body {
    margin: 0;
    font-family: 'Roboto', sans-serif;
    background-color: #1e1e1e;
    color: #c0c0c0;
    line-height: 1.6;
}
header {
    background-color: #282828;
    padding: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    max-width: 100%;        
}   
header h1 {
    color: #ffffff;
    margin: 0;
    font-size: 2.5em;
}
.logo {
    max-width: 80%;
    padding: 20px;
}
main {
    max-width: 800px;
    margin: 20px auto;
    padding: 0 20px;
}
h2 {
    color: #ffffff;
    border-bottom: 1px solid #444;
    padding-bottom: 5px;
    margin-top: 40px;
}
p {
    margin-bottom: 15px;
}
pre {
    background-color: #2e2e2e;
    padding: 15px;
    overflow-x: auto;
    font-family: 'Source Code Pro', monospace;
    color: #dcdcdc;
    border-radius: 5px;
}
code {
    color: #acacac;
    font-family: 'Source Code Pro', monospace;
    background-color: #2e2e2e;
    padding: 2px 4px;
    border-radius: 3px;
}
a {
    color: #569cd6;
    text-decoration: none;
}
a:hover {
    text-decoration: underline;
}
.images {
    text-align: center;
    margin: 30px 0;
}
.images img {
    max-width: 100%;
    border: 1px solid #444;
    border-radius: 5px;
    margin: 10px 0;
}
footer {
    background-color: #282828;
    padding: 10px;
    text-align: center;
    color: #808080;
    margin-top: 40px;
}
.contact {
    margin-top: 40px;
    text-align: center;
}
.notes {
    background-color: #2e2e2e;
    padding: 20px;
    margin: 20px 0;
    border-radius: 5px;
}
ul {
    list-style: none;
    padding-left: 0;
}
li::before {
    content: "• ";
    color: #569cd6;
}
.task-list-item {
    margin-bottom: 5px;
}
.task-list-item input {
    margin-right: 10px;
    vertical-align: middle;
}