.jumbotron{
    background-image: url('../images/plain-blue.png');
    background-repeat: no-repeat;
    background-size: 1500px 400px;
}
nav{
    background-color: #F6F1F1;
}
u{
    color: blue;
}

.btn-know{
background-color: #301E67;
color: white;
}

.title{
    text-align: center;
}

.card-img-top{
    width: 410px;
    height: 220px;
}
.card-deck{
    margin-left:20px;
    margin-right: 20px;
    padding-top: 20px;
}

#footimg{
    width:200px;
    height:100px;
    border-radius: 20%;
    border: 5px solid black;
}

#footer{
    padding: 50px 0 50px 0;
    background-color: #37306B;
    text-align: center;
}

.navbar-brand{
    text-decoration: none;
    background-color: #2F58CD;
    border-radius: 30%;
    color: white;
}