.jumbotron {
color: inherit;
background-color:transparent;
background-image:url(../image/zen3.jpg);

background-repeat: no-repeat;
background-size:cover;
color: white;
height: 512px;
}
.jumbotron h1,
.jumbotron h1 {
color: #fff;
font-size: 54px;
text-shadow:0 1px 2px #000;
}
.jumbotron h2,
.jumbotron h2 {
color: #fff;
font-size: 44px;
text-shadow:0 1px 2px #000;
}
.jumbotron h3,
.jumbotron h3 {
color: #fff;
text-shadow:0 1px 2px #000;
}
@media (min-width: 300px) {
.jumbotron {
background-image:url(../image/zen3.jpg);
height: 410px;
}
.jumbotron h1,
.jumbotron h1 {
color: #fff;
font-size: 34px;
text-shadow:0 1px 2px #000;
}
.jumbotron h2,
.jumbotron h2 {
color: #fff;
font-size: 24px;
text-shadow:0 1px 2px #000;
}
.jumbotron h3,
.jumbotron h3 {
color: #fff;
text-shadow:0 1px 2px #000;
}


}
@media (min-width: 768px) {
.jumbotron {
background-image:url(../image/zen3.jpg);
height: 450px;
}


}
@media (min-width: 1200px) {
.jumbotron {
background-image:url(../image/zen3.jpg);
height: 510px;
}
} 
@media (min-width: 1800px) {

.jumbotron {
background-image:url(../image/zen3.jpg);
height: 685px;
} 
.jumbotron h1 {
color: #fff;
font-size: 84px;
text-shadow:0 1px 2px #000;
}
.jumbotron h2 {
color: #fff;
font-size: 64px;
text-shadow:0 1px 2px #000;
}
.jumbotron h3 {
color: #fff;
font-size: 54px;
text-shadow:0 1px 2px #000;
}
}