body {
  width: 100%;
  height: 100%;
  overflow: auto !important;
}
.doc {
  margin: 0;
  padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'Noto Sans', sans-serif,
    'Apple Color Emoji', 'Segoe UI Emoji', 'Segoe UI Symbol', 'Noto Color Emoji';
}
.doc h5,
.doc p {
  margin: 0;
  padding: 0;
}
.doc a {
  color: #161616;
  text-decoration: none;
}
.doc .nav {
  width: 100%;
  min-width: 1140px;
  position: fixed;
  top: 0;
  left: 0;
  z-index: 20;
  right: 0;
  height: 3.6rem;
}
.doc .nav .nav-new {
  position: relative;
  max-width: 1920px;
  margin: 0 auto;
  background-color: #fff;
  box-sizing: border-box;
  padding: 0.7rem 1.5rem;
  display: flex;
  flex-direction: row;
  justify-content: space-between;
}
.doc .nav .nav-new .nav-l {
  display: flex;
  flex-direction: row;
  align-content: center;
  justify-content: center;
}
.doc .nav .nav-new .nav-l span {
  font-size: 18px;
  display: inline-block;
  color: #161616;
  height: 31px;
  line-height: 31px;
  margin-left: 20px;
}
.doc .nav .nav-new .nav-l .logo {
  margin-left: 0px;
  height: 19px;
  width: 115px;
  display: inline-block;
  background: url(/images/books/help/logo-nzc.png) no-repeat;
  background-size: 115px 19px;
  background-position: center 0px;
  margin-top: 5px;
}
.doc .nav .nav-new .nav-l .line {
  color: rgba(0, 0, 0, 0.3);
  line-height: 31px;
  height: 31px;
  font-size: 14px;
}
.doc .nav .nav-new .nav-r {
  display: flex;
  flex-direction: row;
}
.doc .nav .nav-new .nav-r .nav-item {
  position: relative;
  cursor: pointer;
  color: #161616;
  height: 34px;
  font-size: 14px;
  line-height: 34px;
  margin-right: 26px;
  display: flex;
  flex-direction: row;
  align-items: center;
}
.doc .nav .nav-new .nav-r .nav-item .icon {
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 5px solid #4f4e4e;
  border-bottom: 0;
  margin-left: 8px;
}
.doc .nav .nav-new .nav-r .nav-item .nav-item-hov {
  z-index: 99;
  position: absolute;
  top: 20px;
  right: 0px;
  background: #ffffff;
  width: 150px;
  list-style: none;
  padding: 10px 0;
  border: 1px solid #eaecef;
  box-shadow: 0px 2px 6px 1px rgba(227, 227, 227, 0.5);
  border-radius: 2px;
  display: none;
}
.doc .nav .nav-new .nav-r .nav-item .nav-item-hov .item {
  padding: 0 15px;
  font-size: 14px;
  font-weight: 400;
  height: 35px;
  line-height: 35px;
  cursor: pointer;
}
.doc .nav .nav-new .nav-r .nav-item .nav-item-hov .item:hover {
  color: #0daeaf;
  background: #f5f5f5;
}
.doc .nav .nav-new .nav-r .nav-item .nav-item-hov .nav-item-leaf {
  position: relative;
  padding: 0 15px;
  font-size: 14px;
  font-weight: 400;
  height: 35px;
  line-height: 35px;
  cursor: pointer;
  display: flex;
}
.doc .nav .nav-new .nav-r .nav-item .nav-item-hov .nav-item-leaf .icon-leaf {
  border-top: 4px solid transparent;
  border-right: 0;
  border-bottom: 4px solid transparent;
  border-left: 5px solid #4f4e4e;
  margin-left: 8px;
  margin-top: 13px;
  height: 0;
  align-items: center;
}
.doc .nav .nav-new .nav-r .nav-item .nav-item-hov .nav-item-leaf .nav-item-hov-leaf {
  z-index: 100;
  position: absolute;
  top: -10px;
  right: -182px;
  background: #ffffff;
  width: 180px;
  list-style: none;
  padding: 10px 0;
  border: 1px solid #eaecef;
  box-shadow: 0px 2px 6px 1px rgba(227, 227, 227, 0.5);
  border-radius: 2px;
  display: none;
}
.doc .nav .nav-new .nav-r .nav-item .nav-item-hov .nav-item-leaf .nav-item-hov-leaf .item-leaf {
  padding: 0 15px;
  font-size: 14px;
  font-weight: 400;
  height: 35px;
  line-height: 35px;
  cursor: pointer;
}
.doc .nav .nav-new .nav-r .nav-item .nav-item-hov .nav-item-leaf .nav-item-hov-leaf .item-leaf:hover {
  color: #0daeaf;
  background: #f5f5f5;
}
.doc .nav .nav-new .nav-r .nav-item .nav-item-hov .nav-item-leaf:hover .nav-item-hov-leaf {
  display: block;
}
.doc .nav .nav-new .nav-r .nav-item:hover .nav-item-hov {
  display: block;
}
