1. A method performed by a web server having a processor and a memory operatively coupled to the processor, the memory containing content retrievable by client devices, the method comprising: with the processor of the web server, receiving, at the web server, a web page request for content from a client device via a computer network, the web page request including a user agent string and a universal resource locator (“URL”) identifying the web server; and in response to receiving the web page request for the content, at the web server, identifying one channel from multiple channels based on at least one component of the user agent string, each of the multiple channels being associated with one or more page layouts configured to present the requested content, at least one of the page layouts being configured to present at least one section of the requested content wrapped in a panel; dynamically rendering a web page containing the requested content by assembling the requested content from the memory in the one or more page layouts associated with the identified channel; and transmitting, from the web server, the rendered web page in the one or more page layouts associated with the identified channel to the client device via the computer network without redirection of the web page request to other URL addresses.