body {
    height: 100vh;
    background-image: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)),
    url("https://images.unsplash.com/photo-1573108036319-ec6b160d842c?q=80&w=2070&auto=format&fit=crop&ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D");
    background-size: cover;
    background-position: center;
    text-shadow: 0 0.05rem 0.1rem rgba(0, 0, 0, 0.5);
    box-shadow: inset 0 0 5rem rgba(0, 0, 0, 0.5);
}

.cover-container {
  max-width: 100vw;
}

.nav-link {
    padding: 0.25rem 0;
    font-weight: 600;
    color: rgba(255,255,255,0.5);
    font-size: 1.3rem;
    margin-left: 1rem;
    margin-right: 1rem;
    border-bottom: 0.25rem solid transparent;
}

.nav-link:hover{
    color: rgba(255,255,255,0.5);
    border-bottom-color:rgba(255,255,255,0.5);
}

.nav-link.active {
    color: white;
    border-bottom-color:white;

}

.btn-secondary, .btn-secondary:hover{
    color: #000000;

    text-shadow: none;
}

@media screen and (max-width:577px) {
    .nav-link {
        padding-top: 3rem ;
        font-weight: 300;
        color: rgb(255, 255, 255);
        font-size: 4dvw;
        margin-left: .5rem;
        margin-right: .5rem;
    
    }
    .btn-secondary, .btn-secondary:hover{
        color: #333;
        width: 8rem;
        height: 2rem;
        text-shadow: none;
    }
    #main_div h1{
        display: none;     
    }

    #main_div p{
        font-size: 1rem; 
        padding-bottom: 20px;
        /* width: 14rem;     */
    }
    #main_div a{
        font-size: .8rem;
        text-align: center;
        padding-top:5px;
        padding-left: 0px;
        padding-right: 0px;
        padding-bottom: 0px;

    }
    #nav-link{
        width: 100%;
        padding: .4rem;
    }


}