styling.css

body{
    font-family: Arvo, serif;
    background: url(http://freenaturestock.s3.amazonaws.com/232.jpg) no-repeat center center;
    background-attachment: fixed;
    background-size: cover;
}

.logo{
    height: 30px;
}

.navbar-inverse{
    background: rgba(0,0,0,.5);
}

.nav li{
    color: #fff;
    font-size: 17px;
    margin-right: 35px;
    padding: 10px 0;
}

nav li:hover{
    border-bottom: 1px solid #00FFB8;
    padding-bottom: 9px;
    cursor: pointer;
}

.jumbotron{
    background-color: transparent;
    color: #fff;
    text-align: center;
    margin: 0px;
    padding: 10px;
    letter-spacing: 2.5px;
}

.container{
    max-width: 1000px;
}

.bodyimage{
    height: 100px;
}

.col-md-4{
    text-align: center;
    color: #fff;
    }

.icons p{
    font-size: 15px;

}

.contact{
    text-align: center;
    margin-top: 30px;
    margin-bottom: 100px;
}

.btn{
    background-color: rgba(0, 255, 184, 0.5);
    border: none;
    border-radius: 10px;
    color: #fff;
    font-size: 18px;
    padding: 10px 70px;
    letter-spacing: 1.3px;
}

.btn:hover{
    background-color: rgba(0, 0, 0, 0.5);
    color: #fff;
    border: none;
}

.footer{
    background-color: rgba(0, 0, 0, 0.5);
    color: grey;
    font-size: 15px;
    padding: 10px 0;
}
    /*use media queries to change icons size in small devices*/
@media (max-width: 768px){
    .bodyimage{
    height: 70px;
}