body{font-family:Arial,sans-serif;line-height:1.5}button,input,select{outline:none}button:focus,input:focus{border-color:#3b82f6;box-shadow:0 0 0 1px #3b82f6}table{border-collapse:collapse;width:100%}td,th{padding:8px;border:1px solid #ddd;text-align:left}