
    body { margin: 0; background: #f3f4f6; overflow-x: hidden; }
    #page-container { position: relative; margin: 0 auto; padding: 0; overflow: visible; max-width: 100%; }
    .scieee-lazy-chunk { display: block; width: 100%; max-width: 100%; margin: 0 auto 24px auto; overflow-x: hidden; overflow-y: visible; box-sizing: border-box; }
    .scieee-lazy-chunk-content { width: 100%; max-width: 100%; overflow-x: hidden; box-sizing: border-box; }
    .scieee-lazy-chunk style { display: none !important; }
    .scieee-lazy-placeholder { width: 100%; max-width: 900px; margin: 12px auto; padding: 18px; box-sizing: border-box; background: #fff; color: #6b7280; border: 1px solid #e5e7eb; font: 13px system-ui, sans-serif; text-align: center; }
    .scieee-lazy-chunk.is-loaded { min-height: 0 !important; }
    .scieee-lazy-chunk.is-loaded > .scieee-lazy-placeholder { display: none; }
    .pf { margin-left: auto !important; margin-right: auto !important; }
  



/* vim: set shiftwidth=2 tabstop=2 autoindent cindent expandtab filetype=css: */
/*! 
 * Base CSS for pdf2htmlEX
 * Copyright 2012,2013 Lu Wang <coolwanglu@gmail.com> 
 * https://github.com/pdf2htmlEX/pdf2htmlEX/blob/master/share/LICENSE
 */
/* Part 1: Web Page Layout: Free to modify, except for a few of them which are required by pdf2htmlEX.js, see the comments */
#sidebar { /* Sidebar */
  position:absolute;
  top:0;
  left:0;
  bottom:0;
  width:250px;
  padding:0;
  margin:0px;
  overflow:auto;
}
#page-container { /* PDF container */
  position:absolute; /* required for calculating relative positions of pages in pdf2htmlEX.js */
  top:0;
  left:0px;
  margin:0; 
  padding:0;
  border:0; /* required for lazy page loading in pdf2htmlEX.js (page visibility test) */
}
@media screen {
  /* for sidebar */
  #sidebar.opened + #page-container { left:250px; }
  #page-container {
    /* `bottom' and `right' are required for lazy page loading in pdf2htmlEX.js (page visibility test)
     * alternatively you may set width and height
     */
    bottom:0;
    right:0;
    overflow:auto;
  }
  .loading-indicator {
    display:none;
  }
  .loading-indicator.active {
    display:block;
    position:absolute;
    width:64px;
    height:64px;
    top:50%;
    left:50%;
    margin-top:-32px;
    margin-left:-32px;
  }
  .loading-indicator img {
    position:absolute;
    top:0;
    left:0;
    bottom:0;
    right:0;
  }
}
@media print { 
  @page { margin:0; }
  html { margin:0; }
  body { 
    margin:0; 
    -webkit-print-color-adjust:exact; /* enable printing background images for WebKit */
  }
  #sidebar { display:none; }
  #page-container {
    width:auto;
    height:auto;
    overflow:visible;
    background-color:transparent;
  }
  .d { display:none; }
}
/* Part 2: Page Elements: Modify with caution
 * The followings are base classes, some of which are meant to be override by PDF specific classes
 * So do not increase the specificity (e.g. ".classname" -> "#page-container .classname")
 */
.pf { /* page */
  position:relative;
  background-color:white;
  overflow: hidden;
  margin:0; 
  border:0; /* required by pdf2htmlEX.js for page visibility test */
}
.pc { /* content of a page */
  position:absolute;
  border:0;
  padding:0;
  margin:0;
  top:0;
  left:0;
  width:100%;
