:root {
    --primary-color: #065143;
    --nav-color: #0A122A;
}

* {
    margin: 0;
    padding: 0;
}

body {
    font-family: "Sansita", sans-serif;
}

header, .hamburger-btn, .modal-close {
    background-color: var(--primary-color);
}

header {
    position: relative;
    display: flex;
    justify-content: space-around;
    align-items: center;
    font-family: "Protest Guerrilla", system-ui;
    font-size: .80rem;
    padding-bottom: 15px;
    background-color: var(--primary-color);
}

header img {
    width: 60px;
    padding: 10px 10px 0 10px;
}

header h1 {
    padding-top: 30px;
    color: whitesmoke;
    letter-spacing: 1px;
}


main {
    padding: 15px 15px 0 15px;
}

nav ul {
    display: none;
}

nav ul a {
    display: block;
    width: 100%;
    text-align: center;
    text-decoration: none;
    color: white;
    background-color: black;
    padding: 10px;
}

nav a.active {
    padding: 10px;
    background-color: var(--nav-color);
}

nav ul.open, .modal-close.show {
    display: block;
}

.hamburger-btn.hide {
    display: none;
}

ul a:hover {
    transition: 1s;
    color: yellow;
    border: 1px solid white;       
}

.hamburger-btn {
    display: block;
    position: absolute;
    top: 70px;
    right: 10px;
    font-size: 1.5rem;
    border: none;
    color: white;
}

.fa-bars {
    color: white;
}

.modal-close {
    display: none;
    position: absolute;
    top: 67px;
    right: 5px;
    font-size: 1.6rem;
    border: none;
    margin: 4px;
    padding: 0;
    color: red;
}


.location-panel img {
    width: 200px;
    padding-top: 15px;
}

.location-panel p {
    padding-top: 5px;
}

.location-panel {
    text-align: center;
}

section {
    padding-bottom: 25px;
}

section ul {
    margin: 20px 30px 0 30px;
}

section h2 {
    background-color: #497451;
    text-align: center;
    font-size: larger;
    padding-top: 7px;
    padding-bottom: 7px;
    color: white;
}

.courses-navigation button {
    width: 100%;
    background-color: black;
    color: white;
    padding: 2px 0;
    border-radius: 5px;
}

.courses-navigation {
    display: flex;
    gap: 5px;
    padding-top: 10px;
    padding-bottom: 7px;
    margin: 0 2px;
    border-bottom: 1px solid gray;
    justify-content: center;
}

.courses {
    display: grid;
    grid-template-columns: 1fr;
    gap: 13px;
    margin: 20px 5px;
}

.courses button {
    padding: 10px;
    font-weight: 800;
    background-color: #d9e7f3;
    color: black;
    border-radius: 5px;

}

.course-certificate-panel {
    padding-bottom: 10px;
}

.credits-required {
    border: 1px solid black;
    display: inline-block;
    padding: 5px;
    border-radius: 20px;
    background-color: yellow;
}

footer {
    background-color: var(--primary-color);
    text-align: center;
    color: white;
    padding: 20px;
}

footer img {
    width: 40px;
}

.country {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 15px;
    padding: 3px;
}

#lastModified {
    padding-top: 15px;
    color: gold;
}

dialog {
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: .24rem;
    padding: 1rem;
    background-color: #fff;
    box-shadow: 0 0 3rem #777;
    width: 90%;
    max-width: 600px;
}

::backdrop {
    background-color: rgba(0, 0, 0, 0.5);
}

dialog button {
    position: absolute;
    top: 23px;
    right: 23px;
    padding: .5rem 1rem;
    border: 1px solid rgba(0, 0, 0, 0.1);
}

@media only screen and (min-width: 600px) {
    header {
        gap: 20px;
    }

    header h1 {
        font-size: clamp(2rem, 3vw, 5rem);

    }

    header img {
        padding-left: 30px;
    }

    main {
        display: grid;
        grid-template-columns: 2fr 1fr;
        gap: 20px;
        padding-right: 30px;
        padding-left: 30px;
    }

    main h2 {
        border-radius: 5px 5px 0 0;

    }

    .course-work-panel, .location-panel, .course-certificate-panel {
        border-radius: 5px;
    }

    .location-panel, .course-work-panel {
        box-shadow: 2px 2px 8px rgba(0, 0, 0, 0.9);
    }

    .location-panel img {
        padding: 20px 25px;
        min-width: 200px;
        width: 70%;
    }

    .course-certificate-panel {
        grid-column: 1 / -1;
        box-shadow: 2px 2px 8px rgba(0, 0, 0, 0.5);
    }

    .hamburger-btn, .modal-close {
        display: none;
    }

    nav ul {
        display: flex;
        justify-content:  space-around;
        background-color: black;
        text-decoration: none;
        /* padding: 10px; */
        align-items: center;

    }

    ul a {
        color: white;
        text-decoration: none;
        
    }
    
    ul a:hover {
        transition: 1s;
        color: yellow;   
        border: none;
   
    }


    .courses-navigation button {
        max-width: 20%;
    }

    .courses {
        grid-template-columns: 1fr 1fr 1fr;
    }

    footer p, .country {
        display: inline-flex;
    }
    
    #lastModified {
        display: block;
    }


  }