@import url('https://fonts.googleapis.com/css2?family=Bree+Serif&family=Caveat:wght@400;700&family=Lobster&family=Monoton&family=Open+Sans:ital,wght@0,400;0,700;1,400;1,700&family=Playfair+Display+SC:ital,wght@0,400;0,700;1,700&family=Playfair+Display:ital,wght@0,400;0,700;1,700&family=Roboto:ital,wght@0,400;0,700;1,400;1,700&family=Source+Sans+Pro:ital,wght@0,400;0,700;1,700&family=Work+Sans:ital,wght@0,400;0,700;1,700&display=swap');

.bg-container {
    background-image: url("https://c4.wallpaperflare.com/wallpaper/970/384/942/hourglasses-sand-time-wallpaper-thumb.jpg");
    background-size: cover;
    height: 100vh;
}

.heading {
    font-size: 50px;
    color: #ffffff;
    margin-bottom: 5%;
    font-weight: bold;
}

.start-btn {
    background-color: #b0e0e6;
    font-size: 25px;
    border-radius: 10px;
    padding-left: 15px;
    padding-right: 15px;
    font-weight: bold;
    margin-left: 42%;
    margin-right: 42%;
    margin-bottom:1%;
}

.stop-btn {
    background-color: #b0e0e6;
    font-size: 25px;
    border-radius: 10px;
    padding-left: 15px;
    padding-right: 15px;
    font-weight: bold;
    margin-left: 42%;
    margin-right: 42%;
    margin-bottom:1%;
}

.reset-btn {
    background-color: #b0e0e6;
    font-size: 25px;
    border-radius: 10px;
    padding-left: 15px;
    padding-right: 15px;
    font-weight: bold;
    margin-left: 42%;
    margin-right: 42%;
    margin-bottom:1%;
}

.display {
    font-size: 40px;
    font-family: "Roboto", Sans-Serif;
    background-color: #f0f0f0;
    margin: 20px;
    margin-left: 35%;
    margin-right: 35%;
    border-radius: 5px;
    margin-bottom: 3%;
}