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background: 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);
background-repeat: repeat-y;
background-size: 100px; }

.doc-type {

font-size: 18px;
letter-spacing: 4px;
color: #797979;
margin-bottom: 42px; }

.ITU-sector, .doc-identifier {

font-size: 42px;
font-weight: 800;
display: inline; }

.doc-subidentifier {

font-size: 20px; }

.doc-info-left {

float: right;
padding-right: 42px; }

.doc-identifier, .publication-month {

display: block;
text-align: right; }

.publication-month {

font-size: 18px;
padding-top: 10px;
line-height: 1; }

.doc-category {

text-transform: uppercase;
font-size: 16px;
line-height: 1.2; }

.coverpage-title {

margin-top: 42px; }
.coverpage-title span {
  display: block;
  font-size: 20px;
  line-height: 1.5; }

.coverpage-maturity, .coverpage-stage {

font-family: {{bodyfont}};
font-weight: 400;
font-size: 1em;
margin: 0 0 2em 0;
text-transform: uppercase; }

span.doc-title, span.doc-annextitle {

font-size: 26px;
font-weight: 800;
margin-top: 20px;
margin-right: 42px; }

span.doc-title {

border-top: 2px solid #DA1D52; }

.doc-footer {

margin-top: 100px; }
.doc-footer .keywords {
  display: block; }
.doc-footer div {
  clear: both; }
.doc-footer span, .doc-footer .keywords {
  font-size: 18px;
  font-weight: 400;
  letter-spacing: 0;
  color: black;
  float: left;
  padding-right: 10px; }

.WordSection11 {

padding: 0 2em 0 3em; }

.info-section {

padding: 0; }
@media print {
  .info-section {
    display: none; } }

.prefatory-section {

padding: 0 3em 0 6em; }

.zzSTDTitle1, .zzSTDTitle2, .zzSTDTitle3, .MsoCommentText {

display: none; }

.coverpage {

text-align: left;
padding-left: 1.5em; }
@media print {
  .coverpage {
    height: 23cm; } }

/* Document Identity */ .coverpage-doc-identity {

font-size: 2em;
line-height: 2em; }

.coverpage-title .title-second {

display: none; }

.coverpage-stage-block {

font-family: {{bodyfont}};
font-weight: 600;
font-size: 1.25em;
margin: 2em 0em 2em 0em;
text-transform: uppercase; }

/* Draft Warning */ .coverpage-warning {

border: #f36f36 solid 2px;
color: #f36f36 !important;
margin: 1em 2em;
color: #2e81c2;
padding: 2em 1em 1em 1em;
border-radius: 25px; }

.coverpage-warning h1 {

margin-top: 0em; }

.coverpage-warning .title {

font-family: {{bodyfont}};
font-weight: 300;
text-transform: uppercase;
font-size: 1.2em; }

/* Copyright */ .copyright {

padding: 1em;
font-size: 0.9em;
text-align: left; }
@media print {
  .copyright {
    page-break-before: always; } }

dl.glossary dt {

font-weight: bold; }

body {

margin-left: auto;
margin-right: auto;
max-width: 100%;
font-size: {{normalfontsize}};
font-weight: 400;
line-height: 1.6em;
color: #141115;
background-color: #fff; }
body main {
  margin: 0 3em 0 6em; }

@media screen and (min-width: 768px) {

nav {
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  width: 323px;
  font-size: 0.9em;
  overflow: auto;
  padding: 0 0 0 45px;
  background-color: #fff; } }

@media print {

nav {
  position: relative;
  width: auto;
  font-size: 0.9em;
  overflow: auto;
  padding: 0;
  margin-right: 0;
  background-color: white; } }

nav toc {

font-family: {{bodyfont}};
font-weight: 400; }
@media screen and (max-width: 768px) {
  nav #toc {
    padding: 0 1.5em;
    overflow: visible; } }

