Describir: Changing ideals in modern architecture :

 _____       ___      _____    _    _    __   __   _    _     _  _      ___    
|  __ \\    / _ \\   / ____|| | || | ||  \ \\/ // | || | ||  | \| ||   / _ \\  
| |  \ ||  / //\ \\ / //---`' | || | ||   \   //  | || | ||  |  ' ||  | / \ || 
| |__/ || |  ___  ||\ \\___   | \\_/ ||   / . \\  | \\_/ ||  | .  ||  | \_/ || 
|_____//  |_||  |_|| \_____||  \____//   /_//\_\\  \____//   |_|\_||   \___//  
 -----`   `-`   `-`   `----`    `---`    `-`  --`   `---`    `-` -`    `---`