style.css

body {
    margin: 0%;
    padding: 0%;
}

.navbar {
    padding: 50px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 50px;
}

.navbar a {
    color: black;
    text-decoration: none;
    display: block;
    font-weight: 500;
    font-size: 20px;
}

.navbar ul li {
    list-style-type: none;
    display: inline-block;
    margin-right: 20px;
}

.navbar ul li a {
    font-size: 30px;
}

.navbar img {
    height: 100px;
    margin-right: 20px;
}

/* header start */

.header {
    background-image: url(images/landing.jpg);
    padding: 450px 0px;
    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;
}

.header-text {
    color: white;
    text-align: center;
}

.header-text h1 {
    font-size: 100px;
    font-weight: 900;
}

.header-text p {
    font-size: 35px;
}

/* header end */

/* about section start */

.about {
    text-align: center;
}

.about h2 {
    font-size: 50px;
    font-weight: 900;
    margin: 0px;
}

.about-header {
    padding: 50px 0px;
}

.about-header hr {
    width: 400px;
    height: 5px;
    background-color: #13b36b;
    border: none;
}

.about-content {
    padding-top: 30px;
    display: flex;
    justify-content: space-around;
    color: #000;
}

.about-content h3 {
    color: #13b36b;
    font-weight: 900;
    font-size: 40px;
}

.about-content p {
    font-size: 30px;
    color: #191919a4;
}

.about img {
    width: 100px;
}

/* about section end */

/* features section start */

.container {
    background-color: #13b36b;
    padding: 50px 0px;
    margin: 30px 50px;
}

.features-section-content {
    display: flex;
    align-items: center;
    justify-content: space-evenly;
}

.container h2 {
    color: white;
    text-align: center;
    margin: 0px;
    font-size: 50px;
}

.features-section-text hr {
    width: 600px;
    height: 5px;
    background-color: white;
    border: none;
}

.features-section-text {
    color: white;
}

.features-section-text h3 {
    color: white;
    font-weight: 900;
    font-size: 40px;
}

.features-section-text p {
    font-size: 30px;
}

.spotify-icon img {
    width: 200px;
    margin-right: 40px;
}

.spotify-app img {
    width: 400px;
    height: auto;
}

/* features section end */