
    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_e2714264c4ccf65bf5f63525.woff2')format("woff");}.ff1{font-family:ff1;line-height:0.938000;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_986dd51e246cc3eed75c9565.woff2')format("woff");}.ff2{font-family:ff2;line-height:0.940000;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_420d1b60f94c426066a3c5fc.woff2')format("woff");}.ff3{font-family:ff3;line-height:0.991000;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_0c8e4a012081c732c60e69c4.woff2')format("woff");}.ff4{font-family:ff4;line-height:1.073778;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;}
.ls0{letter-spacing:0.000000px;}
.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;}
}
.ws2{word-spacing:-97.756517px;}
.ws1{word-spacing:-91.815745px;}
.ws0{word-spacing:-75.047489px;}
.ws3{word-spacing:-71.869948px;}
.ws4{word-spacing:0.000000px;}
._8{margin-left:-36.096877px;}
._0{margin-left:-1.005047px;}
._1{width:2.656156px;}
._3{width:14.941413px;}
._4{width:15.985934px;}
._7{width:31.539814px;}
._2{width:124.097913px;}
._6{width:577.562756px;}
._5{width:841.365691px;}
.fc2{color:transparent;}
.fc1{color:rgb(44,58,150);}
.fc0{color:rgb(113,51,34);}
.fs4{font-size:127.664999px;}
.fsb{font-size:199.709996px;}
.fs9{font-size:201.419983px;}
.fs8{font-size:211.904991px;}
.fsa{font-size:215.999991px;}
.fsd{font-size:217.709995px;}
.fs3{font-size:220.274995px;}
.fsc{font-size:239.984999px;}
.fs7{font-size:258.524994px;}
.fs0{font-size:269.954998px;}
.fs1{font-size:271.664984px;}
.fs5{font-size:282.509984px;}
.fs6{font-size:300.789284px;}
.fs2{font-size:652.724986px;}
.y0{bottom:0.000000px;}
.y3{bottom:0.000028px;}
.y2{bottom:61.874997px;}
.ye{bottom:92.786144px;}
.yc{bottom:111.105355px;}
.yd{bottom:136.661142px;}
.y1f{bottom:573.547836px;}
.y1e{bottom:650.047833px;}
.y19{bottom:695.286547px;}
.y1d{bottom:726.547830px;}
.y26{bottom:754.346921px;}
.y18{bottom:771.786544px;}
.y1c{bottom:803.047827px;}
.y25{bottom:830.846917px;}
.y17{bottom:848.286541px;}
.y1b{bottom:879.547823px;}
.y24{bottom:907.346914px;}
.y16{bottom:924.786537px;}
.y1a{bottom:956.047820px;}
.y23{bottom:983.846911px;}
.y15{bottom:1001.286534px;}
.y22{bottom:1060.346908px;}
.y14{bottom:1077.786531px;}
.y10{bottom:1104.461888px;}
.y21{bottom:1136.846905px;}
.y13{bottom:1154.286528px;}
.y20{bottom:1213.346901px;}
.y12{bottom:1230.786525px;}
.yf{bottom:1371.735303px;}
.y11{bottom:1375.590765px;}
.y3a{bottom:2451.490206px;}
.y39{bottom:2511.115203px;}
.y3e{bottom:2548.124894px;}
.y38{bottom:2570.740201px;}
.y3d{bottom:2613.374891px;}
.y37{bottom:2630.365198px;}
.y3c{bottom:2678.624888px;}
.y36{bottom:2689.990196px;}
.y35{bottom:2774.258128px;}
.y3b{bottom:2804.282451px;}
.y34{bottom:2831.633126px;}
.y2d{bottom:3187.321931px;}
.y33{bottom:3235.522545px;}
.y2c{bottom:3246.946929px;}
.y32{bottom:3295.147543px;}
.y2b{bottom:3306.571926px;}
.y31{bottom:3354.772540px;}
.y2a{bottom:3366.196924px;}
.y30{bottom:3414.397538px;}
.y29{bottom:3425.821921px;}
