body {
    background-color: #121212;
    color: #f5f5f5;
}
.navbar, .footer {
    background-color: #1c1c1c;
}
.footer{
    padding-top: 50px;
    padding-bottom: 50px;
}
.footer a {
    color: #f5f5f5;
    text-decoration: none;
}
.footer a:hover {
    text-decoration: underline;
}
main{
    min-height: 700px;
}
.flex-container {
    display: flex;
    height: 90vh;
    padding: 20px;
}
.flex-column {
    flex: 1;
    margin: 0 10px;
}
.textarea-container {
    height: 100%;
}
textarea {
    height: 100%;
    resize: none;
}