.navbar{
    background-color: #fff;
    height:80px;
    margin: 20px;
    border-radius: 16px;
    padding: 0.5rem;
}
.navbar-brand{
    color:#009970;
    font-weight: 500;
    font-size: 24px;
}
.navbar-toggler{
    border: none;
    font-size: 1.25rem;
}
.navbar-toggler:focus, .btn-close:focus{
    box-shadow: none;
    outline: none;
}
.nav-link{
    color:#667777;
    font-weight: 500;
    position: relative;
}
.nav-link:hover, .nav-link.active{
    color: blue;
}
@media (min-width: 991px){
    .nav-link::before{
        content:"";
        position: absolute;
        bottom: 0;
        left: 50%;
        transform: transtionX(-50%);
        width:0;
        height: 2px;
        background-color: #009970;
        visibility: hidden;
        transition:0.3s ease-in-out;
    }
    .nav-link:hover::before, .nav-link.active::before{
        width: 100%;
        visibility: visible;
    }

}
.hero-section{
    background: url(bad.jpg) no-repeat center;
    background-size: cover;
    width: 100%;
   
}
.hero-section::before{
    background-color: rgba(0, 0,0, 0.6);
    content: "";
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
}
.hero-section .container{
    height: 100vh;
    z-index:1;
    position: relative;
}
h1{
    color: rgb(243, 106, 9);
    font-size: 20px;
}
h2{
    text-align: center;
    font-family: monospace;
    margin: 20px;
    font-size: 16px;
}
footer{
    padding: 2px;
    background: rgba(0, 0,0, 0.6);
}
footer p{
    color:#fff;
    text-align: center;
}