toc {

font-family: {{bodyfont}};
font-weight: 400; }
#toc ul {
  margin: 0;
  padding: 0;
  list-style: none; }
  #toc ul li a {
    padding: 5px 10px; }
  #toc ul a {
    color: #141115;
    text-decoration: none;
    display: block; }
    #toc ul a:hover {
      box-shadow: none;
      color: white; }
#toc .h2 {
  padding-left: 30px; }
#toc .h3 {
  padding-left: 50px; }
#toc .toc-active, #toc li:hover {
  background: #da1d52;
  box-shadow: inset -5px 0px 10px -5px #da1d52 !important; }
  #toc .toc-active a, #toc li:hover a {
    color: white; }
@media print {
  #toc .toc-active, #toc li:hover {
    background: white;
    box-shadow: none !important; }
  #toc .toc-active a {
    color: #141115; }
  #toc li:hover a {
    color: black; } }
#toc .h1 {
  text-transform: uppercase; }
#toc li a {
  font-size: {{normalfontsize}}; }
#toc li:hover a {
  background: none;
  box-shadow: none; }
#toc li:before {
  content: " ";
  display: none; }
@media print {
  #toc .toc-active a {
    color: #4D7EA5; }
  #toc .toc-active, #toc li:hover {
    background: white;
    box-shadow: none !important; }
  #toc li:hover a {
    color: black; } }

toc-list ul {

margin-bottom: 0.25em; }

toc-list li {

list-style-type: none; }

@media screen and (min-width: 768px) {

#toggle {
  position: fixed;
  height: 100%;
  width: 30px;
  background-color: #da1d52;
  color: white !important;
  cursor: pointer;
  z-index: 100; }
  #toggle span {
    text-align: center;
    width: 100%;
    position: absolute;
    top: 50%;
    transform: translate(0, -50%); } }

@media screen and (max-width: 768px) {

#toggle {
  display: none; } }

@media print {

#toggle {
  display: none; } }

@media screen and (min-width: 768px) {

.container {
  padding-left: 360px; } }

@media print {

.container {
  padding-left: 0; } }

.rule {

width: 100%;
height: 1px;
background-color: #00539F;
margin: 2em 0; }
@media screen and (min-width: 768px) {
  .rule.toc {
    display: none; } }

.rule-2 {

width: 100%;
height: 1px;
background-color: #00539F; }

.rule-thick {

width: 100%;
height: 3px;
background-color: #00539F;
margin-top: 3em; }

@media screen and (min-width: 768px) {

h1.toc-contents {
  margin-top: 1em; }
ul#toc-list {
  padding: 0;
  margin: 0; } }

.figure {

line-height: 1.6em;
padding: 1.5em;
margin: 2em 0 1em 0;
overflow: auto;
font-family: {{monospacefont}};
font-variant-ligatures: none;
background-color: #f6f6f6;
font-size: {{monospacefontsize}}; }
.figure .FigureTitle, .figure .figure-title {
  font-weight: 700;
  font-size: 1em;
  text-align: center; }
.figure > img {
  margin-left: auto;
  margin-right: auto;
  display: block;
  max-width: 100%;
  height: auto; }

.SourceTitle {

font-weight: 700;
font-size: 1em;
text-align: center; }

pre {

font-family: {{monospacefont}};
font-variant-ligatures: none;
background-color: #f6f6f6;
font-size: {{monospacefontsize}};
line-height: 1.6em;
padding: 1.5em;
margin: 2em 0 1em 0;
overflow-y: auto;
overflow-x: scroll;
font-size: {{monospacefontsize}}; }

.example pre, .example .pseudocode {

background: none;
margin: 0;
padding: 0 0 0 2em; }

.document-stage-band {

left: 0;
top: 0;
height: 100%;
position: fixed;
display: block;
z-index: 101;
box-shadow: -5px 0px 10px #1d1d1d; }
.document-stage-band > :first-child {
  position: relative;
  width: 25px;
  font-weight: 300;
  height: 160px;
  color: white;
  text-transform: uppercase;
  font-size: 0.9em;
  font-weight: 400;
  letter-spacing: 0.05em;
  margin: 0;
  margin-left: 6px;
  writing-mode: tb-rl;
  -webkit-transform: rotate(180deg);
  -moz-transform: rotate(180deg);
  -o-transform: rotate(180deg);
  white-space: nowrap;
  display: block;
  bottom: 0; }
@media print {
  .document-stage-band {
    display: none; } }

