body {
    background-image: url('/img/pexels-michael-mcgarry-431218725-16094718.jpg');
    background-size: cover;
    background-repeat: no-repeat;
    background-attachment: fixed;
    color: #ffffff;
}

nav {
    background-color: rgba(0, 0, 0, 0.7);
}

main {
    background-color: rgba(0, 0, 0, 0.7);
    padding: 2rem;
    border-radius: 10px;
    color: #ffffff;
}

footer {
    background-color: rgba(0, 0, 0, 0.7);
    text-align: center;
    border-radius: 10px;
    color: #ffffff;
}

h1, h2, h3 {
    color: #d96f55;
}

h4 {
    color: #ffffff;
}

[role="button"], button, input[type="button"] {
    background-color: #1e242d;
    border-color: #ffffff;
}

a, [role="link"] {
    color: #F4CA80;
}

p {
    color: #1e242d;
}

.container {
    background-color: transparent;
}

.circle-container {
    position: relative;
    height: 70vh;
}

.center-content {
    position: absolute;
    top: 155px;
    left: 40%;
    width: 40vh;
    height: 60vh;
    padding: 5px;
    margin-top: -100px;
    margin-left: -100px;
    overflow: scroll;
    background-color: rgba(255, 255, 255, 0.8);
    color: #1e242d;
    border-radius: 20px;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.2);
}
.small-circle {
    position: absolute;
    width: 10vw;
    height: 10vw;
    background-color: rgba(255, 255, 255, 0.8);
    border: 1px solid #ffffff;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    cursor: pointer;
    overflow: hidden;
    transition: box-shadow 0.3s;
}
.small-circle:hover {
    box-shadow: 0 0 25px #d96f55;
}
.small-circle.active {
    box-shadow: 0 0 15px #F4CA80;
}

.small-circle:nth-child(2) { top: 35%; left: 95%; transform: translate(-50%, -50%); } /* Java */
.small-circle:nth-child(3) { top: 65%; left: 95%; transform: translate(-50%, -50%); } /* IoT */
.small-circle:nth-child(4) { top: 90%; left: 85%; transform: translate(-50%, -50%); } /* AI/ML */
.small-circle:nth-child(5) { top: 90%; left: 15%; transform: translate(-50%, -50%); } /* Supply Chain */
.small-circle:nth-child(6) { top: 65%; left: 5%; transform: translate(-50%, -50%); } /* Cloud */
.small-circle:nth-child(7) { top: 35%; left: 5%; transform: translate(-50%, -50%); } /* Containerization */
.small-circle:nth-child(8) { top: 10%; left: 85%; transform: translate(-50%, -50%); } /* CD/CD */
.small-circle:nth-child(9) { top: 10%; left: 15%; transform: translate(-50%, -50%); } /* Tech Direction */

.content-section {
    display: none;
}
.content-section.active {
    display: block;
}