body {
    font-family: Arial, Helvetica, sans-serif;
    background-color: #f4f4f4;
    color: #333;
    margin: 0;
    padding: 20px;
    line-height: 1.6;
}

main {
    max-width: 700px;
    margin: 0 auto;
}

h1 {
    text-align: center;
    color: #2ecc71;
    font-size: 2.5em;
    margin-bottom: 30px;
}

h2 {
    color: #34495e;
    border-bottom: 1px solid #ccc;
    padding-bottom: 10px;
    margin-top: 0;
}

.card {
    background: white;
    padding: 20px 30px;
    margin-bottom: 25px;
    border-radius: 0 10px 10px 0;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
    border-left-width: 10px;
    border-left-style: solid;
}

.blue-card {
    background-color: #e8f8f5;
    border-left-color: #1abc9c;
}

.yellow-card {
    background-color: #fef9e7;
    border-left-color: #f1c40f;
}

.pink-card {
    background-color: #fce4ec;
    border-left-color: #d81b60;
}

ol li {
    margin-bottom: 5px;
}

ul {
    list-style-type: none;
    padding-left: 0;
}

ul li {
    margin-bottom: 8px;
    position: relative;
    padding-left: 30px;
}

ul li::before {
    content: "🌟"; 
    position: absolute;
    left: 0;
    top: 0;
}

dl dt {
    font-weight: bold;
    color: #c0392b;
    margin-top: 15px;
}

dl dd {
    margin-left: 20px;
    margin-bottom: 10px;
    color: #555;
}