.footer{
    font-size: .85em;
    color: #a1a1a1;
    text-align: center;
    font-family: Poppins,sans-serif;
    font-style: normal;
    font-weight: 200;
    padding: 1rem;
}

h1 {
    font-size: 3.5rem;
    font-weight: 300;
    line-height: 1.2;
}

.footer p {
    margin: 0.3rem;
}

.card{
    width: 100%;
    min-height: 350px;
}

.card img{
    max-height: 100px;
}

.jumbotron {
    margin-bottom: 0px;
}

@media only screen and (max-width:720px) {
    .jumbotron-heading {
        font-size: 2.5rem;
    }
    .fixed-top{
        position: absolute;
    }
    .navbar>.container{
        text-align: center;
    }
    .navbar>.d-flex
    {
        display: block !important;
    }
}

@media only screen and (max-width:540px) {
    .jumbotron-heading {
        font-size: 1.5rem;
    }
    .fixed-top{
        position: absolute;
    }
    .navbar>.container{
        text-align: center;
    }
    .navbar>.d-flex
    {
        display: block !important;
    }
}