body {
    margin: 0;
    font-family: "Comic Sans MS", cursive, sans-serif;
    background-color: #c0c0c0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: start;    
    cursor: url("image/mouse.png"), auto;

}

.menu-bar {
    background-color: #000080;
    color: white;
    width: 100%;
    padding: 10px 0;
    text-align: center;
    border-bottom: 2px solid black;
    font-weight: bold;
}

.main-container {
    margin-top: 20px;
    display: flex;
    flex-direction: row;
    justify-content: start;
    width: 90%;
    gap: 20px;
}

.side-container {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.window-section {
    background-color: #d3d3d3;
    width: 200px;
    height: auto;
    border: 2px solid black;
    position: relative;
    box-sizing: border-box;
}

.window-title-bar {
    background-color: #000080;
    color: white;
    padding: 5px;
    text-align: left;
    font-size: 14px;
    font-weight: bold;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    border-bottom: 2px solid black;
    z-index: 10;
    box-sizing: border-box;
}

.menu-section {
    padding: 10px;
    background-color: #d3d3d3;
    border: none;
    margin-top: 30px;
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.menu-section a {
    color: black;
    text-decoration: none;
    font-weight: bold;
}

.menu-section a:hover {
    text-decoration: underline;
}

.menu-section img {
    margin-right: 10px;
}

.main-content {
    background-color: #ffffff;
    border: 2px solid black;
    box-shadow: 5px 5px 15px rgba(0, 0, 0, 0.3);
    box-sizing: border-box;
    flex: 1;
    overflow-y: auto;
    height: calc(100vh - 125px);
    position: sticky;
    align-self: flex-start;
    top: 20px;
}

.content-area {

    display: flex;
    flex-direction: column;
    align-items: center;
}


.content-area h1 {
    margin-top: 0;
    color: #000080;
    padding: 5px;
}

.content-area p {
    padding: 5px;

}

.png-window {
    background-color: #d3d3d3;
    width: 200px;
    height: auto;
    border: 2px solid black;
    position: relative;
    box-sizing: border-box;
}

.png-title-bar {
    background-color: #000080;
    color: white;
    padding: 5px;
    text-align: left;
    font-size: 14px;
    font-weight: bold;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    border-bottom: 2px solid black;
    z-index: 10;
    box-sizing: border-box;
}

.png-section {
    padding: 30px 10px 10px;
    margin-top: 30px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.png-section img {
    width: 88px;
    height: 33px;
}

.content-piece {
    display: none;
    width: 0;
    height: 0;
}

.mobile-message {
    display: none;
    background-color: #000080;
    color: white;
    font-size: 16px;
    text-align: center;
    padding: 40px 20px;
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 90%;
    box-sizing: border-box;
    border: 2px solid white;
    z-index: 1000;
}

@media (max-width: 768px) {
    .mobile-message {
        display: block;
    }

    .main-container, .menu-bar {
        display: none;
    }
}

/* ::-webkit-scrollbar {
    width: 12px;
}

::-webkit-scrollbar-track {
    background: #f0f0f0;
    border: 1px solid black;
}

::-webkit-scrollbar-thumb {
    background: #000080;
    border: 1px solid black;
} */