#app{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-align:center;color:#2c3e50}body{margin:0}[dir=ltr] .body_black{background:linear-gradient(90deg,#3f3f3f,#1a1919)}[dir=rtl] .body_black{background:linear-gradient(270deg,#3f3f3f,#1a1919)}