body {
  width: 100%;
  height: 100%;
  padding: 0;
  margin: 0;
}

.container {
  width: 100%;
  height: 100%;
}

.header {
  width: 100%;
  background: #fff;
  position: fixed;
  left: 0;
  top: 0;
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.1);
}

.header-warp {
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  width: 980px;
  margin: 20px auto;
}

.logo-warp {
  display: flex;
  flex-direction: row;
  justify-content: flex-start;
}

.logo-icon {
  width: 70px;
  margin: 0 10px;
}

.logo-font {
  height: 70px;
}

.nav-warp {
  display: flex;
  flex-direction: row;
  justify-content: flex-start;
  align-items: flex-end;
  width: 60%;
}

.nav-items {
  width: 120px;
  height: 40px;
  line-height: 40px;
  text-align: center;
  font-size: 14px;
  color: #000;
  text-decoration: none;
}

.nav-actived {
  font-weight: bold;
  font-size: 15px;
  position: relative;
}

.nav-actived::before {
  width: 30px;
  height: 4px;
  content: '';
  border-radius: 2px;
  background: #000;
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
}

.section-container {
  width: 100%;
  height: 100%;
  background: url('../images/about-bg.png') 0 0 no-repeat;
}

.section-warp {
  width: 980px;
  margin: 0 auto;
}

.footer {
  width: 100%;
  background: #000;
  height: 40px;
  position: fixed;
  left: 0;
  bottom: 0;
}

.footer-warp {
  width: 980px;
  height: 40px;
  margin: 0 auto;
  text-align: center;
  font-size: 14px;
}

.footer-spans {
  display: inline-block;
  width: auto;
  height: 40px;
  line-height: 40px;
  padding: 0 20px;
  color: #fff;
}

.footer-space {
  display: inline-block;
  width: auto;
  height: 40px;
  line-height: 40px;
  /* padding: 0 20px; */
  color: #fff;
}