  height:100%;
  overflow:hidden;
  display:block;
  /* set transform-origin for scaling */
  transform-origin:0% 0%;
  -ms-transform-origin:0% 0%;
  -webkit-transform-origin:0% 0%;
}
.pc.opened { /* used by pdf2htmlEX.js, to show/hide pages */
  display:block;
}
.bf { /* images that occupies the whole page */
  position:absolute;
  border:0;
  margin:0;
  top:0;
  bottom:0;
  width:100%;
  height:100%;
  -ms-user-select:none;
  -moz-user-select:none;
  -webkit-user-select:none;
  user-select:none;
}
.bi { /* images that cover only a part of the page */
  position:absolute;
  border:0;
  margin:0;
  -ms-user-select:none;
  -moz-user-select:none;
  -webkit-user-select:none;
  user-select:none;
}
@media print {
  .pf {
    margin:0;
    box-shadow:none;
    page-break-after:always;
    page-break-inside:avoid;
  }
  @-moz-document url-prefix() {
    /* fix page truncation for FireFox */
    .pf {
      overflow:visible;
      border:1px solid #FFFFFF;
    }
    .pc {overflow:visible;}
  }
}
.c { /* clip box */
  position:absolute;
  border:0;
  padding:0;
  margin:0;
  overflow:hidden;
  display:block;
}
.t { /* text line */
  position:absolute;
  white-space:pre;
  font-size:1px;
  transform-origin:0% 100%;
  -ms-transform-origin:0% 100%;
  -webkit-transform-origin:0% 100%;
  unicode-bidi:bidi-override;/* For rtl languages, e.g. Hebrew, we don't want the default Unicode behaviour */
  -moz-font-feature-settings:"liga" 0;/* We don't want Firefox to recognize ligatures */
}
.t:after { /* webkit #35443 */
  content: '';
}
.t:before { /* Workaround Blink(up to 41)/Webkit bug of word-spacing with leading spaces (chromium #404444 and pdf2htmlEX #412) */
  content: '';
  display: inline-block;
}
.t span { /* text blocks within a line */
  /* Blink(up to 41)/Webkit have bug with negative word-spacing and inline-block (pdf2htmlEX #416), so keep normal span inline. */
  position:relative;
  unicode-bidi:bidi-override; /* For rtl languages, e.g. Hebrew, we don't want the default Unicode behaviour */
}
._ { /* text shift */
  /* Blink(up to 41)/Webkit have bug with inline element, continuous spaces and word-spacing. Workaround by inline-block. */
  display: inline-block;
  color: transparent;
  z-index: -1;
}
/* selection background should not be opaque, for fallback mode */
::selection{
  background: rgba(127,255,255,0.4);
}
::-moz-selection{
  background: rgba(127,255,255,0.4);
}
.pi { /* info for Javascript */
  display:none;
}
.l { /* annotation links */
}
/* transparent color - WebKit */
.d { /* css drawing */
  position:absolute;
  transform-origin:0% 100%;
  -ms-transform-origin:0% 100%;
  -webkit-transform-origin:0% 100%;
}
/* for the forms */
.it {
  border: none;
  background-color: rgba(255, 255, 255, 0.0);
}

.ir:hover {
  cursor: pointer;
}

/* Base CSS END */





/* vim: set shiftwidth=2 tabstop=2 autoindent cindent expandtab filetype=css: */
/*! 
 * Fancy styles for pdf2htmlEX
 * Copyright 2012,2013 Lu Wang <coolwanglu@gmail.com> 
 * https://github.com/pdf2htmlEX/pdf2htmlEX/blob/master/share/LICENSE
 */
@keyframes fadein { from { opacity:0;} to { opacity:1;} }
@-webkit-keyframes fadein { from { opacity:0;} to { opacity:1;} }
@keyframes swing {
  0%  { transform: rotate(0deg); }
  10% { transform: rotate(0deg); }
