WordPress Core Styles in SASS

_wordpress_core.scss

/* =WordPress Core - Sassified.
-------------------------------------------------------------- */
.alignnone {
  margin: 5px 20px 20px 0;
}

.aligncenter, div.aligncenter {
  display: block;
  margin: 5px auto 5px auto;
}

.alignright {
  float:right;
  margin: 5px 0 20px 20px;
}

.alignleft {
  float: left;
  margin: 5px 20px 20px 0;
}

.aligncenter {
  display: block;
  margin: 5px auto 5px auto;
}

a {

  img {
    &.alignright {
      float: right;
      margin: 5px 0 20px 20px;
    }
  
    &.alignnone {
      margin: 5px 20px 20px 0;
    }
  
    &.alignleft {
      float: left;
      margin: 5px 20px 20px 0;
    }
  
    &.aligncenter {
      display: block;
      margin-left: auto;
      margin-right: auto
    }
  }
  
}

.wp-caption {
  background: #fff;
  border: 1px solid #f0f0f0;
  max-width: 96%; /* Image does not overflow the content area */
  padding: 5px 3px 10px;
  text-align: center;

  &.alignnone {
    margin: 5px 20px 20px 0;
  }

  &.alignleft {
    margin: 5px 20px 20px 0;
  }

  &.alignright {
    margin: 5px 0 20px 20px;
  }

  img {
    border: 0 none;
    height: auto;
    margin: 0;
    max-width: 98.5%;
    padding: 0;
    width: auto;
  }

  p.wp-caption-text {
    font-size: 11px;
    line-height: 17px;
    margin: 0;
    padding: 0 4px 5px;
  }
  
}