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Smooth Scrolling + Fixed Navigation Bar #131

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Smooth Scrolling + Fixed Navigation Bar #131

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:green_heart: Improved Code
hardikchopra242 Dec 27, 2020
2ae3950
:heavy_plus_sign: Smooth Scrolling
hardikchopra242 Dec 27, 2020
8014416
:heavy_plus_sign: Fixed Navbar
hardikchopra242 Dec 27, 2020
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110 changes: 84 additions & 26 deletions README.md
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Expand Up @@ -45,9 +45,12 @@ A collection of tips to help take your CSS skills pro.
1. [Set `font-size` on Form Elements for a Better Mobile Experience](#set-font-size-on-form-elements-for-a-better-mobile-experience)
1. [Use Pointer Events to Control Mouse Events](#use-pointer-events-to-control-mouse-events)
1. [Set `display: none` on Line Breaks Used as Spacing](#set-display-none-on-line-breaks-used-as-spacing)
1. [Smooth Scrolling](#smooth-scrolling)
1. [Fixed Navbar](#fixed-navbar)

---

### Use a CSS Reset
### 1. Use a CSS Reset

CSS resets help enforce style consistency across different browsers with a clean slate for styling elements. You can use a CSS reset library like [Normalize](http://necolas.github.io/normalize.css/), _et al._, or you can use a more simplified reset approach:

Expand All @@ -69,8 +72,9 @@ Now elements will be stripped of margins and padding, and `box-sizing` lets you

<sup>[back to table of contents](#table-of-contents)</sup>

---

### Inherit `box-sizing`
### 2. Inherit `box-sizing`

Let `box-sizing` be inherited from `html`:

Expand All @@ -92,8 +96,9 @@ This makes it easier to change `box-sizing` in plugins or other components that

<sup>[back to table of contents](#table-of-contents)</sup>

---

### Use `unset` Instead of Resetting All Properties
### 3. Use `unset` Instead of Resetting All Properties

When resetting an element's properties, it's not necessary to reset each individual property:

Expand All @@ -120,8 +125,9 @@ button {

<sup>[back to table of contents](#table-of-contents)</sup>

---

### Use `:not()` to Apply/Unapply Borders on Navigation
### 4. Use `:not()` to Apply/Unapply Borders on Navigation

Instead of putting on the border...

Expand Down Expand Up @@ -155,8 +161,9 @@ Here, the CSS selector is read as a human would describe it.

<sup>[back to table of contents](#table-of-contents)</sup>

---

### Check If Font Is Installed Locally
### 5. Check If Font Is Installed Locally

You can check if a font is installed locally before fetching it remotely, which is a good performance tip, too.

Expand All @@ -181,8 +188,9 @@ H/T to Adam Argyle for sharing this protip and [demo](https://codepen.io/argylei

<sup>[back to table of contents](#table-of-contents)</sup>

---

### Add `line-height` to `body`
### 6. Add `line-height` to `body`

You don't need to add `line-height` to each `<p>`, `<h*>`, _et al_. separately. Instead, add it to `body`:

Expand All @@ -198,8 +206,9 @@ This way textual elements can inherit from `body` easily.

<sup>[back to table of contents](#table-of-contents)</sup>

---

### Set `:focus` for Form Elements
### 7. Set `:focus` for Form Elements

Sighted keyboard users rely on focus to determine where keyboard events go in the page. Make focus for form elements stand out and consistent then a browser's default implementation:

Expand All @@ -219,8 +228,9 @@ textarea:focus {

<sup>[back to table of contents](#table-of-contents)</sup>

---

### Vertically-Center Anything
### 8. Vertically-Center Anything

No, it's not black magic, you really can center elements vertically. You can do this with flexbox...

Expand Down Expand Up @@ -260,8 +270,9 @@ Want to center something else? Vertically, horizontally...anything, anytime, any

<sup>[back to table of contents](#table-of-contents)</sup>

---

### Comma-Separated Lists
### 9. Comma-Separated Lists

Make list items look like a real, comma-separated list:

Expand All @@ -277,8 +288,9 @@ Use the `:not()` pseudo-class and no comma will be added to the last item.

<sup>[back to table of contents](#table-of-contents)</sup>

---

### Select Items Using Negative `nth-child`
### 10. Select Items Using Negative `nth-child`

Use negative `nth-child` in CSS to select items 1 through n.

Expand Down Expand Up @@ -306,8 +318,9 @@ li:not(:nth-child(-n+3)) {

<sup>[back to table of contents](#table-of-contents)</sup>

---

### Use SVG for Icons
### 11. Use SVG for Icons

There's no reason not to use SVG for icons:

Expand All @@ -329,8 +342,9 @@ SVG scales well for all resolution types and is supported in all browsers [back

<sup>[back to table of contents](#table-of-contents)</sup>

---

### Use the "Lobotomized Owl" Selector
### 12. Use the "Lobotomized Owl" Selector

It may have a strange name but using the universal selector (`*`) with the adjacent sibling selector (`+`) can provide a powerful CSS capability:

Expand All @@ -348,8 +362,9 @@ For more on the "lobotomized owl" selector, read [Heydon Pickering's post](http:

<sup>[back to table of contents](#table-of-contents)</sup>

---

### Use `max-height` for Pure CSS Sliders
### 13. Use `max-height` for Pure CSS Sliders

Implement CSS-only sliders using `max-height` with overflow hidden:

Expand All @@ -370,8 +385,9 @@ The element expands to the `max-height` value on hover and the slider displays a

<sup>[back to table of contents](#table-of-contents)</sup>

---

### Equal-Width Table Cells
### 14. Equal-Width Table Cells

Tables can be a pain to work with. Try using `table-layout: fixed` to keep cells at equal width:

Expand All @@ -387,8 +403,9 @@ Pain-free table layouts.

