/* Box sizingを統一し、既定余白による整列のずれを防ぐ */
*,*::before,*::after{box-sizing:border-box}body,h1,h2,h3,p,figure,dl,dd{margin:0}img{display:block;max-width:100%;height:auto}button,input,textarea,select{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button{cursor:pointer}a{color:inherit}button{color:inherit}ol,ul{padding:0;margin:0}dialog{color:inherit}summary{cursor:pointer}