body {
    height: 100vh;
    background-color: black;
    color: white;
    display: flex;
    justify-content: center;
    align-items: center;
    font-family: 'Poppins', sans-serif;
}

/*===================== Title ==================== */

#timer-container {
    min-height: 400px;
    min-width: 400px;
    border: 1px solid white;
    background-color: grey;
    opacity: 0.5;
    padding: 0px 15px;
    border-radius: 10px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

#title {
    font-size: 40px;
}

hr {
    width: 80%;
}

/*===================== Updating container ==================== */
#updation-container {
    margin-top: 15px;
}

#input-box {
    outline: none;
    border: none;
    padding-left: 5px;
    border-radius: 5px;
}

/*===================== Main timer area ==================== */


#timer {
    width: 80%;
    height: 100px;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 50px;
    margin-top: 15px;
}

.button-container {
    min-height: 150px;
    min-width: 80%;
    display: flex;
    justify-content: space-around;
    align-items: center;
}

.btn {
    height: 30px;
    width: 80px;
    border-radius: 5px;
    border: none;
    font-size: 15px;
}

.btn:hover {
    background-color: #1a1a1a;
    border: 1px solid black;
    color: white;
}