MediaWiki:Common.css

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this is my full common.css:
/* General page background */
body {
    background-color: #e6f7ff; /* Very light blue background */
}

/* Header background */
#content h1, #content h2 {
    background-color: #4682b4; /* Steel blue for headers */
    color: white;
    padding: 10px;
    border-radius: 5px;
}

/* Link colors */
a {
    color: #1e90ff; /* Dodger blue for links */
}

a:visited {
    color: #104e8b; /* Darker blue for visited links */
}

/* Box styling for the images */
div[style*="display: inline-block; margin: 10px;"] {
    background-color: #87cefa; /* Light sky blue for boxes */
    border: 2px solid #4682b4; /* Steel blue border */
    border-radius: 10px;
    padding: 10px;
}

/* Text styling within boxes */
div[style*="display: inline-block; margin: 10px;"] p {
    color: #000080; /* Navy for text */
    font-weight: bold;
}

/* Add any additional existing styles below */
/* Sidebar Styles */
#mw-panel {
    background-color: #001f3f; /* Change to your preferred background color */
    color: #fff; /* Text color */
    padding: 10px;
    font-family: Arial, sans-serif;
}

#p-logo {
    background-color: #001f3f; /* Background color for the logo */
    padding: 10px;
    text-align: center;
}

#p-logo a {
    color: #fff;
    text-decoration: none;
}

#p-navigation .body ul {
    list-style-type: none;
    padding: 0;
}

#p-navigation .body ul li {
    margin: 5px 0;
}

#p-navigation .body ul li a {
    color: #fff;
    text-decoration: none;
    padding: 5px 10px;
    display: block;
}

#p-navigation .body ul li a:hover {
    background-color: #0074D9; /* Hover background color */
}