.center-table {
    width: 50%;
    margin: 0 auto;
    border-collapse: collapse;
}

.center-table th,
.center-table td {
    padding: 8px;
    text-align: center;
    vertical-align: middle;
    border: 1px solid #000;
}

.center-table th {
    background-color: rgb(88, 159, 125);
}

#back-to-top-button {
    display: none;
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 99;
    cursor: pointer;
}

ol {
    list-style: none;
    padding-left: 0;
}

ol li {
    display: flex;
    align-items: center;
    margin-bottom: 5px;
    position: relative;
    padding-left: 20px;
    font-weight: bold;
}

ol li::before {
    content: "\2022";
    font-size: 1.5em;
    margin-right: 10px;
    position: absolute;
    left: 0;
}

.contain-list1 .right-list .word {
    font-size: 20px;
    line-height: 1.5;
    color: black;
    text-indent: 2em;
}

.contain-list1 .right-list .title {
    font-weight: 700;
}

.contain-list1 .right-list .title .indent {
    text-indent: 2em;
}