/*element render-style reset*/
a,
abbr,
acronym,
address,
article,
aside,
audio,
b,
big,
blockquote,
body,
canvas,
caption,
cite,
code,
dd,
del,
details,
dfn,
div,
dl,
dt,
em,
embed,
fieldset,
figcaption,
figure,
footer,
form,
h1,
h2,
h3,
h4,
h5,
h6,
header,
hgroup,
html,
i,
iframe,
img,
ins,
kbd,
label,
legend,
li,
mark,
menu,
nav,
object,
ol,
output,
p,
pre,
q,
ruby,
s,
samp,
section,
small,
span,
strike,
strong,
sub,
summary,
sup,
table,
tbody,
td,
tfoot,
th,
thead,
time,
tr,
tt,
u,
ul,
var,
video {
    margin        : 0;
    padding       : 0;
    border        : 0;
    font-size     : 100%;
    font          : inherit;
    vertical-align: baseline;
}

body {
    line-height: 1;
}
/* HTML5 display-role reset for older browsers */
article,
aside,
details,
figcaption,
figure,
footer,
header,
hgroup,
menu,
nav,
section {
    display: block;
}
/*special-tag reset*/
a,
a:active,
a:hover,
a:link,
a:visited {
    cursor         : pointer;
    text-decoration: none;
    color          : #333;
}

a:hover {
    text-decoration: underline;
}

ol,
ul {
    list-style: none;
}

blockquote,
q {
    quotes: none;
}

blockquote:after,
blockquote:before,
q:after,
q:before {
    content: "";
    content: none;
}

table {
    border-collapse: collapse;
    border-spacing : 0;
}
/*----------------------helper class----------------*/
/*clearfix*/
.clearfix:after, .clearfix::after {
    content   : ".";
    display   : block;
    height    : 0;
    clear     : both;
    visibility: hidden;
}
.hidden{
    display: hidden;
}
/*float*/
.fl {
    float: left;
}

.fr {
    float: right;
}
/*grid-layout*/
.line:after,
.line:after {
    clear     : both;
    content   : ".";
    display   : block;
    height    : 0;
    visibility: hidden;
}

.unit {
    float: left;
}

.size1of2 {
    width: 50%;
}

.size1of3 {
    width: 33.3333%;
}

.size1of4 {
    width: 25%;
}