# UI
ui <- fluidPage(
  
  # Application title
  titlePanel("International football results 1872-2018"),
  
  # Sidebar with a slider input for number of bins 
  sidebarLayout(
    sidebarPanel(
      selectInput("first_team",
                  "First team:",
                  home_teams),
      selectInput("second_team",
                  "Second team:",
                  away_teams)
    ),
    
    # Show a plot of the generated distribution
    mainPanel(
      plotOutput("balance"),
      DT::dataTableOutput("results_pagination")
    )
  )
)