* {
    box-sizing: border-box;
}

html, body {
    overflow-x: hidden;
}

.rules-container {
    width: 85%;
    max-width: 100%;
    margin: 40px auto;
    background: #ffffff;
    border-radius: 12px;
    padding: 25px 35px;
    box-shadow: 0 0 15px rgba(0,0,0,0.15);
    border: 4px solid gray;
}

.rules-heading {
    text-align: center;
    font-size: 34px;
    font-weight: 800;
    color: #c0392b;
    margin-bottom: 25px;
}

.rules-list {
    font-size: 19px;
    line-height: 1.5;
    color: #333;
    padding-left: 0;
}

.rules-list li {
    margin-bottom: 12px;
    padding-left: 5px;
}