src/service/viewport-impl.js
/**
   * Sets the body padding bottom to the specified value.
   * @param {number} paddingBottom
   */
Sets the body padding bottom to the specified value.
@param {number} paddingBottom
Sets the body padding bottom to the specified value . @param { number } paddingBottom
updatePaddingBottom(paddingBottom) {
    this.ampdoc.whenBodyAvailable().then(body => {
      setStyle(body, 'borderBottom', `${paddingBottom}px solid transparent`);
    });
  }
updatePaddingBottom ( paddingBottom ) { this . ampdoc . whenBodyAvailable ( ) . then ( body => { setStyle ( body , 'borderBottom' , ` ${ paddingBottom } ` ) ; } ) ; }
Sets the body padding bottom to the specified value.
Sets the body padding bottom to the specified value .