.tool-content {
    box-shadow: var(--card-shadow);
    border: 1px solid var(--border-color);
    padding: 1.2em;
    border-radius: .6em;
    position: relative;
    overflow: hidden;
}

.tool-content .keyboard {
    display: flex;
    justify-content: center;
    gap: 0 20px;
    background-color: #faebd7;
    width: 100%;
    min-width: 1096px;
    padding: 20px 18px;
    border-radius: 7px;
    font-family: var(--font-simple);
    font-size: 12px;
    position: relative;
}

.tool-content .keyboard span{
    width: 40px;
    height: 38px;
    line-height: 16px;
    margin: 3px;
    text-align: center;
    border: 1px solid #000;
    border-radius: 5px;
    float: left;
    background-color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
}

.tool-content .keyboard span.empty{
    border-color: transparent;
    background-color: transparent;
}

/*字母数字键区*/
.tool-content .keyboard .keyboard-alphanumeric{
    display: flex;
    flex-direction: column;
    gap: 5px;
}

/*功能键区*/
.tool-content .keyboard .keyboard-function{
    display: flex;
    flex-direction: column;
    gap: 5px;
}

/*数字键区*/
.tool-content .keyboard .keyboard-numeric{
    display: flex;
    flex-direction: column;
    gap: 5px;
}

/*其他键区*/
.tool-content .keyboard .keyboard-other{
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.tool-hint{
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 0 8px;
    font-size: 14px;
    line-height: 27px;
    color: #63656d;
    font-weight: 400;
    background: #faebd7;
    border-radius: 7px;
    padding: 15px 18px;
    border-top: solid 1px #f3d7b3;
}

.ul-list{
    list-style: disc;
    padding-left: 20px;
    margin-bottom: 1em;
}

.ul-list li{
    margin-bottom: 5px;
}

@media (max-width: 768px) {
    .tool-content {
        padding: .8em !important;
        box-shadow: unset;
    }
}