.document-type-band {

left: 0;
top: 180px;
height: 100%;
position: fixed;
display: block;
z-index: 102; }
.document-type-band > :first-child {
  position: relative;
  width: 25px;
  font-weight: 400;
  color: white;
  text-transform: uppercase;
  font-size: 0.9em;
  font-weight: 400;
  letter-spacing: 0.05em;
  margin: 0;
  margin-left: 6px;
  writing-mode: tb-rl;
  -webkit-transform: rotate(180deg);
  -moz-transform: rotate(180deg);
  -o-transform: rotate(180deg);
  white-space: nowrap;
  display: block;
  bottom: 0; }
@media print {
  .document-type-band {
    display: none; } }
.document-type-band .document-type {
  top: 20px; }

.logo-wrapper {

width: 100%;
display: block;
height: 100px;
padding-top: 75px;
position: relative; }
.logo-wrapper img, .logo-wrapper svg {
  float: right;
  padding-right: 42px; }

#ITU-logo {

width: 150px;
height: auto;
margin-left: auto; }

svg {

position: absolute;
top: 0;
right: 0;
bottom: 0;
left: 0; }

.authors-container {

margin-top: 2em; }

.affiliation {

font-style: italic; }

/* Headings */ h1, h2, h3, h4, h5, h6, .h1Annex {

font-weight: 400;
margin-top: 1.6em;
margin-bottom: 0.3em; }

@media print {

h1, h2, h3, h4, .h1Annex {
  page-break-after: avoid;
  margin-top: 1.2em; } }

h1, .h1Annex {

font-size: 1.4em;
text-transform: uppercase;
margin-top: 2em; }
h1#content, #content.h1Annex {
  margin-top: 2em; }
@media print {
  h1, .h1Annex {
    font-size: 1.5em;
    line-height: 1.5; }
    h1.content, .h1Annex.content {
      margin-top: 2em;
      line-height: 2.5em; } }

p.supertitle {

font-size: 1.4em;
text-transform: uppercase;
margin-top: 2em; }
@media print {
  p.supertitle {
    font-size: 1.5em;
    line-height: 1.5; }
    p.supertitle.content {
      margin-top: 2em;
      line-height: 2.5em; } }

h2 {

margin-top: 1.7em;
font-size: 1.5em; }
h2 p {
  display: inline; }
@media print {
  h2 {
    font-size: 1.2em; } }

h3 {

margin-top: 1.5em;
font-size: 1.4em; }
@media print {
  h3 {
    font-size: 1em; } }

h4 {

font-size: 1.2em; }

/* Terms */ .TermNum, .Terms, .AltTerms {

font-weight: 400; }

h2.TermNum {

margin-bottom: 0; }

p.AltTerms {

font-size: 20px;
margin-top: 1em; }

/* Links, selection */ a, a:visited {

text-decoration: none;
color: #00539F; }

a:hover {

color: white;
background: #00539F;
box-shadow: 3px 0 0 #00539F, -3px 0 0 #00539F; }

::selection {

background: #00539F;
/* WebKit/Blink Browsers */
color: white; }

::-moz-selection {

background: #00539F;
/* Gecko Browsers */
color: white; }

/* Lists */ ul, ol {

margin-left: 1.2em; }

ul > li {

list-style: none; }
ul > li:before {
  content: "\2014";
  display: inline-block;
  width: 1em;
  margin-left: -1.2em; }
ul > li p:first-child {
  display: inline; }
ul > li:first-child {
  margin-top: 1em; }

ul ul > li:first-child {

margin-top: 0; }

ol ul > li:first-child {

margin-top: 0; }

/* Bibliograhy */ p.Biblio, p.NormRef {

margin-top: 1em;
margin-left: 2em; }

/* Blocks */ .Note {

background-color: #ffca3a;
color: #141115;
padding: 1.2em;
margin: 1em 0 1em 0; }
.Note p {
  margin: 0; }

.Admonition {

background-color: #ffcccc;
color: #47430c;
padding: 1.2em;
margin: 1em 0 1em 0; }
.Admonition p {
  margin: 0; }

.example {

background-color: #e1eef1;
padding: 1.2em;
margin: 2em 0 1em 0;
text-align: left;
padding-left: 3.2em; }
.example p {
  margin: 0; }
.example .example-title {
  font-weight: 700;
  text-transform: uppercase;
  margin-left: -2em; }
.example .example-title {
  margin-top: 0;
  margin-left: -1.5em; }
.example pre, .example .pseudocode {
  background: none;
  margin: 0;
  padding: 0 0 0 2em; }

