/* RESET */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

/* BODY */
body {
    font-family: Arial, sans-serif;
    background-color: #eef3ff;
    width: 100%;
    overflow-x: hidden; /* 🔑 removes right-side space */
}

/* HEADER */
header {
    background-color: #cddcff;
    padding: 30px 15px;
    text-align: center;
}

/* MAIN CONTENT WRAPPER */
section {
    max-width: 1100px;          /* 🔑 controls page width */
    margin: 20px auto;          /* 🔑 centers content */
    padding: 25px;
    background-color: #ffffff;
    border-radius: 8px;
}

/* HEADINGS */
h1, h2 {
    color: #333;
}

/* LINKS */
a {
    color: #1a73e8;
    text-decoration: none;
    font-weight: bold;
}

/* TABLEAU IFRAME */
iframe {
    width: 100%;
    height: 650px;
    border: none;
}

/* FOOTER */
footer {
    text-align: center;
    padding: 20px 15px;
    background-color: #cddcff;
}