/*字体适配*/

@media screen and (min-width: 299px) and (max-width: 320px) {
    html {
        font-size: 12px
    }
}

@media screen and (min-width: 321px) and (max-width: 375px) {
    html {
        font-size: 14px
    }
}

@media screen and (min-width: 376px) and (max-width: 414px) {
    html {
        font-size: 15px
    }
}

@media screen and (min-width: 415px) and (max-width: 639px) {
    html {
        font-size: 17px
    }
}

@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) {
    html {
        font-size: 25px
    }
}

/*初始化*/
* {
    margin: 0;
    padding: 0;
}

html {
    -webkit-tap-highlight-color: transparent;
}

html,
body {
    width: 100%;
    height: 100%;
    -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
    /*部分安卓手机点击事件会高亮,初始化为不高亮*/
    cursor: pointer;
    -webkit-overflow-scrolling: touch;
    padding: 0;
}

ul, li {
    padding: 0;
    margin: 0;
    list-style: none;
}

a {
    text-decoration: none;
}

button {
    border: none;
    outline: none;
}

img {
    -webkit-user-select: none;
    user-select: none;
    -webkit-touch-callout: none;
}