sothr-dot-com/themes/pure/static/assets/css/style.css

/*nav {
    overflow: hidden;
    padding: 0px 0px;
    background: #E7732F;
    height: 2.2em;
}

nav ul {
    display: block;
}

nav ul li {
    display: block;
    float: left;
    padding-left: 1em;
}

nav ul li a img {
	padding: .1em .2em;
	width: 1.9em;
}

nav ul li a img:hover {
    background: #ffffff;
}
*/

html, body {
  height: 100%;
}

body {
  display: flex;
  flex-direction: column;
}

#wrapper {
  flex: 1 0 auto;
}

#footer {
  flex-shrink: 0;
  padding: 0.5em;
}

.text-align-right {
    text-align: right;
}

.pure-menu-item a img {
  padding: .1em .2em;
  max-height:    2.4em;
  min-width: 2.4em;
}

/*body {
  padding: 0em;
}*/

/*.pure-menu-link {
    color: #000000;
}

.pure-menu-active>.pure-menu-link,
.pure-menu-link:focus,
.pure-menu-link:hover {
    background-color:#ffffff
}*/

.menu-wrapper {
    background-color: #E7732F;
    margin-bottom: 2.5em;
    white-space: nowrap;
    position: relative;
}

.menu {
    display: inline-block;
    width: auto;
    vertical-align: middle;
    -webkit-font-smoothing: antialiased;
}

.menu .pure-menu-link,
.menu .pure-menu-heading {
    color: black;
}

.menu .pure-menu-link:hover,
.menu .pure-menu-heading:hover {
    background-color: transparent;
}

.menu-top {
    position: relative;
    padding-top: .5em;
    padding-bottom: .5em;
}

.menu-brand {
    display: block;
    text-align: center;
    position: relative;
    color: black;
}

.menu-toggle {
    width: 44px;
    height: 44px;
    display: block;
    position: absolute;
    top: 3px;
    right: 0;
    display: none;
}

.menu-toggle .bar {
    background-color: white;
    display: block;
    width: 20px;
    height: 2px;
    border-radius: 100px;
    position: absolute;
    top: 22px;
    right: 12px;
    -webkit-transition: all 0.5s;
    -moz-transition: all 0.5s;
    -ms-transition: all 0.5s;
    transition: all 0.5s;
}

.menu-toggle .bar:first-child {
    -webkit-transform: translateY(-6px);
    -moz-transform: translateY(-6px);
    -ms-transform: translateY(-6px);
    transform: translateY(-6px);
}

.menu-toggle.x .bar {
    -webkit-transform: rotate(45deg);
    -moz-transform: rotate(45deg);
    -ms-transform: rotate(45deg);
    transform: rotate(45deg);
}

.menu-toggle.x .bar:first-child {
    -webkit-transform: rotate(-45deg);
    -moz-transform: rotate(-45deg);
    -ms-transform: rotate(-45deg);
    transform: rotate(-45deg);
}

.menu-screen {
    background-color: #E7732F;
    -webkit-transition: all 0.5s;
    -moz-transition: all 0.5s;
    -ms-transition: all 0.5s;
    transition: all 0.5s;
    height: 3em;
    width: 70em;
    position: absolute;
    top: 0;
    z-index: -1;
}

.menu-tucked .menu-screen {
    -webkit-transform: translateY(-44px);
    -moz-transform: translateY(-44px);
    -ms-transform: translateY(-44px);
    transform: translateY(-44px);
}

@media (min-width: 62em) {
  .menu-screen {
    margin-top: 2.95em;
    z-index: 1;
  }
}

@media (max-width: 62em) {
  .menu {
      display: block;
  }

  .menu-toggle {
      display: block;
      display: none\9;
  }

  .menu-bottom {
      position: absolute;
      width: 100%;
      border-top: 1px solid #E7732F;
      background-color: #808080\9;
      z-index: 100;
  }

  .menu-bottom .pure-menu-link {
      opacity: 1;
      -webkit-transform: translateX(0);
      -moz-transform: translateX(0);
      -ms-transform: translateX(0);
      transform: translateX(0);
      -webkit-transition: all 0.5s;
      -moz-transition: all 0.5s;
      -ms-transition: all 0.5s;
      transition: all 0.5s;
  }

  .menu-bottom.menu-tucked .pure-menu-link {
      -webkit-transform: translateX(-140px);
      -moz-transform: translateX(-140px);
      -ms-transform: translateX(-140px);
      transform: translateX(-140px);
      opacity: 0;
      opacity: 1\9;
  }

  .pure-menu-horizontal.menu-tucked {
      z-index: -1;
      top: 45px;
      position: absolute;
      overflow: hidden;
  }

  .menu-untucked {
    height: 3.1em;
  }

  .pure-menu-horizontal.pure-menu-scrollable.menu-untucked {
    overflow-x: auto;
  }
}