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58 bytes of CSS to look great nearly everywhere

When making this website, i wanted a simple, reasonable way to make it look good on most displays. Not counting any minimization techniques, the following 58 bytes worked well for me:

main {
  max-width: 38rem;
  padding: 2rem;
  margin: auto;
}

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//
//  
//	NTSolar.swift
//
//  Created by Neil Tiffin on 5/8/19.
//  Copyright © 2019 Performance Champions, Inc.
//  Copyright © 2019 Neil Tiffin.
//
//  Released to the public domain by Neil Tiffin, May 2019
//  Released to the public domain by Performance Champions, Inc., May 2019

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*** Cluster Setup for Google Container Engine ***

0/  Install and configure local gcloud and kubectl: https://cloud.google.com/sdk/docs/
    > gcloud components install kubectl

1/  Configure Google Cloud account:
    > gcloud config set account YOUR_EMAIL_ADDRESS
    > gcloud config set project YOUR_PROJECT_ID
    > gcloud config set compute/zone us-west1-a
    > gcloud config set container/cluster example

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// Taken from the commercial iOS PDF framework http://pspdfkit.com.
// Copyright (c) 2014 Peter Steinberger, PSPDFKit GmbH. All rights reserved.
// Licensed under MIT (http://opensource.org/licenses/MIT)
//
// You should only use this in debug builds. It doesn't use private API, but I wouldn't ship it.

// PLEASE DUPE rdar://27192338 (https://openradar.appspot.com/27192338) if you would like to see this in UIKit.

#import <objc/runtime.h>
#import <objc/message.h>

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#import <Foundation/Foundation.h>
#include <dlfcn.h>

NSDictionary *FCPrivateBatteryStatus()
{
    static mach_port_t *s_kIOMasterPortDefault;
    static kern_return_t (*s_IORegistryEntryCreateCFProperties)(mach_port_t entry, CFMutableDictionaryRef *properties, CFAllocatorRef allocator, UInt32 options);
    static mach_port_t (*s_IOServiceGetMatchingService)(mach_port_t masterPort, CFDictionaryRef matching CF_RELEASES_ARGUMENT);
    static CFMutableDictionaryRef (*s_IOServiceMatching)(const char *name);

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Direct links to free Springer maths books (pdf versions)

duplicates = multiple editions

A Classical Introduction to Modern Number Theory,Kenneth IrelandMichael Rosen

A Classical Introduction to Modern Number Theory,Kenneth IrelandMichael Rosen

A Course in Arithmetic,Jean-Pierre Serre

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webserver: webserver.c libuv/uv.a http-parser/http_parser.o
	gcc -I libuv/include \
    -lrt -lm -lpthread -o \
    webserver webserver.c \
    libuv/uv.a http-parser/http_parser.o

libuv/uv.a:
	$(MAKE) -C libuv

http-parser/http_parser.o:

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# xcode-build-bump.sh
# @desc Auto-increment the build number every time the project is run. 
# @usage
# 1. Select: your Target in Xcode
# 2. Select: Build Phases Tab
# 3. Select: Add Build Phase -> Add Run Script
# 4. Paste code below in to new "Run Script" section
# 5. Drag the "Run Script" below "Link Binaries With Libraries"
# 6. Insure that your starting build number is set to a whole integer and not a float (e.g. 1, not 1.0)

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- (UIImage *)compressImage:(UIImage *)image{
    float actualHeight = image.size.height;
    float actualWidth = image.size.width;
    float maxHeight = 600.0;
    float maxWidth = 800.0;
    float imgRatio = actualWidth/actualHeight;
    float maxRatio = maxWidth/maxHeight;
    float compressionQuality = 0.5;//50 percent compression
    
    if (actualHeight > maxHeight || actualWidth > maxWidth) {

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/*
 * Copyright (C) 2014 Chris Banes
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software