  }
  /* cyrillic-ext */
  @font-face {
    font-family: 'Source Sans Pro';
    font-style: normal;
    font-weight: 600;
    src: url(https://fonts.gstatic.com/s/sourcesanspro/v22/6xKydSBYKcSV-LCoeQqfX1RYOo3i54rwmhduz8A.woff2) format('woff2');
    unicode-range: U+0460-052F, U+1C80-1C8A, U+20B4, U+2DE0-2DFF, U+A640-A69F, U+FE2E-FE2F;
  }
  /* cyrillic */
  @font-face {
    font-family: 'Source Sans Pro';
    font-style: normal;
    font-weight: 600;
    src: url(https://fonts.gstatic.com/s/sourcesanspro/v22/6xKydSBYKcSV-LCoeQqfX1RYOo3i54rwkxduz8A.woff2) format('woff2');
    unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
  }
  /* greek-ext */
  @font-face {
    font-family: 'Source Sans Pro';
    font-style: normal;
    font-weight: 600;
    src: url(https://fonts.gstatic.com/s/sourcesanspro/v22/6xKydSBYKcSV-LCoeQqfX1RYOo3i54rwmxduz8A.woff2) format('woff2');
    unicode-range: U+1F00-1FFF;
  }
  /* greek */
  @font-face {
    font-family: 'Source Sans Pro';
    font-style: normal;
    font-weight: 600;
    src: url(https://fonts.gstatic.com/s/sourcesanspro/v22/6xKydSBYKcSV-LCoeQqfX1RYOo3i54rwlBduz8A.woff2) format('woff2');
    unicode-range: U+0370-0377, U+037A-037F, U+0384-038A, U+038C, U+038E-03A1, U+03A3-03FF;
  }
  /* vietnamese */
  @font-face {
    font-family: 'Source Sans Pro';
    font-style: normal;
    font-weight: 600;
    src: url(https://fonts.gstatic.com/s/sourcesanspro/v22/6xKydSBYKcSV-LCoeQqfX1RYOo3i54rwmBduz8A.woff2) format('woff2');
    unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
  }
  /* latin-ext */
  @font-face {
    font-family: 'Source Sans Pro';
    font-style: normal;
    font-weight: 600;
    src: url(https://fonts.gstatic.com/s/sourcesanspro/v22/6xKydSBYKcSV-LCoeQqfX1RYOo3i54rwmRduz8A.woff2) format('woff2');
    unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
  }
  /* latin */
  @font-face {
    font-family: 'Source Sans Pro';
    font-style: normal;
    font-weight: 600;
    src: url(https://fonts.gstatic.com/s/sourcesanspro/v22/6xKydSBYKcSV-LCoeQqfX1RYOo3i54rwlxdu.woff2) format('woff2');
    unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
  }
  /* cyrillic-ext */
  @font-face {
    font-family: 'Source Sans Pro';
    font-style: normal;
    font-weight: 700;
    src: url(https://fonts.gstatic.com/s/sourcesanspro/v22/6xKydSBYKcSV-LCoeQqfX1RYOo3ig4vwmhduz8A.woff2) format('woff2');
    unicode-range: U+0460-052F, U+1C80-1C8A, U+20B4, U+2DE0-2DFF, U+A640-A69F, U+FE2E-FE2F;
  }
  /* cyrillic */
  @font-face {
    font-family: 'Source Sans Pro';
    font-style: normal;
    font-weight: 700;
    src: url(https://fonts.gstatic.com/s/sourcesanspro/v22/6xKydSBYKcSV-LCoeQqfX1RYOo3ig4vwkxduz8A.woff2) format('woff2');
    unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
  }
  /* greek-ext */
  @font-face {
    font-family: 'Source Sans Pro';
    font-style: normal;
    font-weight: 700;
    src: url(https://fonts.gstatic.com/s/sourcesanspro/v22/6xKydSBYKcSV-LCoeQqfX1RYOo3ig4vwmxduz8A.woff2) format('woff2');
    unicode-range: U+1F00-1FFF;
  }
  /* greek */
  @font-face {
    font-family: 'Source Sans Pro';
    font-style: normal;
    font-weight: 700;
    src: url(https://fonts.gstatic.com/s/sourcesanspro/v22/6xKydSBYKcSV-LCoeQqfX1RYOo3ig4vwlBduz8A.woff2) format('woff2');
    unicode-range: U+0370-0377, U+037A-037F, U+0384-038A, U+038C, U+038E-03A1, U+03A3-03FF;
  }
  /* vietnamese */
  @font-face {
    font-family: 'Source Sans Pro';
    font-style: normal;
    font-weight: 700;
    src: url(https://fonts.gstatic.com/s/sourcesanspro/v22/6xKydSBYKcSV-LCoeQqfX1RYOo3ig4vwmBduz8A.woff2) format('woff2');
    unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
  }
  /* latin-ext */
  @font-face {
    font-family: 'Source Sans Pro';
    font-style: normal;
    font-weight: 700;
    src: url(https://fonts.gstatic.com/s/sourcesanspro/v22/6xKydSBYKcSV-LCoeQqfX1RYOo3ig4vwmRduz8A.woff2) format('woff2');
    unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
