.hidden{
    visibility: hidden;
    display: none;
}

.question-block{
    text-align: center;
}
.question{
    height: 35vh;
    padding-bottom: 3rem;
}
.question .text{
    word-spacing: 0.3rem;
    letter-spacing: 0.15rem;
    line-height: 2rem;
    max-width: 50%;
    margin: auto;
    max-height: 10rem;
    overflow-y: auto;
    padding : 1em 0 1em 0;
}
.assets{
    height: 10vh;
    padding-bottom: 2rem;
}
.response{
    min-height: 3.5rem;
    padding-bottom: 0.5rem;
}

.answer{
    max-width: 50%;
    margin: auto;
}
.trail h1{
    padding-bottom: 5rem;
}

@media screen and (max-width: 900px) {
    .question .text{
        max-width: 90%;
        margin: auto;
        max-height: 10rem;
        overflow-y: auto;
        padding : 1em 0 1em 0;
    }
    .assets{
        height: 10vh;
        padding-bottom: 2rem;
    }
    .answer{
        max-width: 90%;
        margin: auto;
    }
}