how to get rig of border from details in app.js code example

Example: remove white border around components angular

// if a white border appears in all the components that you add to the page 
//make sure you have this code in src/styles.scss
//(this file the global file of styles for the entire project)

body {
    border: none !important;
    margin: 0px !important;
    padding: 0 !important;
}