.header-text {
  margin-top: 2%;
}

.title-dang-nhap {
  font-size: 26px;
}

.right {
  float: right;
}

@media (min-width: 992px) {
  .logo {
    max-height: 70px;
  }
}

@media (max-width: 992px) and (min-width: 768px) {
  .logo {
    max-height: 70px;
  }
}

@media (max-width: 768px) {
  .logo {
    max-height: 100px;
  }
}

.login_wrapper {
  margin: 0px auto;
  margin-top: 5%;
  max-width: 500px;
  position: relative;
  right: 0px;
}

.nav-bar-btcom {
  background-color: #fcb815;
  height: 51px;
  margin-bottom: 1px;
  position: relative;
  /*display: inline-block;*/
}

.nav_header{
  list-style-type: none;
  margin: 0;
  padding: 0;
  overflow: hidden;
}

.item_nav{
  float: left;
}

li.item_nav a{
  display: block;
  color: #00458a;
  text-decoration: none;
  padding: 16px;
  text-align: center;
}

li.item_nav a:hover{
  background: #0a7ac1;
  color: white;
}
li.item_nav > .submenu{
  list-style: none;
}

li.item_nav > .submenu li{
  float: none;
}

li.item_nav > .submenu li a{
  text-decoration: none;
}

html {
  line-height: 10pt;
}

select.form-control > option {
  padding: 10px;
}

/* alerts (when validation fails) */
.item .alert {
  float: left;
  margin: 0 0 0 20px;
  padding: 3px 10px;
  color: #FFF;
  border-radius: 3px 4px 4px 3px;
  background-color: #CE5454;
  max-width: 170px;
  white-space: pre;
  position: relative;
  left: -15px;
  opacity: 0;
  z-index: 1;
  transition: 0.15s ease-out; }

.item .alert::after {
  content: '';
  display: block;
  height: 0;
  width: 0;
  border-color: transparent #CE5454 transparent transparent;
  border-style: solid;
  border-width: 11px 7px;
  position: absolute;
  left: -13px;
  top: 1px; }

.item.bad .alert {
  left: 0;
  opacity: 1; }