@charset "UTF-8";
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; font-size: 100%; vertical-align: baseline; }

html { line-height: 1; }

ol, ul { list-style: none; }

table { border-collapse: collapse; border-spacing: 0; }

caption, th, td { text-align: left; font-weight: normal; vertical-align: middle; }

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

a img { border: none; }

article, aside, details, figcaption, figure, footer, header, hgroup, main, menu, nav, section, summary { display: block; }

html { font-size: 100%; box-sizing: border-box; }

body { padding: 0; margin: 0; font-family: "微软雅黑","avenir","yahei"; font-weight: bold; line-height: 1.5; color: #0a0a0a; background: #fefefe; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }

a { text-decoration: none; }

img { max-width: 100%; width: 100%; height: auto; -ms-interpolation-mode: bicubic; display: block; vertical-align: middle; }

#eyesight { min-width: 320px; margin: 0 auto; }
#eyesight .column { width: 100%; max-width: 1600px; margin: 0 auto; }
#eyesight .section_1 { background-color: #fff; }
#eyesight .section_1 .column { margin: 25px auto; }

@media screen and (max-width: 760px) { #eyesight .section_1 .column { margin: 15px auto; } }
@media screen and (max-width: 480px) { #eyesight .section_1 .column { margin: 10px auto; } }