.jumbotron{
    padding:0;
    margin:0;
}

#content_pre-a_body {
    background: url(/images/assets/sinewavef1.jpg) no-repeat center center;
}

#content_a_body{
    background: url(/images/assets/sinewavef2.jpg) no-repeat center center;
}

.card{
    border-radius:10px;
}

.card.custom-card{
    border-radius:30px;
}

.green-box {
    border: 1px solid #83DB4B;
    border-radius: 5px;
    padding: 10px;
    font-size: 16px;
}

@media (min-width: 1441px){    
    #content_pre-a_body{
        background-size: 100% 632px;
    }
    #content_a_body{
        background-size: 100% 632px;
    }
    
}