.app-header {
  display: block;
  position: relative;
  text-align: center;
}
.welcome-header-contant {

  margin: 8px auto 0;
  font-weight: 600;
  font-size: 1.8rem;
  color: #fff;
  display: inline-flex;
}
.welcome-header-logo {
  width: 60px;
  height: 60px;
  margin-right: 13px;
}
.welcome-header-name {
  line-height: 60px;
}

.welcome-header-sub-contant {
  font-weight: 600;
  font-size: 1.5rem;
  position: absolute;
  margin: 0;
  line-height: 40px;
  left: 0;
  right: 0;
  bottom: 10px;
  text-align: center;
}