.jumbotron img {
    width: 130px;
   
}


.responsive img {
    max-width:100%;
    /*width:100%;*/
    height: auto;
}

.about hr {
    width: 100px;
    border-top: 4px solid #999;
}

.about img {
    width :80% ;
   
}

section {
    min-height: 400px;
    
}

.dropbawah {
   position: fixed;
   left: 0;
   bottom: 0px;
   width: 100%;
   background-color: #eee;

   text-align: center;
}

 .jumbotron {
    position: relative;
    
    width: 100%;
    height: 100%;
    background-size: cover;
    overflow: hidden;
}