* {
    box-sizing: border-box;
}
html{
    font-size: 16px;
}

body {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    vertical-align: baseline;
    font-family: "PingFang SC", "Source Sans Pro", "Helvetica Neue", "Microsoft Yahei", Helvetica, Arial, "Hiragino Sans GB", "Heiti SC", "WenQuanYi Micro Hei", sans-serif;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: normal;
}

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

img {
    border: none;
    vertical-align: middle;
}

a {
    text-decoration: none;
    color: #232323;
}

table {
    border-collapse: collapse;
    /*table-layout: fixed;*/
}

input,
textarea {
    outline: none;
    border: none;
}

textarea {
    resize: none;
    overflow: auto;
}

::-webkit-scrollbar-track-piece {
    background-color: transparent;
}

::-webkit-scrollbar {
    width: 4px;
    height: 4px;
    background-color: transparent;
}

::-webkit-scrollbar-thumb {
    border-radius: 5px;
    cursor: pointer;
    background-color: hsla(220, 4%, 58%, 0.3);
}