@import url('https://fonts.googleapis.com/css2?family=Lexend:wght@100..900&display=swap');

body {
    margin: 0;
    padding: 0;
    background-color: black;
    color: white;
    font-family: "Lexend", sans-serif;
}

h1 {
    font-optical-sizing: auto;
    font-weight: 480;
    font-size: 5vh;
    margin: 0;
    padding: 1vh 0 2vh;
    text-align: center;
    text-decoration: underline;
}

h2 {
    font-optical-sizing: auto;
    font-weight: 400;
    font-size: 3vh;
    margin: 0;
    padding: 1vh 1vh 1vh;
    text-align: center;
}

.video-big {
    width: 99%;
    padding: 0.5%;
}

.video-big video {
    display: block; 
    margin: 0 auto; 
}

.pdf-big {
    width: 99%;
    margin: 0;
    padding: 0.5%;
}

.pdf-big iframe {
    width: 100%;
    height: 90vh;
}

.center {
    display: flex;
    justify-content: center;
    align-items: center;
}

.buy-button { 
    font-family: "Lexend", sans-serif; 
    background: 0;
    border: solid white 0.4vh;
    border-radius: 1vh;
    padding: 1.5vh 1.5vw;
    color: white;
    font-size: 3vh;
}

.buy-button:hover {
    cursor: pointer;
    color: aqua;
    border: solid white 0.4vh;
}

p {
    font-size: 2vh;
    font-weight: 300;
    padding: 1% 5%;
}