*,:after,:before{box-sizing:border-box}body{scroll-behavior:smooth}a,button,input,select,textarea{outline:none}a,a:hover,a:link,a:visited{text-decoration:none}body,h1,h2,h3,h4,h5,h6,li,ol,p,ul{margin:0;padding:0}li,ol,ul{list-style:none}img{display:block;max-width:100%}