* {
    margin: 0;
    padding: 0;
}

body {
    font-family: sans-serif;
}

#nav-bar {
    position: sticky;
    top: 0;
    z-index: 10;
}

.navbar {
    background-image: linear-gradient(to right, #a517ba, #5f17ba, #5f1782);
    padding: 0;
}

.navbar-brand img {
    height: 40px;
    padding-left: 20px;
}

.navbar-nav li {
    padding: 0 10 px;
}

.navbar-nav li a {
    color: #fff;
    font-weight: 600;
}

/* -----------------------banner section------------------ */
#banner {
    background-image: linear-gradient(to right, #a517ba, #5f17ba, #5f1782);
    color: #fff;
    padding-top: 5%;
}

.promo-title {
    font-size: 40px;
    font-weight: 600;
    margin-top: 100px;
}

.play-btn {
    width: 45px;
    margin: 20px;
}

#banner a {
    color: #fff;
    text-decoration: none;
}

.bottom-img {
    width: 100%;
}

/* ==================service section================= */
#services {
    padding: 80px 0;

}

.service-img {
    width: 100px;
    margin-top: 20px;
}

.services {
    padding: 20px;
}

.services h4 {
    padding: 5px;
    margin-top: 25px;
    text-transform: uppercase;
}

.title::before {
    content: '';
    background: #5f17ba;
    height: 5px;
    width: 200px;
    margin-left: auto;
    margin-right: auto;
    display: block;
    transform: translateY(63PX);
}

.title::after {
    content: '';
    background: #5f17ba;
    height: 10px;
    width: 50px;
    margin-left: auto;
    margin-right: auto;
    margin-bottom: 40px;
    display: block;
    transform: translateY(8PX);
}

#services .btn-primary {
    box-shadow: none;
    padding: 8px 25px;
    border: none;
    border-radius: 50px;
    background-image: linear-gradient(to right, #a517ba, #5f17ba, #5f1782);
}

#about-us {
    background: #f8f9fa;
    padding-bottom: 90px;
    padding-top: 50px;
}

.about-title {
    font-size: 40px;
    font-weight: 600;
    margin-top: 8%;

}

#about-us ul li {
    margin: 10px 0;
}

#about-us ul {
    margin-left: 20px;
}