.navbar {
    padding: 0;
}

/* Section    */
.hero {
    background-image: url('img/lessons.jpg');
    background-size: cover;
    background-position: center;
    height: 500px;
    position: relative;
  }
.hero::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5); /* Black overlay with 50% opacity */
    z-index: 1;
}
.hero .container {
    position: relative;
    z-index: 2;
}
.hero a {
    text-decoration: none;
    color: white;
}
.hero a:hover {
    opacity: 0.5;
}
/* Icons */
/* Icons */
.row1 h5 {
    display: inline-block;
}
.fa-rocket,
.fa-code,
.fa-cloud,
.fa-users {
    font-size: 30px;
    color: #28a745;
}
.coll1 {
    margin: 20px 0;
}

/* video sections */

.cont1 a {
    text-decoration: none;
    color: black;
}

.cont1 a:hover {
    text-decoration: underline;
    color: black;
}
.img1 {
    height: 230px;
    object-fit: cover;
}
.cont1 h5 {
    font-size: 17px;
}
.cont1 p {
    font-size: 14px;
}