.row-header {
  margin: 0px auto;
  padding: 0px 0px; }
.row-content {
  margin: 0px auto;
  padding: 20px 0px;
  border-bottom: 1px ridge;
  height: 100%; }
.footer {
  background-color: #00003E;
  margin: 0px auto;
  padding: 20px 0px; }
.jumbotron {
  margin: 0px auto;
  padding: 20px 20px;
  background: #0b7dda;
  color: floralwhite; }
body, html {
  padding: 0px 0px 0px 0px;
  z-index: 0;
height: 100%; }
.btn
{
  padding: 0%;
}
.body1
{
  background-image: url("back.jpg");
  height: 74%;
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
}