body{

font-family:system-ui;
background:linear-gradient(180deg,#f1f4ff,#f8f9fa);
display:flex;
justify-content:center;
align-items:center;
min-height:100vh;
margin:0;

}

.quiz-container{

background:#fff;
padding:18px;
border-radius:18px;
width:90%;
max-width:550px;
box-shadow:0 0 10px rgba(0,0,0,0.08);

}

.quiz-title{

font-size:1.5rem;
text-align:center;
color:#8e08a6;
font-weight:600;
margin-bottom:15px;

}

.progress-bar{

height:10px;
background:#eee;
border-radius:10px;
overflow:hidden;
margin:8px 0 20px;

}

#progressFill{

height:100%;
width:0%;
background:#8e08a6;
transition:.3s;

}

#questionBox{

font-size:0.7rem;
font-weight:500;
margin-bottom:15px;

}

#optionsBox{

display:flex;
flex-direction:column;
gap:8px;

}

.option{

padding:10px;
border:1px solid #e5e7eb;
border-radius:10px;
cursor:pointer;
background:#f8f9fa;

}

.option.selected{

background:#8e08a6;
color:#fff;

}

.nav-buttons{

display:flex;
justify-content:space-between;
margin-top:20px;

}

button{

padding:8px 14px;
border:none;
border-radius:8px;
background:#8e08a6;
color:white;
cursor:pointer;

}

.result-screen{

text-align:center;
font-size:1.2rem;
padding:30px;

}