Square-Envelope font awesome icon Usage,CSS Class Name,SVG & CSS Content Code
Square-Envelope font awesome icon css class name is fa-square-envelope and CSS Content Code is \f199.
Square-Envelope font awesome icon is part of solid icons.
Square-Envelope font awesome icon usage
We can display Square-Envelope font awesome icon using 3 different ways depending upon our requirement.
Using CSS Class Name
Using CSS Content Code
Using SVG
Square-Envelope font awesome icon CSS class name
To display Square-Envelope font awesome icon, add predefined class name i.e.,fa-square-envelope (with prefix fa-) to the i tag.
And we need to add corresponding font awesome icon style for the Square-Envelope icon.
Square-Envelope icon has 1 icon style i.e.,solid.
We need to append icon style class fas.
<i class='fas fa-square-envelope'></i>
Output:
Square-Envelope font awesome icon CSS Content Code
We can display Square-Envelope font awesome icon using it’s CSS Content Code \f199
Use the following HTML code
<li><span class='Square-Envelope fontawesomeicon'></span>Square-Envelope</li>
Apply CSS code
<style> 
.fontawesomeicon::before {
    display: inline-block;
    text-rendering: auto;
    -webkit-font-smoothing: antialiased;
 }
.Square-Envelope::before {
   font: var(--fa-font-solid);
    content: ' \f199';
 }</style>
Output:
For the detailed tutorial visit https://www.angularjswiki.com/fontawesome/csscontentcode/
Square-Envelope font awesome icon SVG
Use the following icon SVG to display Square-Envelope font awesome icon.
<svg class='fontawesomesvg' xmlns="http://www.w3.org/2000/svg" viewBox="0 0 448 512"><!--! Font Awesome Free 6.2.0 by @fontawesome - https://fontawesome.com License - https://fontawesome.com/license/free (Icons: CC BY 4.0, Fonts: SIL OFL 1.1, Code: MIT License) Copyright 2022 Fonticons, Inc. --><path d="M64 32C28.7 32 0 60.7 0 96V416c0 35.3 28.7 64 64 64H384c35.3 0 64-28.7 64-64V96c0-35.3-28.7-64-64-64H64zM218 271.7L64.2 172.4C66 156.4 79.5 144 96 144H352c16.5 0 30 12.4 31.8 28.4L230 271.7c-1.8 1.2-3.9 1.8-6 1.8s-4.2-.6-6-1.8zm29.4 26.9L384 210.4V336c0 17.7-14.3 32-32 32H96c-17.7 0-32-14.3-32-32V210.4l136.6 88.2c7 4.5 15.1 6.9 23.4 6.9s16.4-2.4 23.4-6.9z"/></svg>
Use the following HTML code
<p>This <svg class='fontawesomesvg' xmlns="http://www.w3.org/2000/svg" viewBox="0 0 448 512"><!--! Font Awesome Free 6.2.0 by @fontawesome - https://fontawesome.com License - https://fontawesome.com/license/free (Icons: CC BY 4.0, Fonts: SIL OFL 1.1, Code: MIT License) Copyright 2022 Fonticons, Inc. --><path d="M64 32C28.7 32 0 60.7 0 96V416c0 35.3 28.7 64 64 64H384c35.3 0 64-28.7 64-64V96c0-35.3-28.7-64-64-64H64zM218 271.7L64.2 172.4C66 156.4 79.5 144 96 144H352c16.5 0 30 12.4 31.8 28.4L230 271.7c-1.8 1.2-3.9 1.8-6 1.8s-4.2-.6-6-1.8zm29.4 26.9L384 210.4V336c0 17.7-14.3 32-32 32H96c-17.7 0-32-14.3-32-32V210.4l136.6 88.2c7 4.5 15.1 6.9 23.4 6.9s16.4-2.4 23.4-6.9z"/></svg>
 Square-Envelope displayed using SVG</p>
Apply CSS code
  <style>
    .fontawesomesvg {width: 1em;
      height: 1em;
      vertical-align: -.125em;
    }
  </style>
Output:
This Square-Envelope displayed using SVG
Change Square-Envelope font awesome icon size
To increase Square-Envelope font awesome icon size, use the fa-lg(33 % increase), fa-2x, fa-3x, fa-4x, or fa-5x classes along with icon class \f199.
Increase in icon size will be relative to their parent container.
<i class='fas fa-square-envelope fa-lg'>fa-lg</i><br/>
<i class='fas fa-square-envelope fa-2x'>fa-2x</i><br/>
<i class='fas fa-square-envelope fa-3x'>fa-3x</i><br/>
<i class='fas fa-square-envelope fa-4x'>fa-4x</i><br/>
<i class='fas fa-square-envelope fa-5x'>fa-5x</i><br/>
Output:
fa-lgfa-2x
fa-3x
fa-4x
fa-5x
Square-Envelope font awesome icon with Fixed Width
All the font awesome icons does not have same width.
