/* 1. Element Name Selector: Targets the entire body of the page */
body {
    font-family: Arial, sans-serif;
    background-color: #f8f9fa;
    margin: 40px;
    line-height: 1.6;
}

/* 2. ID Selector: Targets specifically the element with id="main-title" */
#main-title {
    color: #2c3e50;
    text-align: center;
    border-bottom: 2px solid #3498db;
    padding-bottom: 10px;
}

/* 3. Class Name Selector: Targets all elements with class="list-step" */
.list-step {
    color: #34495e;
    font-weight: bold;
    margin-bottom: 8px;
}