  }
  /* latin */
  @font-face {
    font-family: 'Source Sans Pro';
    font-style: normal;
    font-weight: 700;
    src: url(https://fonts.gstatic.com/s/sourcesanspro/v22/6xKydSBYKcSV-LCoeQqfX1RYOo3ig4vwlxdu.woff2) format('woff2');
    unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
  }
  /* cyrillic-ext */
  @font-face {
    font-family: 'Source Sans Pro';
    font-style: normal;
    font-weight: 900;
    src: url(https://fonts.gstatic.com/s/sourcesanspro/v22/6xKydSBYKcSV-LCoeQqfX1RYOo3iu4nwmhduz8A.woff2) format('woff2');
    unicode-range: U+0460-052F, U+1C80-1C8A, U+20B4, U+2DE0-2DFF, U+A640-A69F, U+FE2E-FE2F;
  }
  /* cyrillic */
  @font-face {
    font-family: 'Source Sans Pro';
    font-style: normal;
    font-weight: 900;
    src: url(https://fonts.gstatic.com/s/sourcesanspro/v22/6xKydSBYKcSV-LCoeQqfX1RYOo3iu4nwkxduz8A.woff2) format('woff2');
    unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
  }
  /* greek-ext */
  @font-face {
    font-family: 'Source Sans Pro';
    font-style: normal;
    font-weight: 900;
    src: url(https://fonts.gstatic.com/s/sourcesanspro/v22/6xKydSBYKcSV-LCoeQqfX1RYOo3iu4nwmxduz8A.woff2) format('woff2');
    unicode-range: U+1F00-1FFF;
  }
  /* greek */
  @font-face {
    font-family: 'Source Sans Pro';
    font-style: normal;
    font-weight: 900;
    src: url(https://fonts.gstatic.com/s/sourcesanspro/v22/6xKydSBYKcSV-LCoeQqfX1RYOo3iu4nwlBduz8A.woff2) format('woff2');
    unicode-range: U+0370-0377, U+037A-037F, U+0384-038A, U+038C, U+038E-03A1, U+03A3-03FF;
  }
  /* vietnamese */
  @font-face {
    font-family: 'Source Sans Pro';
    font-style: normal;
    font-weight: 900;
    src: url(https://fonts.gstatic.com/s/sourcesanspro/v22/6xKydSBYKcSV-LCoeQqfX1RYOo3iu4nwmBduz8A.woff2) format('woff2');
    unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
  }
  /* latin-ext */
  @font-face {
    font-family: 'Source Sans Pro';
    font-style: normal;
    font-weight: 900;
    src: url(https://fonts.gstatic.com/s/sourcesanspro/v22/6xKydSBYKcSV-LCoeQqfX1RYOo3iu4nwmRduz8A.woff2) format('woff2');
    unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
  }
  /* latin */
  @font-face {
    font-family: 'Source Sans Pro';
    font-style: normal;
    font-weight: 900;
    src: url(https://fonts.gstatic.com/s/sourcesanspro/v22/6xKydSBYKcSV-LCoeQqfX1RYOo3iu4nwlxdu.woff2) format('woff2');
    unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
  }
        body {
            background: #dce1df;
            color: #4f585e;
            font-family: 'Source Sans Pro', sans-serif;
            text-rendering: optimizeLegibility;
        }
        a.btn {
        background: #0096a0;
        border-radius: 4px;
        box-shadow: 0 2px 0px 0 rgba(0, 0, 0, 0.25);
        color: #ffffff;
        display: inline-block;
        padding: 6px 30px 8px;
        position: relative;
        text-decoration: none;
        transition: all 0.1s 0s ease-out;
        }
        .no-touch a.btn:hover {
        background: #00a2ad;
        box-shadow: 0px 8px 2px 0 rgba(0, 0, 0, 0.075);
        transform: translateY(-2px);
        transition: all 0.25s 0s ease-out;
        }
        .no-touch a.btn:active,
        a.btn:active {
        background: #008a93;
        box-shadow: 0 1px 0px 0 rgba(255, 255, 255, 0.25);
        transform: translate3d(0, 1px, 0);
        transition: all 0.025s 0s ease-out;
        }
        div.cards {
        margin: 80px auto;
        max-width: 960px;
        text-align: center;
        }
        div.card {
        background: #ffffff;
        display: inline-block;
        margin: 8px;
        max-width: 300px;
        perspective: 1000;
        position: relative;
        text-align: left;
        transition: all 0.3s 0s ease-in;
        z-index: 1;
        }
        div.card img {
        max-width: 300px;
        }
        div.card div.card-title {
        background: #ffffff;
        padding: 6px 15px 10px;
        position: relative;
        z-index: 0;
