<style type="text/css">
img {
    border: 0;
    border-radius: 22%;
}
.navbar-default .navbar-nav>.active>a, .navbar-default .navbar-nav>.active>a:focus, .navbar-default .navbar-nav>.active>a:hover {
    color: white;
    background-color: brown;
}
footer{
    background-color: brown;
    font-size: 14px;
}</style>