.y28{bottom:3502.048390px;}
.y2f{bottom:3502.099006px;}
.y27{bottom:3559.423388px;}
.y2e{bottom:3560.599004px;}
.y7{bottom:4041.152220px;}
.y6{bottom:4135.652216px;}
.y5{bottom:4230.152212px;}
.y4{bottom:4324.652208px;}
.y1{bottom:4480.169915px;}
.ya{bottom:4727.989898px;}
.yb{bottom:4732.028428px;}
.y8{bottom:4923.739890px;}
.y9{bottom:4927.778420px;}
.h8{height:92.940119px;}
.hf{height:145.788297px;}
.hd{height:147.036587px;}
.h2{height:151.874994px;}
.h11{height:158.928297px;}
.h7{height:160.800747px;}
.hc{height:173.973998px;}
.he{height:177.335993px;}
.hb{height:188.723245px;}
.h10{height:197.027684px;}
.h3{height:197.067148px;}
.h5{height:198.315438px;}
.h9{height:233.353247px;}
.ha{height:248.451949px;}
.h6{height:475.183790px;}
.h4{height:5183.999784px;}
.h0{height:5183.999963px;}
.h1{height:5184.000000px;}
.w1{width:3773.249843px;}
.w2{width:3887.999838px;}
.w0{width:3888.000000px;}
.x0{left:0.000000px;}
.x1{left:36.148849px;}
.x3{left:82.307304px;}
.x21{left:147.187808px;}
.xa{left:358.000123px;}
.x12{left:364.433098px;}
.x2{left:420.310535px;}
.xf{left:432.636221px;}
.x10{left:443.429189px;}
.xe{left:454.187001px;}
.xd{left:456.067860px;}
.x11{left:481.169422px;}
.x13{left:517.960436px;}
.x9{left:685.355767px;}
.x5{left:1217.181826px;}
.x4{left:1221.220306px;}
.x7{left:1253.568543px;}
.x6{left:1257.607023px;}
.x8{left:1449.887448px;}
.x15{left:1668.006306px;}
.x19{left:1672.488728px;}
.x18{left:1698.539508px;}
.xb{left:1717.350365px;}
.x16{left:1759.535599px;}
.x17{left:1770.293411px;}
.x14{left:1797.240676px;}
.x22{left:2905.661831px;}
.x23{left:2934.939442px;}
.xc{left:2951.090407px;}
.x1f{left:2953.534635px;}
.x1c{left:2958.860806px;}
.x1a{left:2971.429165px;}
.x24{left:2998.175499px;}
.x1d{left:3007.394007px;}
.x20{left:3045.063928px;}
.x1b{left:3048.649865px;}
.x1e{left:3050.425256px;}
@media print{
.v0{vertical-align:0.000000pt;}
.ls0{letter-spacing:0.000000pt;}
.ws2{word-spacing:-86.894682pt;}
.ws1{word-spacing:-81.613995pt;}
.ws0{word-spacing:-66.708879pt;}
.ws3{word-spacing:-63.884398pt;}
.ws4{word-spacing:0.000000pt;}
._8{margin-left:-32.086113pt;}
._0{margin-left:-0.893375pt;}
._1{width:2.361028pt;}
._3{width:13.281256pt;}
._4{width:14.209720pt;}
._7{width:28.035390pt;}
._2{width:110.309256pt;}
._6{width:513.389117pt;}
._5{width:747.880614pt;}
.fs4{font-size:113.479999pt;}
.fsb{font-size:177.519997pt;}
.fs9{font-size:179.039985pt;}
.fs8{font-size:188.359992pt;}
.fsa{font-size:191.999992pt;}
.fsd{font-size:193.519996pt;}
.fs3{font-size:195.799996pt;}
.fsc{font-size:213.319999pt;}
.fs7{font-size:229.799994pt;}
.fs0{font-size:239.959998pt;}
.fs1{font-size:241.479986pt;}
.fs5{font-size:251.119986pt;}
.fs6{font-size:267.368253pt;}
.fs2{font-size:580.199988pt;}
.y0{bottom:0.000000pt;}
.y3{bottom:0.000025pt;}
.y2{bottom:54.999998pt;}
.ye{bottom:82.476573pt;}
.yc{bottom:98.760316pt;}
.yd{bottom:121.476571pt;}
.y1f{bottom:509.820299pt;}
.y1e{bottom:577.820296pt;}
.y19{bottom:618.032486pt;}
.y1d{bottom:645.820293pt;}
.y26{bottom:670.530596pt;}
