.img-border {
  border: solid black 1px;
}
.text-small {
  font-size: 81%;
}
.headline-no-margin {
  margin: 0;
  vertical-align: middle; /* sẽ có tác dụng nếu đặt trong bối cảnh phù hợp */
}
.bg-slide-4 {
  background-image: url('../images/bg-slider/csvc-bg-04.jpg');
  background-position: center right;
}
.bg-slide-3 {
  background-image: url('../images/bg-slider/csvc-bg-03.jpg');
  background-position: center right;
}
.bg-slide-2 {
  background-image: url('../images/bg-slider/csvc-bg-02.jpg');
  background-position: center right;
}
.bg-slide-1 {
  background-image: url('../images/bg-slider/csvc-bg-01.jpg');
  background-position: center right;
}
.home-link {
  margin-left: 40px;
}
.full-height {
    height: 100%;
}
.nav-home {
    margin-left: 40px;
}
.custom-img {
    width: 105px;
    margin-left: 20px;
}
.source-text {
    font-size: 12px;
}
.small-width {
    width: 2%;
}
.width-5 {
    width: 5%;
}
.width-30 {
    width: 30%;
}
.width-56 {
    width: 56%;
}
/* CSS */
.updated-date {
  padding-bottom: 10px;
}
/* CSS */
.report-note {
  font-size: 13px;
  color: #424242;
}
/* CSS */
.bold-text {
  font-weight: bold;
}
<!-- CSS -->
.white-text {
  color: #ffffff;
}
.email-text {
  font-size: 14px;
}
.full-width {
  width: 100%;
}
.newsletter-img {
  border: solid black 1px;
}
.text-center {
  text-align: center;
}
.bg-custom {
  background-color: #b4c6ce7d;
}
.hidden-element {
  display: none;
}
.underline {
  text-decoration: underline;
}