.doc .nav .nav-new .nav-r .nav-item-line {
  color: rgba(0, 0, 0, 0.3);
  height: 34px;
  font-size: 14px;
  line-height: 34px;
  margin-right: 24px;
}
.doc .nav .nav-new .nav-r .nav-item-last {
  position: relative;
  color: #161616;
  height: 34px;
  font-size: 14px;
  line-height: 34px;
  display: flex;
  flex-direction: row;
  align-items: center;
}
.doc .nav .nav-new .nav-r .nav-item-last .icon {
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 5px solid #4f4e4e;
  border-bottom: 0;
  margin-left: 8px;
}
.doc .nav .nav-new .nav-r .nav-item-last .nav-item-hov {
  position: absolute;
  top: 20px;
  right: -8px;
  background: #ffffff;
  width: 120px;
  list-style: none;
  padding: 10px 0;
  border: 1px solid #eaecef;
  box-shadow: 0px 2px 6px 1px rgba(227, 227, 227, 0.5);
  border-radius: 2px;
  display: none;
}
.doc .nav .nav-new .nav-r .nav-item-last .nav-item-hov .item {
  padding: 0 15px;
  font-size: 14px;
  font-weight: 400;
  height: 35px;
  line-height: 35px;
  cursor: pointer;
}
.doc .nav .nav-new .nav-r .nav-item-last .nav-item-hov .item:hover {
  color: #0daeaf;
  background: #f5f5f5;
}
.doc .nav .nav-new .nav-r .nav-item:hover > span {
  color: #0daeaf;
}
.doc .nav .nav-new .nav-r .nav-item:hover > a {
  color: #0daeaf;
}
.doc .nav .nav-new .nav-r .nav-item:hover > .icon {
  border-top: 5px solid #0daeaf;
}
.doc .nav .nav-new .nav-r .nav-item-last:hover .nav-item-hov {
  display: block;
}
.doc .banner-bg {
  height: 220px;
  width: 100%;
  min-width: 1000px;
  margin-top: 3.6rem;
  box-sizing: border-box;
  background-color: #00c4c1;
}
.doc .banner-bg .new-banner {
  margin: 0 auto;
  height: 220px;
  max-width: 1920px;
  background: url('/images/books/doc/banner.png') no-repeat;
  background-position: center center;
  background-size: 1920px 220px;
  padding-top: 20px;
  box-sizing: border-box;
}
.doc .banner-bg .new-banner h1 {
  height: 38px;
  font-size: 30px;
  font-weight: 600;
  color: #ffffff;
  line-height: 38px;
  text-align: center;
}
.doc .banner-bg .new-banner p {
  text-align: center;
  margin-top: 12px;
  height: 22px;
  font-size: 16px;
  font-weight: 400;
  color: #ffffff;
  line-height: 22px;
}
.doc .banner-bg .new-banner .input-box {
  width: 600px;
  margin: 12px auto 0 auto;
  position: relative;
}
.doc .banner-bg .new-banner .input-box .input-text {
  display: block;
  margin: 0 auto;
  width: 600px;
  height: 50px;
  background: #ffffff;
  border-radius: 4px;
  outline: none;
  padding-left: 20px;
  padding-right: 40px;
  font-size: 16px;
  border: none;
}
.doc .banner-bg .new-banner .input-box .input-text::-ms-input-placeholder {
  color: #a3a5a8;
  line-height: 50px;
}
.doc .banner-bg .new-banner .input-box .input-text::-webkit-input-placeholder {
  color: #a3a5a8;
  line-height: 50px;
}
.doc .banner-bg .new-banner .input-box .input-text:-moz-placeholder {
  color: #a3a5a8;
  line-height: 50px;
}
.doc .banner-bg .new-banner .input-box .input-text::-moz-placeholder {
  color: #a3a5a8;
  line-height: 50px;
}
.doc .banner-bg .new-banner .input-box .input-text:focus {
  border: 1px solid #04babc;
}
.doc .banner-bg .new-banner .input-box .search {
  display: block;
  position: absolute;
  width: 16px;
  height: 16px;
  top: 18px;
  right: 20px;
  background: url('/images/books/help/search.png') no-repeat;
  background-size: 16px 16px;
  opacity: 0.65;
}
.doc .banner-bg .new-banner .input-box ul {
  z-index: 99;
  border: 1px solid #eaecef;
  border-radius: 2px;
  position: absolute;
  top: 33px;
  left: 0;
  right: 0;
  background: #ffffff;
  width: 600px;
  list-style: none;
  box-sizing: border-box;
  padding: 10px 12px;
}
.doc .banner-bg .new-banner .input-box ul li {
  cursor: pointer;
  text-align: left;
  color: #262626;
  line-height: 30px;
  height: 30px;
}
.doc .doc-content {
  width: 100%;
}
.doc .doc-content .doc-t {
  margin: 0 auto;
  max-width: 1920px;
  height: 60px;
  border-bottom: 1px solid #eaecef;
