body {font-family: 'Segoe UI', sans-serif; background: #f4f7fa; margin:0;}
.container {max-width: 700px; margin: 40px auto; padding: 30px; background:white; border-radius:10px; box-shadow:0 4px 20px rgba(0,0,0,0.1);}
h1 {text-align:center; color:#2c3e50;}
.pregunta {margin:25px 0;}
label {display:block; margin-bottom:8px; font-weight:bold; color:#34495e;}
input {width:100%; padding:12px; border:1px solid #ddd; border-radius:6px; font-size:16px;}
button {background:#3498db; color:white; padding:14px 30px; border:none; border-radius:6px; font-size:18px; cursor:pointer; width:100%; margin-top:20px;}
button:hover {background:#2980b9;}
.descripcion {
    font-size: 14.5px;
    color: #e74c3c;
    font-style: italic;
    margin: 8px 0 12px 0;
    line-height: 1.4;
}
.intro {
    text-align: center;
    font-size: 18px;
    color: #2c3e50;
    margin-bottom: 30px;
}