A Pen by Felipe Nunes.

index.html

<header>
  <h1>willpower</h1>
  <a href="#menu" class="toggle-menu" aria-role="button"><i class="fa fa-bars"></i></a>
</header>
<nav id="menu">
  <a href="#" class="toggle-menu" aria-role="button"><i class="fa fa-times"></i></a>
  <ul>
    <li><a href="#" class="lnk-menu">Lorem</a></li>
    <li><a href="#" class="lnk-menu">Ipsum</a></li>
    <li><a href="#" class="lnk-menu">Dolor</a></li>
    <li><a href="#" class="lnk-menu">Sit</a></li>
    <li><a href="#" class="lnk-menu">Amet</a></li>
  </ul>
</nav>

<main>
  <div class="temp">
    <h1>Lorem Ipsum</h1>
    <p>Lorem ipsum dolor sit amet, consectetur adipisicing elit. Eveniet sunt voluptas impedit at deserunt. Dolorum nemo, dicta commodi esse vel, laborum amet totam ex error, a similique magni voluptas alias. Lorem ipsum dolor sit amet, consectetur adipisicing elit. Eveniet sunt voluptas impedit at deserunt. Dolorum nemo, dicta commodi esse vel, laborum amet totam ex error, a similique magni voluptas alias. Lorem ipsum dolor sit amet, consectetur adipisicing elit. Eveniet sunt voluptas impedit at deserunt. Dolorum nemo, dicta commodi esse vel, laborum amet totam ex error, a similique magni voluptas alias.</p>
    <p>Lorem ipsum dolor sit amet, consectetur adipisicing elit. Eveniet sunt voluptas impedit at deserunt. Dolorum nemo, dicta commodi esse vel, laborum amet totam ex error, a similique magni voluptas alias. Lorem ipsum dolor sit amet, consectetur adipisicing elit. Eveniet sunt voluptas impedit at deserunt. Dolorum nemo, dicta commodi esse vel, laborum amet totam ex error, a similique magni voluptas alias. Lorem ipsum dolor sit amet, consectetur adipisicing elit. Eveniet sunt voluptas impedit at deserunt. Dolorum nemo, dicta commodi esse vel, laborum amet totam ex error, a similique magni voluptas alias.</p>
    <p>Lorem ipsum dolor sit amet, consectetur adipisicing elit. Eveniet sunt voluptas impedit at deserunt. Dolorum nemo, dicta commodi esse vel, laborum amet totam ex error, a similique magni voluptas alias. Lorem ipsum dolor sit amet, consectetur adipisicing elit. Eveniet sunt voluptas impedit at deserunt. Dolorum nemo, dicta commodi esse vel, laborum amet totam ex error, a similique magni voluptas alias. Lorem ipsum dolor sit amet, consectetur adipisicing elit. Eveniet sunt voluptas impedit at deserunt. Dolorum nemo, dicta commodi esse vel, laborum amet totam ex error, a similique magni voluptas alias.</p>
  </div>
</main>

mobile-like-aside-menu-pure-css.markdown

mobile-like aside menu pure css

aside menu, mobile-like, only css

A Pen by Felipe Nunes on CodePen.

License.

style.scss

// Mixins
@mixin transform($value) {
  -webkit-transform: translate3d(0, 0, 0) $value;
  -moz-transform: translate3d(0, 0, 0) $value;
  -ms-transform: translate3d(0, 0, 0) $value;
  transform: translate3d(0, 0, 0) $value;
}

@mixin transition($value) {
  -webkit-transition: $value;
  -moz-transition: $value;
  -ms-transition: $value;
  transition: $value;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html, body { overflow-x: hidden; }

.fa {
  font-size: 2em;
  color: #fff;
  line-height: 40px;
  
}

body {
  font: 100% arial, verdana, tahoma, sans-serif;
  color: #888;
  background-color: #fff;
}

header {
  background: #399;
  padding: 15px 0 12px;
  overflow: hidden;
  h1 {
    vertical-align: middle;
    text-align: center;
    font-size: 1.5em;
    color: #fff;
  }
}

main {
  padding: 30px;
  p {
    font-size: .9em;
    line-height: 1.2em;
    margin-bottom: 20px;
  }
}

.toggle-menu {
  width: 40px;
  height: 40px;
  display: inline-block;
  vertical-align: middle;
  position: relative;
  text-align: center;
  overflow: hidden;
  cursor: pointer;
  position: fixed;
  z-index: 2;
  left: 10px;
  top: 10px;
}


#menu {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 2;
  width: 220px;
  height: 100%;
  padding-top: 60px;
  background: #369;
  box-shadow: -10px 0 10px rgba(0,0,0,.2) inset;
  .toggle-menu { z-index: 3; }
}

.lnk-menu {
  display: block;
  border-bottom: 1px solid rgba(255,255,255,.2);
  margin: 0 10px;
  padding: 10px;
  color: #fff;
  text-decoration: none;
  &:hover { color: #399; }
}


#menu {
  @include transform(translateX(-220px));
  @include transition(all .25s cubic-bezier(.16,.63,.45,.98));
}

#menu:target {
  @include transform(translateX(0));
}