@media screen and (min-width:320px) {
    html {
        font-size: 21.33px !important;
    }
    body {
        font-size: 12px;
    }
}

@media screen and (min-width:360px) {
    html {
        font-size: 24px !important;
    }
    body {
        font-size: 14px;
    }
}

@media screen and (min-width:375px) {
    html {
        font-size: 25px !important;
    }
    body {
        font-size: 14px;
    }
}

@media screen and (min-width:384px) {
    html {
        font-size: 25.6px !important;
    }
    body {
        font-size: 16px;
    }
}

@media screen and (min-width:400px) {
    html {
        font-size: 26.67px !important;
    }
    body {
        font-size: 16px;
    }
}

@media screen and (min-width:414px) {
    html {
        font-size: 27.6px !important;
    }
    body {
        font-size: 16px;
    }
}

@media screen and (min-width:424px) {
    html {
        font-size: 28.27px !important;
    }
    body {
        font-size: 16px;
    }
}

@media screen and (min-width:480px) {
    html {
        font-size: 32px !important;
    }
    body {
        font-size: 16px;
    }
}

@media screen and (min-width:540px) {
    html {
        font-size: 36px !important;
    }
    body {
        font-size: 18px;
    }
}

@media screen and (min-width:720px) {
    html {
        font-size: 48px !important;
    }
    body {
        font-size: 18px;
    }
}

@media screen and (min-width:750px) {
    html {
        font-size: 50px !important;
    }
    body {
        font-size: 24px;
    }
}
@media screen and (min-width:900px) {
    html {
        font-size: 60px !important;
    }
    body {
        font-size: 26px;
    }
}
@media screen and (min-width:1080px) {
    html {
        font-size: 72px !important;
    }
    body {
        font-size: 32px;
    }
}
@media screen and (min-width:1200px) {
    html {
        font-size: 80px !important;
    }
    body {
        font-size: 36px;
    }
}
@media screen and (min-width:1500px) {
    html {
        font-size: 100px !important;
    }

    body {
        font-size: 48px;
    }
}
*{padding: 0;margin: 0;}
html{width:100%;font-family: "微软雅黑 Regular";min-height: 100%;}
input{outline:none;font-size: 1em;}
input::-webkit-input-placeholder { /* placeholder颜色  */ color: #c3c3c3; /* placeholder字体大小  */ font-size:1em; /* placeholder位置  */ text-align: left;}
a{text-decoration:none;cursor: pointer;color:#414141}
input[type=button], input[type=submit], input[type=file], button { cursor: pointer; -webkit-appearance: none; }
.header .header_center{
    font-size: 2em;
    color: orange;
}