}
.doc .doc-content .doc-t .doc-text {
  width: 960px;
  margin: 0 auto;
  display: flex;
  flex-direction: row;
  align-content: center;
  justify-content: space-around;
}
.doc .doc-content .doc-t .doc-text .doc-font {
  cursor: pointer;
  height: 60px;
  line-height: 60px;
  font-weight: 400;
  color: #161616;
}
.doc .doc-content .doc-t .doc-text .active-t-item {
  color: #0daeaf;
  font-weight: 500;
}
.doc .doc-content .doc-t .doc-text .active {
  color: #0daeaf;
  font-weight: 500;
}
.doc .doc-content .doc-t .doc-text .doc-font:hover {
  color: #0daeaf;
}
.doc .doc-content .doc-f-bg {
  width: 100%;
  overflow: hidden;
}
.doc .doc-content .doc-f-bg .doc-f {
  display: none;
  width: 960px;
  margin: 0 auto;
  padding-top: 40px;
}
.doc .doc-content .doc-f-bg .doc-f .f-item-first {
  display: flex;
  flex-direction: row;
  margin-bottom: 24px;
}
.doc .doc-content .doc-f-bg .doc-f .f-item-first .icon-1 {
  width: 60px;
  height: 60px;
  background: url('/images/books/doc/icon-ggmk.png') no-repeat;
  background-size: 60px 60px;
}
.doc .doc-content .doc-f-bg .doc-f .f-item-first .icon-2 {
  width: 60px;
  height: 60px;
  background: url('/images/books/doc/icon-wblcp.png') no-repeat;
  background-size: 60px 60px;
}
.doc .doc-content .doc-f-bg .doc-f .f-item-first .icon-3 {
  width: 60px;
  height: 60px;
  background: url('/images/books/doc/icon-yylcp.png') no-repeat;
  background-size: 60px 60px;
}
.doc .doc-content .doc-f-bg .doc-f .f-item-first .icon-4 {
  width: 60px;
  height: 60px;
  background: url('/images/books/doc/icon-glxzl.png') no-repeat;
  background-size: 60px 60px;
}
.doc .doc-content .doc-f-bg .doc-f .f-item-first .icon-5 {
  width: 60px;
  height: 60px;
  background: url('/images/books/doc/icon-sylcp.png') no-repeat;
  background-size: 60px 60px;
}
.doc .doc-content .doc-f-bg .doc-f .f-item-first .icon-6 {
  width: 60px;
  height: 60px;
  background: url('/images/books/doc/icon-xxl.png') no-repeat;
  background-size: 60px 60px;
}
.doc .doc-content .doc-f-bg .doc-f .f-item-first .f-item-first-content {
  flex: 1;
  margin-left: 16px;
}
.doc .doc-content .doc-f-bg .doc-f .f-item-first .f-item-first-content h5 {
  height: 22px;
  font-size: 16px;
  font-weight: 500;
  color: #161616;
  line-height: 22px;
  text-align: left;
  margin-bottom: 8px;
}
.doc .doc-content .doc-f-bg .doc-f .f-item-first .f-item-first-content p {
  font-size: 14px;
  text-align: left;
  font-weight: 400;
  color: #363636;
  line-height: 22px;
}
.doc .doc-content .doc-f-bg .doc-f .f-item {
  cursor: pointer;
  background: #ffffff;
  border-radius: 2px;
  border: 1px solid #d9d9d9;
  margin-bottom: 16px;
  position: relative;
}
.doc .doc-content .doc-f-bg .doc-f .f-item.no-link .link {
  cursor: auto;
}
.doc .doc-content .doc-f-bg .doc-f .f-item .link {
  padding: 20px 110px 20px 24px;
  display: block;
}
.doc .doc-content .doc-f-bg .doc-f .f-item h5 {
  height: 22px;
  font-size: 16px;
  font-weight: 500;
  color: #161616;
  line-height: 22px;
  text-align: left;
  margin-bottom: 8px;
}
.doc .doc-content .doc-f-bg .doc-f .f-item p {
  font-size: 14px;
  text-align: left;
  font-weight: 400;
  color: #363636;
  line-height: 22px;
}
.doc .doc-content .doc-f-bg .doc-f .f-item .icon {
  position: absolute;
  width: 24px;
  height: 20px;
  background: url('/images/books/help/lujing.png') no-repeat;
  background-size: 24px 20px;
  top: 50%;
  right: 40px;
  margin-top: -8px;
  display: none;
}
.doc .doc-content .doc-f-bg .doc-f .f-item:hover {
  background: #f6f7f9;
}
.doc .doc-content .doc-f-bg .doc-f .f-item:hover .icon {
  display: block;
}
.doc .doc-content .doc-f-bg .active {
  display: block;
}
.doc .footer {
  padding-top: 55px;
  width: 100%;
  padding-bottom: 42px;
  overflow: hidden;
}
.doc .footer p {
  text-align: center;
  height: 20px;
  font-size: 14px;
  font-weight: 400;
  color: #595959;
  line-height: 20px;
}