class CssStyleDecorator(CssStyle):
    def __init__(self, style):
        self.style = style

    def render(self):
        return self.style.render()

class ColoredDivStyle(CssStyleDecorator):
    def render(self):
        return "div.styled-div { margin: 10px; border: 1px solid #000; }\n"

class ColoredLabelStyle(CssStyleDecorator):
    def render(self):
        return "label.styled-label { font-size: 14px; color: #FF5733; }\n"

class ColoredInputStyle(CssStyleDecorator):
    def render(self):
        return "input.styled-input[type='text'] { padding: 5px; border: 2px solid #4CAF50; }\n"

class ColoredSelectStyle(CssStyleDecorator):
    def render(self):
        return "select.styled-select { width: 100px; border: 1px solid #333; }\n"

class ColoredSubmitStyle(CssStyleDecorator):
    def render(self):
        return "input.styled-submit[type='submit'] { background-color: #4CAF50; color: white; padding: 10px; }\n"