*{
    margin: 0;
    padding: 0;
    font-family: "poppins", sans-serif;
    box-sizing: border-box;
     background-image: url("./5155405");
   
}
body{
    background-color:blue;
    background-position-x: 10%;
    background-repeat: no-repeat;
    background-size: 1800px 1000px;
}
video{
    border-radius: 20px;
}
.app{
    background-color: #fff;
    aligns-items:center;
    margin:  auto 0;
    padding: 30px;
    width: 90%;
    max-width: 600px;
    border-radius: 40px;
}
.app h1{
    font-family: 'Gill Sans', 'Gill Sans MT', Calibri, 'Trebuchet MS', sans-serif;
    font-size: 25px;
    color: #001e4d;
    font-weight: 600;
    border-bottom: 2px solid #333;
    padding-bottom: 30px;
}
.quiz{
 padding: 30px 0;
}
.quiz h2{
    font-size: 18px;
    font-family: 'Gill Sans', 'Gill Sans MT', Calibri, 'Trebuchet MS', sans-serif;
    font-weight: 600;
    color: #001e4d;
}
.btn{
    font-family: 'Gill Sans', 'Gill Sans MT', Calibri, 'Trebuchet MS', sans-serif;
    background-color: #fff;
    font-weight: 500;
    width: 100%;
    font-style:oblique ;
    padding: 10px ;
    color: #222;
    margin: 10px 0;
    border: 2px solid #333;
    text-align: left;
    border-radius:10px;
    cursor: pointer;
    transition: 0.3s all;

}
.btn:hover: :not([:disabled]){
    color: #fff;
    background-color: #222;
}
.btn:disabled{
    cursor: no-drop;
}
#next-btn{
    color: #fff;
    background-color: #001e4d;
    font-weight: 500;
    width: 150px;
    border: 0;
    border-radius: 10px;
    padding: 10px;
    margin: 20px auto 0;
    cursor: pointer;
    display: block;
}
.correct{
    background: #9aeabc;
}
.incorrect{
    background: #ff9393;
}