  90% { transform: rotate(720deg); }
  100%{ transform: rotate(720deg); }
}
@-webkit-keyframes swing {
  0%  { -webkit-transform: rotate(0deg); }
  10% { -webkit-transform: rotate(0deg); }
  90% { -webkit-transform: rotate(720deg); }
  100%{ -webkit-transform: rotate(720deg); }
}
@media screen { 
  #sidebar {
    background-color:#2f3236;
    /* modified from http://philbit.com/svgpatterns/#crossstripes */
    background-image:url("scieee-document-assets/asset_278c76fec4fbf2399910664b.svg");
  }
  #outline {
    font-family:Georgia,Times,"Times New Roman",serif;
    font-size:13px;
    margin:2em 1em;
  }
  #outline ul {
    padding:0;
  }
  #outline li {
    list-style-type:none;
    margin:1em 0;
  }
  #outline li > ul {
    margin-left: 1em;
  }
  #outline a,
  #outline a:visited,
  #outline a:hover,
  #outline a:active {
    line-height:1.2;
    color:#e8e8e8;
    text-overflow:ellipsis;
    white-space:nowrap;
    text-decoration:none;
    display:block;
    overflow:hidden;
    outline:0;
  }
  #outline a:hover {
    color:rgb(0,204,255);
  }
  #page-container {
    background-color:#9e9e9e;
    /* http://philbit.com/svgpatterns/#thinstripes */
    background-image: url("scieee-document-assets/asset_c60347c0de373fe817019620.svg");
    -webkit-transition:left 500ms;
    transition:left 500ms;
  }
  .pf {
    margin: 13px auto;
    box-shadow: 1px 1px 3px 1px #333;
    /* Needed by IE to make box-shadow works * https://developer.mozilla.org/en-US/docs/Web/CSS/box-shadow */
    border-collapse: separate;
  }
  .pc.opened { /* used by pdf2htmlEX.js, to show/hide pages */
    -webkit-animation: fadein 100ms;
    animation: fadein 100ms; 
  }
  .loading-indicator.active {
    /* 
     * use 0.01s instead of 0s,
     * since YUI Compressor will change 0s to 0,
     * which is not recognized by Firefox
     */
    -webkit-animation: swing 1.5s ease-in-out 0.01s infinite alternate none;
    animation: swing 1.5s ease-in-out 0.01s infinite alternate none;
  }
  .checked {
    background: no-repeat url(scieee-document-assets/asset_58a067f15ffcfc2435a4b346.png);
  }
}
/* Fancy CSS END */





.ff0{font-family:sans-serif;visibility:hidden;}
@font-face{font-family:ff1;src:url('chunks/assets/font_d6ce6fb4de875e02db356c8d.woff')format("woff");}.ff1{font-family:ff1;line-height:1.003906;font-style:normal;font-weight:normal;visibility:visible;font-variant-ligatures:none;font-feature-settings: "liga" 0, "clig" 0, "dlig" 0, "hlig" 0, "calt" 0;}
@font-face{font-family:ff2;src:url('chunks/assets/font_b051c0c85e17f3e8216cb73f.woff')format("woff");}.ff2{font-family:ff2;line-height:0.938965;font-style:normal;font-weight:normal;visibility:visible;font-variant-ligatures:none;font-feature-settings: "liga" 0, "clig" 0, "dlig" 0, "hlig" 0, "calt" 0;}
@font-face{font-family:ff3;src:url('chunks/assets/font_243afae583d2244a9703c489.woff')format("woff");}.ff3{font-family:ff3;line-height:0.978027;font-style:normal;font-weight:normal;visibility:visible;font-variant-ligatures:none;font-feature-settings: "liga" 0, "clig" 0, "dlig" 0, "hlig" 0, "calt" 0;}
@font-face{font-family:ff4;src:url('chunks/assets/font_e928447206287a44fc450da7.woff')format("woff");}.ff4{font-family:ff4;line-height:0.921387;font-style:normal;font-weight:normal;visibility:visible;font-variant-ligatures:none;font-feature-settings: "liga" 0, "clig" 0, "dlig" 0, "hlig" 0, "calt" 0;}
