Remove navigation bar and status bar snippet from RealPython web page for better readability

clearRealPython.js

// remove top navigation bar
document.querySelectorAll(".navbar").forEach(el => el.remove())
// remove status bar (bottom bar)
document.querySelectorAll(".drip-tab-container").forEach(el => el.remove())
// remove sign-in red bell
document.querySelectorAll(".onesignal-bell-container").forEach(el => el.remove())
// remove column on the right (ads)
document.querySelectorAll(".col-md-7, .col-lg-4").forEach(el => el.remove())
// remove chat button on the right-bottom corner
//document.getElementById("beacon-container-body").remove()
document.querySelectorAll(".BeaconFabButtonFrame").forEach(el => el.remove())