.myjumbotron {
   height         : 100vh;
   background     : url(../img/46.jpeg);
   background-size: cover;
   display        : flex;
   justify-content: center;
   align-items    : center;
   border-radius  : 0px;
 }

 .mask {
   background    : rgb(81, 116, 138, 0.8);
   /*width       : 18%;*/
   /*margin-right: 70%;*/
   /* margin     :40% 0% 0% 50%;*/
   margin-top    : 35%;
   display       : inline-block;
   padding       : 0%;
 }

 .mask h1 {
   font-weight: bold;
   color      : white;
   text-align : center;
   font-size  : 8.0vmin;

 }

 .mask p {
   font-weight    : bold;
   color          : white;
   text-decoration: none;

 }

 .tit-1 a {
   margin-top : 0;
   color      : #51748A !important;
   font-size  : 5.5vmin;
   font-weight: bold;
 }

 .myjum {
   background: white !important;

 }