.body-b {
  margin: 0;
  background-color: black;
  background-image: url("../images/promob-bg.png");
  width: 100%;
  height: 100%;
  background-repeat: no-repeat;
  background-attachment: fixed;
  background-position: center top;
}

.upper-bg {
  width: 100%;
  height: 100%;
  margin-top: -5px;
}

.pro-b-section {
  width: 100%;
  height: auto;
  max-width: 1900px;
}

.pro-b-container {
  width: 100%;
  max-width: 1200px;
  display: block;
  margin-left: auto;
  margin-right: auto;
  padding-bottom: 20px;
}

/* Clear floats after the columns */
.row-pro-b:after {
  content: "";
  display: table;
  clear: both;
}

.column-pro-b {
  float: left;
  width: 100%;
  padding: 10px;
  display: block;
  margin-left: auto;
  margin-right: auto;
}

/******************************/
.fullpromo-jum {
  max-width: 1200px;
  height: 100%;
}

.jumbotron {
  width: 100%;
  max-width: 1200px;
  height: 100%;
  background-color: rgba(0, 0, 0, 0);
  display: block;
  margin-left: auto;
  margin-right: auto;
  border-radius: 5px;
  margin-top: 15px;
  margin-bottom: 10px;
}

/*************************************/
.promo-content{
    width: 100%;
    position: relative;
}
.backbutton{
    width: 100%;
    max-width: 100px;
    border: none;
    border-radius: 3px;
    background-color: #efdf4e;
    font-weight: bold;
    padding: 5px;
    float: right;
}

/* For Mobile */
@media screen and (min-width: 576px) and (max-width: 1040px) {
.jumbotron {
margin-top: -40px;
}
}
@media screen and (min-width: 52px) and (max-width: 575px) {
.jumbotron {
margin-top: -40px;
}
.backbutton{
max-width: 80px;
font-size: 12px;
padding: 3px;
}
.upper-bg {
height: 150px;
}
}