.y18{bottom:686.032483pt;}
.y1c{bottom:713.820290pt;}
.y25{bottom:738.530593pt;}
.y17{bottom:754.032481pt;}
.y1b{bottom:781.820287pt;}
.y24{bottom:806.530590pt;}
.y16{bottom:822.032478pt;}
.y1a{bottom:849.820285pt;}
.y23{bottom:874.530588pt;}
.y15{bottom:890.032475pt;}
.y22{bottom:942.530585pt;}
.y14{bottom:958.032472pt;}
.y10{bottom:981.743901pt;}
.y21{bottom:1010.530582pt;}
.y13{bottom:1026.032469pt;}
.y20{bottom:1078.530579pt;}
.y12{bottom:1094.032466pt;}
.yf{bottom:1219.320269pt;}
.y11{bottom:1222.747346pt;}
.y3a{bottom:2179.102405pt;}
.y39{bottom:2232.102403pt;}
.y3e{bottom:2264.999906pt;}
.y38{bottom:2285.102401pt;}
.y3d{bottom:2322.999903pt;}
.y37{bottom:2338.102399pt;}
.y3c{bottom:2380.999901pt;}
.y36{bottom:2391.102396pt;}
.y35{bottom:2466.007225pt;}
.y3b{bottom:2492.695512pt;}
.y34{bottom:2517.007223pt;}
.y2d{bottom:2833.175050pt;}
.y33{bottom:2876.020040pt;}
.y2c{bottom:2886.175048pt;}
.y32{bottom:2929.020038pt;}
.y2b{bottom:2939.175046pt;}
.y31{bottom:2982.020036pt;}
.y2a{bottom:2992.175043pt;}
.y30{bottom:3035.020034pt;}
.y29{bottom:3045.175041pt;}
.y28{bottom:3112.931902pt;}
.y2f{bottom:3112.976894pt;}
.y27{bottom:3163.931900pt;}
.y2e{bottom:3164.976892pt;}
.y7{bottom:3592.135306pt;}
.y6{bottom:3676.135303pt;}
.y5{bottom:3760.135299pt;}
.y4{bottom:3844.135296pt;}
.y1{bottom:3982.373258pt;}
.ya{bottom:4202.657687pt;}
.yb{bottom:4206.247492pt;}
.y8{bottom:4376.657680pt;}
.y9{bottom:4380.247485pt;}
.h8{height:82.613439pt;}
.hf{height:129.589598pt;}
.hd{height:130.699189pt;}
.h2{height:134.999994pt;}
.h11{height:141.269597pt;}
.h7{height:142.933997pt;}
.hc{height:154.643554pt;}
.he{height:157.631993pt;}
.hb{height:167.753996pt;}
.h10{height:175.135719pt;}
.h3{height:175.170799pt;}
.h5{height:176.280390pt;}
.h9{height:207.425108pt;}
.ha{height:220.846177pt;}
.h6{height:422.385591pt;}
.h4{height:4607.999808pt;}
.h0{height:4607.999967pt;}
.h1{height:4608.000000pt;}
.w1{width:3353.999860pt;}
.w2{width:3455.999856pt;}
.w0{width:3456.000000pt;}
.x0{left:0.000000pt;}
.x1{left:32.132311pt;}
.x3{left:73.162048pt;}
.x21{left:130.833607pt;}
.xa{left:318.222332pt;}
.x12{left:323.940532pt;}
.x2{left:373.609364pt;}
.xf{left:384.565529pt;}
.x10{left:394.159279pt;}
.xe{left:403.721779pt;}
.xd{left:405.393654pt;}
.x11{left:427.706153pt;}
.x13{left:460.409276pt;}
.x9{left:609.205127pt;}
.x5{left:1081.939401pt;}
.x4{left:1085.529161pt;}
.x7{left:1114.283150pt;}
.x6{left:1117.872909pt;}
.x8{left:1288.788842pt;}
.x15{left:1482.672272pt;}
.x19{left:1486.656647pt;}
.x18{left:1509.812896pt;}
.xb{left:1526.533658pt;}
.x16{left:1564.031644pt;}
.x17{left:1573.594143pt;}
.x14{left:1597.547267pt;}
.x22{left:2582.810516pt;}
.x23{left:2608.835059pt;}
.xc{left:2623.191473pt;}
.x1f{left:2625.364120pt;}
.x1c{left:2630.098494pt;}
.x1a{left:2641.270369pt;}
.x24{left:2665.044888pt;}
.x1d{left:2673.239118pt;}
.x20{left:2706.723491pt;}
.x1b{left:2709.910991pt;}
.x1e{left:2711.489116pt;}
}




    .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; }
  