body {
    margin: 0;
    padding: 0;

    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
}

#hero {
    height: 100vh;
    background-color: #21abf1;
    text-align: center;
    position: relative;


    -webkit-box-shadow: inset 0 0 5rem rgba(255, 255, 255, .5);
    box-shadow: inset 0 0 5rem rgba(255, 255, 255, .5);
}

.nav-masthead {
    position: absolute;
    top: 20px;
    right: 20px;
    display: flex;
    flex-direction: row;
}

.nav-masthead .nav-link {
    padding: 0.25rem 0;
    font-weight: bold;
    color: rgba(255, 255, 255, 0.5);
    background-color: transparent;
    border-bottom: 0.25rem solid transparent;
    text-decoration: none;
    margin-left: 1rem;
}

.nav-masthead .nav-link:hover,
.nav-masthead .nav-link:focus {
    border-bottom-color: rgba(255, 255, 255, 0.25);
}

.nav-masthead .active {
    color: #fff;
    border-bottom-color: #fff;
}

.content-section {
    padding: 60px 0;
    background-color: white;
}

.container img {
    margin-bottom: 20px;
}



a {
    color: #000;
    text-decoration: none;
}

a:hover {
    color: #21abf1;
    text-decoration: none;
}

.icon {
    color: #a4a4a4;
    margin-bottom: 10px;
    margin-top: 50px;
}


.about-l1 {
    font-size: 10pt;
}

.about-l2 {
    font-size: 8pt;
}

.container h2 {
    text-align: center;
}


.video {
    width: 375px;
    height: 250px;
    max-width: 100%;
}

.section-heading {
    margin-top: 50px;
}

.image-container {
    position: relative;
}

.image-text {
    position: absolute;
    bottom: 20px;
    left: 12px;
    padding-left: 3px;
    padding-right: 5px;
    border-radius: 0px 5px 0px 0px;
    z-index: 8;
}

.image-text-dark {
    color: black;
    background-color: rgba(255, 255, 255, .5)
}

.image-text-bright {
    color: white;
    background-color: rgba(0, 0, 0, .5)
}



.expanded-section a {
    font-weight: bold;
}

.image-container.expandable {
    cursor: pointer;
}

.expanded-section {
    display: none;
    position: absolute;
    top: 0;
    left: 0;
    background-color: rgba(255, 255, 255, 0.9);
    color: black;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease-in-out, visibility 0.3s ease-in-out;
    border: 1px solid #ccc;
    border-radius: 5px;
    z-index: 10;
}

.expanded-section.active {
    opacity: 1;
    visibility: visible;
}

.expanded-content {
    padding: 20px;
    position: relative;
    width: 90%;
}

.close-btn {
    position: absolute;
    top: 10px;
    right: 10px;
    background: transparent;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: black;
    display: none;
}