        }
        div.card div.card-title a.toggle-info {
        border-radius: 32px;
        height: 32px;
        padding: 0;
        position: absolute;
        right: 15px;
        top: 10px;
        width: 32px;
        }
        div.card div.card-title a.toggle-info span {
        background: #ffffff;
        display: block;
        height: 2px;
        position: absolute;
        top: 16px;
        transition: all 0.15s 0s ease-out;
        width: 12px;
        }
        div.card div.card-title a.toggle-info span.left {
        right: 14px;
        transform: rotate(45deg);
        }
        div.card div.card-title a.toggle-info span.right {
        left: 14px;
        transform: rotate(-45deg);
        }
        div.card div.card-title h2 {
        font-size: 24px;
        font-weight: 700;
        letter-spacing: -0.05em;
        margin: 0;
        padding: 0;
        }
        div.card div.card-title h2 small {
        display: block;
        font-size: 18px;
        font-weight: 600;
        letter-spacing: -0.025em;
        }
        div.card div.card-description {
        padding: 0 15px 10px;
        position: relative;
        font-size: 14px;
        }
        div.card div.card-actions {
        box-shadow: 0 2px 0px 0 rgba(0, 0, 0, 0.075);
        padding: 10px 15px 20px;
        text-align: center;
        }
        div.card div.card-flap {
        background: #d9d9d9;
        position: absolute;
        width: 100%;
        transform-origin: top;
        transform: rotateX(-90deg);
        }
        div.card div.flap1 {
        transition: all 0.3s 0.3s ease-out;
        z-index: -1;
        }
        div.card div.flap2 {
        transition: all 0.3s 0s ease-out;
        z-index: -2;
        }
        div.cards.showing div.card {
        cursor: pointer;
        opacity: 0.6;
        transform: scale(0.88);
        }
        .no-touch div.cards.showing div.card:hover {
        opacity: 0.94;
        transform: scale(0.92);
        }
        div.card.show {
        opacity: 1 !important;
        transform: scale(1) !important;
        }
        div.card.show div.card-title a.toggle-info {
        background: #ff6666 !important;
        }
        div.card.show div.card-title a.toggle-info span {
        top: 15px;
        }
        div.card.show div.card-title a.toggle-info span.left {
        right: 10px;
        }
        div.card.show div.card-title a.toggle-info span.right {
        left: 10px;
        }
        div.card.show div.card-flap {
        background: #ffffff;
        transform: rotateX(0deg);
        }
        div.card.show div.flap1 {
        transition: all 0.3s 0s ease-out;
        }
        div.card.show div.flap2 {
        transition: all 0.3s 0.2s ease-out;
        }
        .cards {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
    }

        /* 第一行的两个相框独立设置容器 */
        .first-row {
            display: flex;
            justify-content: center;
            width: 100%;
        }

        /* 第一行相框样式 */
        .first-row .card {
            flex: 1 1 50%; /* 默认情况下占50% */
            max-width: 300px; /* 最大宽度保持不变 */
            box-sizing: border-box; /* 计算内边距和边框 */
        }

        /* 图片自适应样式 */
        .first-row .card img {
            max-width: 100%; /* 图片最大宽度为100% */
            height: auto; /* 高度自动，保持比例 */
        }

        /* 其他行相框样式 */
        .remaining-cards {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
        }

        /* 为响应性设计调整卡片宽度 */
        .remaining-cards .card {
            flex: 1 1 30%;
            max-width: 300px;
            margin: 8px;
        }
        /* 媒体查询以适应小屏幕 */
        @media (max-width: 600px) {
            .first-row .card {
                flex: 1 1 100%; /* 小屏幕下每个卡片占满一行 */
                max-width: 100%; /* 最大宽度设置为100% */
            }
            
            .remaining-cards .card {
                flex: 1 1 100%; /* 在小屏幕下每个卡片占满一行 */
                max-width: 100%; /* 最大宽度设置为100% */
            }
        }