# media-feature-name-no-vendor-prefix Disallow vendor prefixes for media feature names. ```css @media (-webkit-min-device-pixel-ratio: 1) {} /** ↑ * These prefixes */ ``` Right now this rule simply checks for prefixed *resolutions*. ## Options ### `true` The following patterns are considered warnings: ```css @media (-webkit-min-device-pixel-ratio: 1) {} ``` ```css @media (min--mox-device-pixel-ratio: 1) {} ``` ```css @media (-o-max-device-pixel-ratio: 1/1) {} ``` The following patterns are *not* considered warnings: ```css @media (min-resolution: 96dpi) {} ``` ```css @media (max-resolution: 900dpi) {} ```