* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html body {
    font-family: 'Arimo', Helvetica, Arial, sans-serif;
    padding: 0;
    width: 100%;
    height: 100%;
    box-sizing: border-box;
    overflow-x: hidden;
    background-color: rgb(255, 255, 255);
}

.scroll-bar {
    position: fixed;
    top: 0;
    left: 0;
    height: 4px;
    width: 0%;
    background-color: red;
    z-index: 9999;
}

/* navigation bar */

.navbar {
    background-color: rgba(255, 255, 255, 0.7);
    /* white with opacity */
    backdrop-filter: blur(10px);
    /* glass effect */
    -webkit-backdrop-filter: blur(10px);
    /* Safari support */
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    /* subtle depth */
    z-index: 1000;
}

.navbar-brand {
    padding-left: 30px;
    font-size: 200px;
}

.nav-item .nav-link {
    font-family: 'Arimo', Helvetica, Arial, sans-serif;
    font-weight: 400;
    font-style: normal;
    position: relative;
    margin-right: 80px;
    display: inline-block;
    font-size: 30px;
    color: black;
}

/* underline */
.nav-link::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 5px;
    width: 0%;
    height: 3px;
    background-color: red;
    transition: width 0.3s ease;
}

/* hover effect */
.nav-link:hover::after {
    width: 100%;
}

.code {
    font-size: 30px;
    color: hsl(0, 0%, 0%);
}

.code:hover {
    cursor: default;
}

ul {
    padding: 0;
    margin: 0;
}

/* content */

.subtitle {
    text-align: center;
    margin-top: 20px;
    margin-bottom: 40px;
}

.top-line {
    display: block;
    padding-top: 100px;
    padding-bottom: 10px;
}

.bottom-line {
    display: block;
    font-weight: 700;
    font-size: 20px;
    /* strong + clear */
    color: black;
    margin-top: -10px;
}

.carousel {
    overflow: hidden;
    width: 100%;
    margin: 20px 0;
}

.carousel-track {
    display: flex;
    width: max-content;
    animation: scroll 20s linear infinite;
}

.carousel img {
    width: 200px;
    /* adjust size */
    height: auto;
    margin-right: 15px;
    padding-top: 20px;
}

/* animation */
@keyframes scroll {
    0% {
        transform: translateX(0);
    }

    100% {
        transform: translateX(-50%);
    }
}
/* video preview*/
.video-section {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px 20px;
    /* big vertical margin */
}

/* Controls max size and centering */
.video-wrapper {
    width: 100%;
    max-width: 600px;
    /* keeps it from being full width */
}

/* Make video responsive */
.video-wrapper video {
    width: 100%;
    height: auto;
    max-height: 70vh;
    /* prevents it from being too tall on phones */
    border-radius: 12px;
    /* optional, looks nicer */
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    /* optional depth */
}


.preview4 {
    margin-left: 30px;
}

/* text */
.col-lg-12 p {
    font-family: 'Arimo', Helvetica, Arial, sans-serif;
    text-align: justify;
    margin: 0px 200px;
    padding-left: 30px;
    /* Adjust as needed */
    padding-top: 40px;
    z-index: 1;
    position: relative;
    color: black;
}

/* footer */

.footer-image {
    width: 100%;
}

.footer-image img {
    width: 100%;
    height: auto;
    display: block;
    padding-top: 80px;
}