* {
    margin: 0;
    padding: 0;
}

body {
    font-size: 22px;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    line-height: 1.6;
}

.container {
    display: flex;
}

.sidebar {
    flex: 1;
    padding: 50px;
    margin-right: 20px;
}

.content {
    flex: 4;
    padding: 50px;
}

h1, h2 {
    margin-bottom: 20px;
}

ul {
    margin-left: 20px;
}

ul li {
    margin-bottom: 10px;
}

p {
    margin-bottom: 20px;
}

a {
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

.title {
    font-size: 2rem;
}

.title em {
   color: darkgreen;
}

.bold-title {
    font-weight: 600;
}

@media (max-width: 700px){
    .container {
        flex-direction: column;
    }
    body {
        font-size: 1.5rem;
    }
    .sidebar {
        display: flex;
        justify-content: center;
        align-items: center;
        text-align: center;
        background-color: rgb(41, 41, 41);
        margin: 0;
    }
    .sidebar ul {
        list-style-type: none;
    }
    .sidebar a {
        color: azure;
    }
    .bold-title {
        color: #fff;
        font-weight: 500;
    }
    .title u {
        color: #fff;
    }
    .title em {
        color: forestgreen;
    }
}