body {
    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
    text-align: center;
    box-sizing: border-box;
    background-color: #ffffff;
    margin-top: 5%;
}

#start-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.869);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
}

#start-text {
    font-size: 30px;
    position: relative;
    margin-bottom: 20px;
    position: absolute;
    bottom: 55%;
}

#start-button {
    position: absolute;
    bottom: 40%;
    left: 49%;
    transform: translateX(-50%);

    font-size: 20px;
    padding: 10px 20px;
    margin-top: 30px;
    background: white;
    border: none;
    color: black;
    border-radius: 5px;
    cursor: pointer;
}

#timer {
    margin-top: 22%;
}

h1 {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: #f4f4f4;
    padding: 10px;
    text-align: center;
    font-size: 25px;

}

#question {
    font-size: 23px;
    margin-top: 5%;
    background-color: #ffebcd;
    padding: 5%;
    border-radius: 10px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

button {
    font-size: 20px;
    padding: 6.5px 6.5px;
    margin: 10px;
    background-color: #c5e2f1;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    color: #332f2f;
}

button:hover {
    background-color: #64ba95;
}

#score-container {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background-color: #ffebcd;
    padding: 5px;
    text-align: center;
    font-size: large;
}

#end-container {
    background-color: rgb(53, 51, 51);
    position: fixed;
    width: 80vw;
    height: 70vh;
    top: 0px;
    left: 0px;
    right: 0px;
    bottom: 0px;
    margin: auto;
    text-align: center;
    border-radius: 10px;
}

#end-container-text {
    color: rgb(234, 86, 86);
    line-height: 50vh;
    margin: auto;
    display: inline-block;
    font-size: 50px;
}

#end-container-score {
    color: #ffffff;
    font-size: 25px;
}

#end-container-length_questions {
    margin-top: 1vh;
    color: #ffffff;
    font-size: 22px;
}