*{
    margin: 0;
    padding: 0;
    position:relative;
    box-sizing:border-box;
}

html,
body,
section,
div,
span,
applet,
object,
iframe,
h1,
h2,
h3,
h4,
h5,
h6,
p,
blockquote,
pre,
a,
abbr,
acronym,
address,
big,
cite,
code,
del,
dfn,
em,
font,
img,
ins,
kbd,
q,
s,
samp,
small,
strike,
strong,
sub,
sup,
tt,
var,
dd,
dl,
dt,
li,
ol,
ul,
fieldset,
form,
label,
legend {
    border: 0;
    outline: 0;
    font-weight: inherit;
    font-style: inherit;
    font-family: inherit;
    vertical-align: baseline;
    word-break: break-word;
}

html,
body {
    font-family: "Pingfang SC", "Hiragino Sans GB", "Helvetica", "Droid Sans", "Microsoft YaHei", "Arial", "sans-serif";
    line-height: 1.42857143;
    color:#333;
    margin: 0 auto;
}

html{font-size:625%;} 
body{font-size:12px;font-size:0.12rem;} 
body {
    background-color: #0F0F0F;
}
section {
    width: 1024px;
    margin: 0 auto;
    color: white;
}
section.sides {
    display: flex;
    align-items: center;
    justify-content: center;
}
.headline {
    font-size: 36px;
    font-weight: 500;
}
.subheadline {
    font-size: 36px;
    font-weight: 100;
}
.content {
    font-size: 14;
    font-weight: 200;
}
section.block {
    height: 620px;
}
section.seperator {
    height: 150px;
}
section.sides .box {   
    width: 50%;
}
.media.container {
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
}
#header {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}
#header .logo {
    background-image: url(./asset/logo.svg);
    width: 60px;
    height: 45px;
    margin: 20px auto;
}
#header .logo_cn {
    background-image: url(./asset/logo_cn.svg);
    width: 100px;
    height: 20px;
    margin: 0 auto;
}
#navigator {
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
}
#navigator a {
    color: white;
    font-size: 14px;
    font-weight: 200;
    text-decoration: none;
    margin: 0 50px;
}
#intro {
    height: 620px;
    background-image: url(./asset/section1.jpg);
}
#intro .main.box {
    padding-right: 20%;
}
#intro .main.box .content {
    margin: 50px 0;
}
section.title {
    height: 218px;
}
#about {
    display: flex;
    justify-content: center;
    align-items: center;
}
#training {
    height: 620px;
}
#training .main.box {
    padding-left: 10%;
    padding-right: 10%;
}
#training .main.box .content {
    margin-top: 50px;
}
#training .media.container {
    background-image: url(./asset/section2.jpg);
    height: 100%;
}
#timing .media.container {
    background-image: url(./asset/section3.jpg);
    height: 100%;
}
#timing .main.box {
    padding-left: 10%;
    padding-right: 10%;
}
#timing .main.box .content {
    margin-top: 50px;
}
#contact_us {
    display: flex;
    justify-content: center;
    align-items: center;
}
#contacts .media.container {
    background-image: url(./asset/section4.jpg);
    height: 100%;
}
#contacts .main.box {
    padding-left: 10%;
    padding-right: 10%;
}
#contacts .headline {
    margin: 30px 0;
}
#contacts .content {
    margin: 20px 0;
}
#footer {
    display: flex;
    align-items: center;
    justify-content: center;
}