<sup>[back to table of contents](#table-of-contents)</sup>

---

### Get Rid of Margin Hacks With Flexbox
### 15. Get Rid of Margin Hacks With Flexbox

When working with column gutters you can get rid of `nth-`, `first-`, and `last-child` hacks by using flexbox's `space-between` property:

Expand All @@ -407,8 +424,9 @@ Now column gutters always appear evenly-spaced.

<sup>[back to table of contents](#table-of-contents)</sup>

---

### Use Attribute Selectors with Empty Links
### 16. Use Attribute Selectors with Empty Links

Display links when the `<a>` element has no text value but the `href` attribute has a link:

Expand All @@ -424,8 +442,9 @@ That's pretty convenient.

<sup>[back to table of contents](#table-of-contents)</sup>

---

### Style "Default" Links
### 17. Style "Default" Links

Add a style for "default" links:

Expand All @@ -440,8 +459,9 @@ Now links that are inserted via a CMS, which don't usually have a `class` attrib

<sup>[back to table of contents](#table-of-contents)</sup>

---

### Consistent Vertical Rhythm
### 18. Consistent Vertical Rhythm

Use a universal selector (`*`) within an element to create a consistent vertical rhythm:

Expand All @@ -455,8 +475,9 @@ Consistent vertical rhythm provides a visual aesthetic that makes content far mo

<sup>[back to table of contents](#table-of-contents)</sup>

---

### Intrinsic Ratio Boxes
### 19. Intrinsic Ratio Boxes

To create a box with an intrinsic ratio, all you need to do is apply top or bottom padding to a div:

Expand All @@ -483,8 +504,9 @@ Using 20% for padding makes the height of the box equal to 20% of its width. No

<sup>[back to table of contents](#table-of-contents)</sup>

---

### Style Broken Images
### 20. Style Broken Images

Make broken images more aesthetically-pleasing with a little bit of CSS:

Expand Down Expand Up @@ -521,8 +543,9 @@ Learn more about styling for this pattern in [Ire Aderinokun](https://github.com

<sup>[back to table of contents](#table-of-contents)</sup>

---

### Use `rem` for Global Sizing; Use `em` for Local Sizing
### 21. Use `rem` for Global Sizing; Use `em` for Local Sizing

After setting the base font size at the root (`html { font-size: 100%; }`), set the font size for textual elements to `em`:

Expand Down Expand Up @@ -552,8 +575,9 @@ Now each module becomes compartmentalized and easier to style, more maintainable

<sup>[back to table of contents](#table-of-contents)</sup>

---

### Hide Autoplay Videos That Aren't Muted
### 22. Hide Autoplay Videos That Aren't Muted

This is a great trick for a custom user stylesheet. Avoid overloading a user with sound from a video that autoplays when the page is loaded. If the sound isn't muted, don't show the video:

Expand All @@ -567,8 +591,9 @@ Once again, we're taking advantage of using the [`:not()`](#use-not-to-applyunap

<sup>[back to table of contents](#table-of-contents)</sup>

---

### Use `:root` for Flexible Type
### 23. Use `:root` for Flexible Type

The type font size in a responsive layout should be able to adjust with each viewport. You can calculate the font size based on the viewport height and width using `:root`:

Expand All @@ -590,8 +615,9 @@ body {

<sup>[back to table of contents](#table-of-contents)</sup>

---

### Set `font-size` on Form Elements for a Better Mobile Experience
### 24. Set `font-size` on Form Elements for a Better Mobile Experience

To avoid mobile browsers (iOS Safari, _et al_.) from zooming in on HTML form elements when a `<select>` drop-down is tapped, add `font-size` to the selector rule:

Expand All @@ -608,8 +634,9 @@ textarea {

<sup>[back to table of contents](#table-of-contents)</sup>

---

### Use Pointer Events to Control Mouse Events
### 25. Use Pointer Events to Control Mouse Events

[Pointer events](https://developer.mozilla.org/en-US/docs/Web/CSS/pointer-events) allow you to specify how the mouse interacts with the element it's touching. To disable the default pointer event on a button, for instance:

Expand All @@ -624,8 +651,9 @@ It's that simple.

<sup>[back to table of contents](#table-of-contents)</sup>

---

### Set `display: none` on Line Breaks Used as Spacing
### 26. Set `display: none` on Line Breaks Used as Spacing

As [Harry Roberts pointed out](https://twitter.com/csswizardry/status/1170835532584235008), this can help prevent CMS users from using extra line breaks for spacing:

Expand All @@ -637,6 +665,36 @@ br + br {

<sup>[back to table of contents](#table-of-contents)</sup>

---

### 27. Smooth Scrolling

When you click on any link refering to the same page, the page will scroll smoothly instead of directly jumping to that part of the page.

```css
html {
scroll-behavior: smooth;
}
```

<sup>[back to table of contents](#table-of-contents)</sup>

---

### 28. Fixed Navbar

On scrolling page, navigation bar sticks to top.

```css
nav{
position: sticky;
top: 0;
}
```

<sup>[back to table of contents](#table-of-contents)</sup>

---

## Support

Expand Down