Playing with orientation in include-media - Generated by SassMeister.com.

input.scss

@import "include-media";

.thing {
    @include media( '>phone', 'landscape') {
        padding: 0 1.5em;
    }
    @include media( '>phone', 'portrait' ) {
        padding: 2em 3em 1em 3em;
    }
}

output.css

@media (min-width: 321px) and (orientation: landscape) {
  .thing {
    padding: 0 1.5em;
  }
}

@media (min-width: 321px) and (orientation: portrait) {
  .thing {
    padding: 2em 3em 1em 3em;
  }
}

settings.json

{
  "sass": {
    "compiler": "libsass/3.5.5",
    "extensions": {},
    "syntax": "SCSS",
    "outputStyle": "expanded"
  },
  "autoprefixer": false
}