.timestamp-box{
    padding: 15px;
}

h2{
    font-size: 18px;
    margin-bottom: 10px;
    font-weight: normal;
}

.timestamp-box .timestamp{
    display: flex;
    align-items: center;
    justify-content: start;
    gap: 10px;
    margin-bottom: 10px;
}

.timestamp-box .timestamp .timestamp-num{
    font-size: 24px;
}

.timestamp-box .timestamp-unit{
    transform: translateY(2px);
    font-size: 14px;
}

.btn-operate{
    display: flex;
    align-items: center;
    gap: 12px;
}

.btn-convert{
    box-shadow: 0 1px 2px 0 rgb(0 0 0 / .05);
    border-radius: 6px;
    white-space: nowrap;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    cursor: pointer;
    height: 35px;
    border: solid 1px #e5e7eb;
    padding: 0 16px;
    background-color: #fff;
    color: #444;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}

.btn-copy1{
    box-shadow: 0 1px 2px 0 rgb(0 0 0 / .05);
    border-radius: 6px;
    white-space: nowrap;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    cursor: pointer;
    height: 35px;
    border: solid 1px #e5e7eb;
    padding: 0 15px;
    background-color: #fff;
    color: #444;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}