.pseudocode {

background-color: #f6f6f6;
padding: 1.2em;
margin: 2em 0 1em 0;
padding-left: 2em; }
.pseudocode .example-title {
  font-weight: 700;
  text-transform: uppercase;
  text-align: center;
  margin-top: 0;
  margin-left: -1.5em; }

.recommend {

background-color: #ccffcc;
padding: 1.2em;
margin: 2em 0 1em 0; }

.recommend .RecommendationTitle {

font-weight: 700;
font-size: 1em;
text-align: center; }

.require .RecommendationTitle {

font-weight: 700;
font-size: 1em;
text-align: center; }

.permission .RecommendationTitle {

font-weight: 700;
font-size: 1em;
text-align: center; }

/* Tables */ table.biblio td {

padding-right: 0.5em; }

table:not(.biblio) {

width: 100%;
font-weight: 300;
margin: 1em 0 2em 0;
margin-left: auto;
margin-right: auto;
padding-right: 2em;
color: #141115; }
table:not(.biblio), table:not(.biblio) th, table:not(.biblio) td {
  border: none;
  font-size: 0.95em; }
table:not(.biblio) th, table:not(.biblio) td {
  padding: 1em; }
table:not(.biblio) td.header {
  font-weigth: 400; }
table:not(.biblio), table:not(.biblio) th, table:not(.biblio) td {
  border: none !important; }
table:not(.biblio) tr:nth-child(even) {
  background: #f1f8ff; }
table:not(.biblio) tr:nth-child(odd) {
  background: #f6f8fa; }

p.TableTitle {

text-align: center;
margin-top: 2.5em;
font-weight: 400; }

/* Footnotes */ a.footnote-number {

vertical-align: super;
font-size: 0.8em; }

.footnote {

font-size: {{footnotefontsize}}; }

.Quote {

background-color: #f6f6f6;
font-style: italic;
width: 80%;
padding: 1.5em;
margin-top: 2em;
margin-left: auto;
margin-right: auto; }

.formula {

background-color: #f6f6f6;
padding: 1.5em;
margin-top: 2em;
text-align: center; }

dl.formula_dl {

background-color: #f6f6f6;
margin-left: 1.4cm;
margin-right: 1.4cm; }

.contact-info {

padding: 2em;
margin-top: 5em;
width: 280px;
text-align: left;
color: #00539F !important;
background-color: #f1f8ff;
border-radius: 25px; }
.contact-info a, .contact-info a:hover {
  color: #00539F; }
.contact-info a:hover {
  text-decoration: underline;
  background: none;
  box-shadow: 0 0 0 0; }
.contact-info p, .contact-info a {
  font-family: {{monospacefont}};
  font-variant-ligatures: none;
  font-weight: 400; }
.contact-info .name {
  font-weight: 700;
  font-size: 14px;
  margin-bottom: 5px; }
.contact-info .address {
  font-size: 12px;
  line-height: 1.3em;
  margin-top: 0; }

span.keyword {

font-weight: 600; }

p {

margin-top: 1em;
margin-bottom: 1em; }

myBtn {

font-family: {{monospacefont}};
font-variant-ligatures: none;
display: none;
position: fixed;
bottom: 20px;
right: 30px;
z-index: 99;
font-size: 12px;
border: none;
outline: none;
background-color: #00539F;
opacity: 0.15;
color: white;
cursor: pointer;
padding: 10px 15px 10px 15px;
border-radius: 4px; }
#myBtn:hover {
  opacity: 1; }
@media print {
  #myBtn {
    display: none; } }
@media print {
  #myBtn {
    background-color: white; } }

a.anchorjs-link:hover {

background: none;
color: #2e81c2;
box-shadow: none; }

@page {

margin: 2cm 1cm; }

@media print {

.document-info, nav {
  page-break-before: always; }
nav {
  page-break-after: always;
  line-height: 1;
  position: relative;
  width: auto;
  font-size: 0.9em;
  overflow: auto;
  padding: 0;
  margin-right: 0;
  background-color: white; }
.note, .figure, pre, table {
  page-break-inside: avoid; }
.wrapper-top {
  top: 0;
  padding-top: 4cm;
  padding-bottom: 4cm; }
.wrapper-top-bottom {
  margin-top: -5px;
  display: none; }
.Note {
  background-color: #fff495;
  color: #47430c;
  padding: 5px;
  margin: 2em 0 1em 0; }
  .Note p {
    padding: 0 5px 0 5px; } }