@font-face{font-family:ff5;src:url('chunks/assets/font_020078074fd08c0d510689dd.woff')format("woff");}.ff5{font-family:ff5;line-height:0.739746;font-style:normal;font-weight:normal;visibility:visible;font-variant-ligatures:none;font-feature-settings: "liga" 0, "clig" 0, "dlig" 0, "hlig" 0, "calt" 0;}
@font-face{font-family:ff6;src:url('chunks/assets/font_d0d40f68a974d6b74bc22fe3.woff')format("woff");}.ff6{font-family:ff6;line-height:0.739746;font-style:normal;font-weight:normal;visibility:visible;font-variant-ligatures:none;font-feature-settings: "liga" 0, "clig" 0, "dlig" 0, "hlig" 0, "calt" 0;}
.m0{transform:matrix(0.250000,0.000000,0.000000,0.250000,0,0);-ms-transform:matrix(0.250000,0.000000,0.000000,0.250000,0,0);-webkit-transform:matrix(0.250000,0.000000,0.000000,0.250000,0,0);}
.v0{vertical-align:0.000000px;}
.ls3{letter-spacing:0.000000px;}
.ls1{letter-spacing:1.445857px;}
.ls0{letter-spacing:39.970736px;}
.ls2{letter-spacing:46.085848px;}
.ls5{letter-spacing:46.805897px;}
.ls4{letter-spacing:47.525848px;}
.sc_{text-shadow:none;}
.sc0{text-shadow:-0.015em 0 transparent,0 0.015em transparent,0.015em 0 transparent,0 -0.015em  transparent;}
@media screen and (-webkit-min-device-pixel-ratio:0){
.sc_{-webkit-text-stroke:0px transparent;}
.sc0{-webkit-text-stroke:0.015em transparent;text-shadow:none;}
}
.ws0{word-spacing:-16.560675px;}
.ws1{word-spacing:-14.940563px;}
.ws2{word-spacing:0.000000px;}
._1{margin-left:-1.295160px;}
._0{width:1.115873px;}
._2{width:2.125061px;}
._3{width:49.010881px;}
.fc0{color:rgb(0,0,0);}
.fs1{font-size:59.762250px;}
.fs0{font-size:66.242700px;}
.fs2{font-size:72.002705px;}
.y0{bottom:0.000000px;}
.y1{bottom:71.460022px;}
.y4d{bottom:111.960091px;}
.y4c{bottom:129.240074px;}
.y4b{bottom:146.340088px;}
.y4a{bottom:163.620072px;}
.y49{bottom:180.900055px;}
.y66{bottom:186.300041px;}
.y48{bottom:198.180039px;}
.y65{bottom:203.580093px;}
.y47{bottom:215.460091px;}
.y64{bottom:220.860077px;}
.y46{bottom:232.740074px;}
.y63{bottom:238.140060px;}
.y45{bottom:249.840088px;}
.y62{bottom:255.420043px;}
.y44{bottom:267.120072px;}
.y61{bottom:272.700096px;}
.y43{bottom:284.400055px;}
.y60{bottom:289.800041px;}
.y42{bottom:301.680039px;}
.y5f{bottom:307.080093px;}
.y41{bottom:318.960091px;}
.y5e{bottom:324.360077px;}
.y40{bottom:336.060036px;}
.y5d{bottom:341.640060px;}
.y3f{bottom:353.340088px;}
.y5c{bottom:358.920043px;}
.y3e{bottom:370.620072px;}
.y5b{bottom:376.020058px;}
.y3d{bottom:387.900055px;}
.y5a{bottom:393.300041px;}
.y3c{bottom:405.180039px;}
.y59{bottom:410.580093px;}
.y3b{bottom:422.460091px;}
.y58{bottom:427.860077px;}
.y3a{bottom:439.560036px;}
.y57{bottom:445.140060px;}
.y39{bottom:456.840088px;}
.y56{bottom:458.640060px;}
.y38{bottom:474.120072px;}
.y28{bottom:478.980079px;}
.y37{bottom:491.400055px;}
.y27{bottom:496.260064px;}
.y36{bottom:508.680039px;}
.y26{bottom:513.540047px;}
.y35{bottom:525.960091px;}
.y55{bottom:527.940033px;}
.y25{bottom:530.820099px;}
.y34{bottom:543.060036px;}
.y54{bottom:545.220085px;}
.y24{bottom:548.100083px;}
.y33{bottom:560.340088px;}
.y53{bottom:562.320099px;}
.y23{bottom:565.200096px;}
.y32{bottom:577.620072px;}
.y52{bottom:579.600083px;}