For example Square-Envelope icon and home icon may not have same height and width.
So to display two icons with fixed width and height we can use fa-fw class.
<i style='border:1px solid;' class='fas fa-square-envelope fa-fw fa-3x'></i>Fixed Width<i style='border:1px solid;' class='fas fa-square-envelope fa-3x'></i>Normal<br/>
<i style='border:1px solid;' class='fas fa-home fa-fw fa-3x'></i>Fixed Width<i style='border:1px solid;' class='fas fa-home fa-3x'></i>Normal<br/>
Output:
Fixed WidthNormalFixed WidthNormal
Square-Envelope font awesome icon Border
To add border to Square-Envelope font awesome icon, use fa-border class.
<i class='fas fa-square-envelope fa-border fa-3x'></i>
Output:
Pull Square-Envelope font awesome icon To the left
To pull Square-Envelope icon to the left of the container use fa-pull-left class.
<div style='width: 200px;'>
<i class='fas fa-square-envelope fa-pull-left fa-3x'></i>
  ... The text after Square-Envelope Icon will be displayed on the right side of the icon.
</div>
<div style = 'clear: both;'></div>
Output:
Pull Square-Envelope font awesome icon To the left
To pull Square-Envelope icon to the right of the container use fa-pull-right class.
<div style='width: 200px;'>
<i class='fas fa-square-envelope fa-pull-right fa-3x'></i>
  ... The text after Square-Envelope Icon will be displayed on the left side of the icon.
</div>
<div style = 'clear: both;'></div>
Output:
Animate Square-Envelope font awesome icon
To animate Square-Envelope font awesome icon, use fa-spin class.
<i class='fas fa-square-envelope fa-spin fa-3x'></i>
Output:
Animate Square-Envelope font awesome icon with steps
While animating the font awesome icon,We can rotate Square-Envelope icon in 8 steps instead of uniform rotation.
We can use fa-pulse icon along with fa-spin class.
<i class='fas fa-square-envelope fa-spin fa-pulse fa-3x'></i>
Output:
Rotate Square-Envelope font awesome icon
To rotate Square-Envelope font awesome icon, Use fa-rotate-x class
Where ‘x’ represents degree of rotation.
<div>
<i class='fas fa-square-envelope fa-3x'>R</i>normal<br/><br/>
<i class='fas fa-square-envelope fa-rotate-90 fa-3x'>R</i> fa-rotate-90<br/><br/> 
<i class='fas fa-square-envelope fa-rotate-180  fa-3x'>R</i> fa-rotate-180<br/><br/> 
<i class='fas fa-square-envelope fa-rotate-270 fa-3x'>R</i> fa-rotate-270<br/><br/>
</div>
Output:
R fa-rotate-90
R fa-rotate-180
R fa-rotate-270
Flip Square-Envelope font awesome icon
To flip Square-Envelope font awesome icon horizontally and vertically use fa-flip-horizontal and fa-flip-vertical classes.
<div>
<i class='fas fa-square-envelope fa-3x'>F</i> Normal <br>
<i class='fas fa-square-envelope fa-flip-horizontal fa-3x'>F</i> fa-flip-horizontal<br>
<i class='fas fa-square-envelope fa-flip-vertical fa-3x'>F</i> fa-flip-vertical<br>
</div>
Output:
F fa-flip-horizontal
F fa-flip-vertical
Combine Square-Envelope font awesome icon with other font awesome icons
In font awesome icons,using stacking we can combine multiple icons and display it as one icon.
To do that use the fa-stack class on the parent, the fa-stack-1x for the regularly sized icon, and fa-stack-2x for the larger icon.
And use class fa-inverse for an alternative icon color.
In the below example, I am displaying Square-Envelope font awesome icon on top of icons like fa-square,fa-circle and fa-ban.
And used fa-inverse in the second example to invert the color of the icon.
<div>
    <span class='fa-stack fa-lg'>
        <i class='far fa-square fa-stack-2x'></i>
        <i class='fas fa-square-envelope fa-stack-1x'></i>
    </span>
      Square-Envelope on fa-square<br>
    <span class='fa-stack fa-lg'>
        <i class='fas fa-circle fa-stack-2x'></i>
        <i class='fas fa-square-envelope fa-stack-1x fa-inverse'></i>
    </span>
      Square-Envelope on fa-circle<br>
    <span class='fa-stack fa-lg'>
        <i class='fas fa-square-envelope fa-stack-1x'></i>
        <i class='fas fa-ban fa-stack-2x'></i>
    </span>
      Square-Envelope on fa-ban
</div>
Output:
Square-Envelope on fa-circle
Square-Envelope on fa-ban
