移动端必备的样式

*｛ 
   -webkit-text-size-adjust: none;
｝  
input[type="button"], input[type="submit"], input[type="reset"] {
    -webkit-appearance: none;
}
textarea {
    -webkit-appearance: none;
}
a, button, input, textarea {
    -webkit-tap-highlight-color: rgba(0, 0, 0, 0;
)  -webkit-user-modify:read-write-plaintext-only;
}
html {
    -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
}
img { -webkit-touch-callout: none; }
html {font-size:10px}

@media screen and (min-width:480px) and (max-width:639px) {
    html {
        font-size: 15px
    }
}
@media screen and (min-width:640px) and (max-width:719px) {
    html {
        font-size: 20px
    }
}
@media screen and (min-width:720px) and (max-width:749px) {
    html {
        font-size: 22.5px
    }
}
@media screen and (min-width:750px) and (max-width:799px) {
    html {
        font-size: 23.5px
    }
}
@media screen and (min-width:800px) and (max-width:959px) {
    html {
        font-size: 25px
    }
}
@media screen and (min-width:960px) and (max-width:1079px) {
    html {
        font-size: 30px
    }
}
@media screen and (min-width:1080px) {
    html {
        font-size: 32px
    }
}