.y22{bottom:582.480079px;}
.y31{bottom:594.900055px;}
.y51{bottom:598.680039px;}
.y21{bottom:599.760064px;}
.y30{bottom:612.180039px;}
.y50{bottom:615.780052px;}
.y20{bottom:617.040047px;}
.y2f{bottom:629.280052px;}
.y4f{bottom:633.060036px;}
.y1f{bottom:634.320099px;}
.y2e{bottom:646.560036px;}
.y4e{bottom:646.740074px;}
.y1e{bottom:651.600083px;}
.y2d{bottom:663.840088px;}
.y1d{bottom:668.700096px;}
.y2c{bottom:680.760064px;}
.y1c{bottom:685.980079px;}
.y2b{bottom:698.400055px;}
.y1b{bottom:703.260064px;}
.y2a{bottom:715.680073px;}
.y1a{bottom:720.540081px;}
.y29{bottom:729.180073px;}
.y19{bottom:737.820065px;}
.y18{bottom:754.740074px;}
.y17{bottom:772.200061px;}
.y16{bottom:789.480079px;}
.y15{bottom:806.760064px;}
.y14{bottom:824.040081px;}
.y13{bottom:841.320065px;}
.y12{bottom:858.420078px;}
.y11{bottom:875.700061px;}
.y10{bottom:892.980079px;}
.yf{bottom:911.700061px;}
.ye{bottom:929.160049px;}
.yd{bottom:946.800076px;}
.yc{bottom:967.500068px;}
.yb{bottom:987.840070px;}
.ya{bottom:1005.120072px;}
.y9{bottom:1022.400072px;}
.y8{bottom:1039.680073px;}
.y7{bottom:1056.780069px;}
.y6{bottom:1074.060070px;}
.y5{bottom:1091.340070px;}
.y4{bottom:1108.620072px;}
.y3{bottom:1125.900064px;}
.y2{bottom:1143.180064px;}
.h6{height:42.166236px;}
.h3{height:43.216744px;}
.h8{height:43.508552px;}
.h4{height:45.551207px;}
.h7{height:48.226497px;}
.h5{height:50.802689px;}
.h9{height:59.441261px;}
.h2{height:65.886904px;}
.h0{height:1262.880060px;}
.h1{height:1263.000000px;}
.w0{width:892.980015px;}
.w1{width:893.250000px;}
.x0{left:0.000000px;}
.x1{left:106.200002px;}
.x5{left:127.439999px;}
.x3{left:133.200002px;}
.x6{left:138.239997px;}
.x2{left:160.199993px;}
.x7{left:351.360008px;}
.x4{left:659.700027px;}
@media print{
.v0{vertical-align:0.000000pt;}
.ls3{letter-spacing:0.000000pt;}
.ls1{letter-spacing:1.285206pt;}
.ls0{letter-spacing:35.529543pt;}
.ls2{letter-spacing:40.965198pt;}
.ls5{letter-spacing:41.605242pt;}
.ls4{letter-spacing:42.245198pt;}
.ws0{word-spacing:-14.720600pt;}
.ws1{word-spacing:-13.280500pt;}
.ws2{word-spacing:0.000000pt;}
._1{margin-left:-1.151253pt;}
._0{width:0.991887pt;}
._2{width:1.888944pt;}
._3{width:43.565228pt;}
.fs1{font-size:53.122000pt;}
.fs0{font-size:58.882400pt;}
.fs2{font-size:64.002404pt;}
.y0{bottom:0.000000pt;}
.y1{bottom:63.520020pt;}
.y4d{bottom:99.520081pt;}
.y4c{bottom:114.880066pt;}
.y4b{bottom:130.080079pt;}
.y4a{bottom:145.440064pt;}
.y49{bottom:160.800049pt;}
.y66{bottom:165.600037pt;}
.y48{bottom:176.160035pt;}
.y65{bottom:180.960083pt;}
.y47{bottom:191.520081pt;}
.y64{bottom:196.320069pt;}
.y46{bottom:206.880066pt;}
.y63{bottom:211.680054pt;}
.y45{bottom:222.080079pt;}
.y62{bottom:227.040039pt;}
.y44{bottom:237.440064pt;}
.y61{bottom:242.400086pt;}
.y43{bottom:252.800049pt;}
.y60{bottom:257.600037pt;}
.y42{bottom:268.160035pt;}
.y5f{bottom:272.960083pt;}
.y41{bottom:283.520081pt;}
.y5e{bottom:288.320069pt;}
.y40{bottom:298.720032pt;}
.y5d{bottom:303.680054pt;}
.y3f{bottom:314.080079pt;}
.y5c{bottom:319.040039pt;}
.y3e{bottom:329.440064pt;}
.y5b{bottom:334.240052pt;}
.y3d{bottom:344.800049pt;}
.y5a{bottom:349.600037pt;}
.y3c{bottom:360.160035pt;}
.y59{bottom:364.960083pt;}
.y3b{bottom:375.520081pt;}
.y58{bottom:380.320069pt;}
.y3a{bottom:390.720032pt;}
