html {
    font-family: "Helvetica Neue", Arial, "Hiragino Kaku Gothic ProN",
        "Hiragino Sans", "Noto Sans", Meiryo, sans-serif;
    font-size: 16px;
}

body {
    margin: 0;
}

header {
    position: fixed;
    height: 80px;
    width: 100%;
    /* box-shadow: 0px 10px 10px 0px rgba(0, 0, 0, 0.3); */
    background: #000000;
    color: #fff;
    z-index: 1000;
}

header>div {
    margin: 0px 10px;
    height: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

main {
    position: relative;
    padding-top: 90px;
    margin-left: 10px;
    margin-right: 10px;

}

table {
    border-collapse: collapse;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.4);
    width: 100%;
}

table tr:nth-child(odd) {
    background-color: #fdfdfd;
    /* 奇数行 */
}

table tr:nth-child(even) {
    background-color: #f2f1f1;
    /* 偶数行 */
}

th,
td {
    padding: 5px;
    text-align: center;
}

.table-wrapper {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.table-wrapper table {
    min-width: 800px;
}