/* CSS ÃʱâÈ­ */
html, body, div, span, applet, object, iframe,
h1, h2, h3, h4, h5, h6, p, blockquote, pre,
a, abbr, acronym, address, big, cite, code,
del, dfn, em, img, ins, kbd, q, s, samp,
small, strike, strong, sub, sup, tt, var,
b, u, i, center,
dl, dt, dd, ol, ul, li,
fieldset, form, label, legend,
table, caption, tbody, tfoot, thead, tr, th, td,
article, aside, canvas, details, embed, 
figure, figcaption, footer, header, hgroup, 
menu, nav, output, ruby, section, summary,
time, mark, audio, video {margin:0; padding:0; border:0; font:inherit; vertical-align:baseline;}
article, aside, details, figcaption, figure, 
footer, header, hgroup, menu, nav, section {display:block;}

*{margin:0; padding:0; box-sizing:border-box;}
html, body{ min-height:100%; }
body{ letter-spacing:0; word-wrap:break-word; word-break:keep-all;}

blockquote, q {quotes:none;}
blockquote:before, blockquote:after, q:before, q:after {content:''; content:none;}
table {border-collapse: collapse; border-spacing:0;}
ul, ol {list-style:none;}
img {border:none; outline:none; vertical-align:top; -ms-user-select:none; user-select:none;}
a {text-decoration:none; outline:none;}
form {display:block;}
button, input, label, span, select {display:inline-block; vertical-align:baseline;}
button {border:none; background:none; cursor:pointer;}
textarea {outline:none; resize:none;}
select::-ms-expand{display:none;}

/* input placeholder ¼³Á¤ */
input::-webkit-input-placeholder {color: #aaaaaa;}
input:-ms-input-placeholder {color: #aaaaaa;}