:root{--background:#071c18;--foreground:#edf8f1;--font-persian:"tahoma", sans-serif}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;direction:rtl;height:100%}html,body{width:100%;max-width:100vw;min-height:100%;overflow-x:hidden}body{color:var(--foreground);background:var(--background);font-family:var(--font-persian);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-weight:400}button,input,textarea,select{font-family:var(--font-persian)}a{color:inherit;text-decoration:none}button{font-weight:600}h1,h2,h3,h4,h5,h6{font-weight:800}