.y57{bottom:395.680054pt;}
.y39{bottom:406.080079pt;}
.y56{bottom:407.680054pt;}
.y38{bottom:421.440064pt;}
.y28{bottom:425.760071pt;}
.y37{bottom:436.800049pt;}
.y27{bottom:441.120057pt;}
.y36{bottom:452.160035pt;}
.y26{bottom:456.480042pt;}
.y35{bottom:467.520081pt;}
.y55{bottom:469.280030pt;}
.y25{bottom:471.840088pt;}
.y34{bottom:482.720032pt;}
.y54{bottom:484.640076pt;}
.y24{bottom:487.200074pt;}
.y33{bottom:498.080079pt;}
.y53{bottom:499.840088pt;}
.y23{bottom:502.400086pt;}
.y32{bottom:513.440064pt;}
.y52{bottom:515.200074pt;}
.y22{bottom:517.760071pt;}
.y31{bottom:528.800049pt;}
.y51{bottom:532.160035pt;}
.y21{bottom:533.120057pt;}
.y30{bottom:544.160035pt;}
.y50{bottom:547.360047pt;}
.y20{bottom:548.480042pt;}
.y2f{bottom:559.360047pt;}
.y4f{bottom:562.720032pt;}
.y1f{bottom:563.840088pt;}
.y2e{bottom:574.720032pt;}
.y4e{bottom:574.880066pt;}
.y1e{bottom:579.200074pt;}
.y2d{bottom:590.080079pt;}
.y1d{bottom:594.400086pt;}
.y2c{bottom:605.120057pt;}
.y1c{bottom:609.760071pt;}
.y2b{bottom:620.800049pt;}
.y1b{bottom:625.120057pt;}
.y2a{bottom:636.160065pt;}
.y1a{bottom:640.480072pt;}
.y29{bottom:648.160065pt;}
.y19{bottom:655.840058pt;}
.y18{bottom:670.880066pt;}
.y17{bottom:686.400055pt;}
.y16{bottom:701.760071pt;}
.y15{bottom:717.120057pt;}
.y14{bottom:732.480072pt;}
.y13{bottom:747.840058pt;}
.y12{bottom:763.040070pt;}
.y11{bottom:778.400055pt;}
.y10{bottom:793.760071pt;}
.yf{bottom:810.400055pt;}
.ye{bottom:825.920044pt;}
.yd{bottom:841.600068pt;}
.yc{bottom:860.000061pt;}
.yb{bottom:878.080063pt;}
.ya{bottom:893.440064pt;}
.y9{bottom:908.800064pt;}
.y8{bottom:924.160065pt;}
.y7{bottom:939.360062pt;}
.y6{bottom:954.720063pt;}
.y5{bottom:970.080063pt;}
.y4{bottom:985.440064pt;}
.y3{bottom:1000.800057pt;}
.y2{bottom:1016.160057pt;}
.h6{height:37.481099pt;}
.h3{height:38.414884pt;}
.h8{height:38.674269pt;}
.h4{height:40.489962pt;}
.h7{height:42.867997pt;}
.h5{height:45.157946pt;}
.h9{height:52.836677pt;}
.h2{height:58.566137pt;}
.h0{height:1122.560053pt;}
.h1{height:1122.666667pt;}
.w0{width:793.760013pt;}
.w1{width:794.000000pt;}
.x0{left:0.000000pt;}
.x1{left:94.400002pt;}
.x5{left:113.279999pt;}
.x3{left:118.400002pt;}
.x6{left:122.879997pt;}
.x2{left:142.399994pt;}
.x7{left:312.320007pt;}
.x4{left:586.400024pt;}
}




    .paper-inline-ad { box-sizing: border-box; margin: 13px auto; max-width: 100%; min-height: 120px; background: #fff; border: 1px solid #e5e7eb; overflow: hidden; }
    .paper-inline-ad-label { padding: 6px 10px 0 10px; font: 10px system-ui, sans-serif; color: #9ca3af; text-transform: uppercase; letter-spacing: .04em; }
    .paper-inline-ad-slot { min-height: 100px; }
    .paper-inline-ad--internal { padding: 0; }
    .paper-internal-promo { padding: 14px 16px 16px 16px; font: 13px system-ui, sans-serif; line-height: 1.45; color: #374151; }
    .paper-internal-promo-title { font-size: 17px; font-weight: 800; color: #111827; margin-bottom: 7px; }
    .paper-internal-promo-body { margin-bottom: 12px; }
    .paper-internal-promo-actions { display: flex; flex-wrap: wrap; gap: 8px; }
    .paper-internal-promo-actions a { display: inline-block; padding: 7px 10px; border: 1px solid #d1d5db; border-radius: 8px; text-decoration: none; color: #111827; background: #f9fafb; font-weight: 700; }
  