*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
}

body{
    width: 100%;
    background-color: #32012F ;
}

.app{
    background-color: white;
    width: 90%;
    max-width: 600px;
    margin: 100px auto 0;
    border-radius: 10px;
    padding: 30px;
}

.app h1{
    color: #32012F;
    font-size: 25px;
    border-bottom: 1.35px solid #524C42;
    padding-bottom: 20px;
    margin-bottom: 10px;
}

.quize h2{
    font-size: 18px;
    color: #32012F;
    font-weight: 600;
    margin-bottom: 5px;
}

.btn{
    width: 100%;
    background-color: #fff;
    color: #222;
    font-weight: 500;
    font-size: 14.5px;
    letter-spacing: 0.4px;
    border: 1px solid #222;
    padding: 10px;
    margin: 8px 0;
    text-align: left;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.15s ;
}

.btn:hover([disabled]){
    background-color: #222;
    color: white;

}

.btn:disabled{
    cursor:no-drop;
}

.btn:focus{
    background-color: #222;
    color: white;
}

.btn:active([disabled]){
    opacity: 50%;
}

#next-btn{
    background-color: #001e4d;
    color: #fff;
    font-weight: 600;
    font-size: 16px;
    letter-spacing: 0.5px;
    border-radius: 4px;
    padding: 10px 50px;
    margin: 10px auto 0;
    cursor: pointer;
    display: block;
    border: none;
    transition: all .15s ;
    display: none;
} 

#next-btn:hover{
    background-color: #163c7afa;
}

#next-btn:active{
    opacity: 50%;
}

.correct{
    background-color: #9aeabc;
}

.incorrect{
    background-color: #ff9393;
}