body {
font-family: Arial, sans-serif;
background: linear-gradient(135deg,#4facfe,#00f2fe);
margin:0;
padding:0;
}

.container {
max-width: 700px;
margin: 40px auto;
background: white;
padding: 30px;
border-radius: 15px;
box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

h1{
text-align:center;
margin-bottom:30px;
}

.question-box{
margin-bottom:25px;
padding:20px;
border-radius:10px;
background:#f7f9fc;
}

.option{
display:block;
background:white;
padding:12px;
margin:8px 0;
border-radius:8px;
cursor:pointer;
border:2px solid #eee;
transition:0.3s;
}

.option:hover{
border-color:#4facfe;
background:#f0f8ff;
}

.option input{
margin-right:10px;
}

.submit-btn{
width:100%;
padding:15px;
background:#4facfe;
color:white;
border:none;
border-radius:10px;
font-size:18px;
cursor:pointer;
}

.submit-btn:hover{
background:#2f80ed;
}