.docItem{
    box-sizing: border-box;
    padding: 12px 0;
}

.docL{
    width: calc(100% - 100px);
}

.docL img{
    width: 24px;
    height: 24px;
    margin-right: 5px;
    flex-shrink: 0;
}

.docL img:nth-child(2){
    display: none;
}

.docL p{
    font-size: 18px;
    color: #333333;
}

.docItem .time{
    flex-shrink: 0;
    font-size: 16px;
    color: #5D5F62;
    margin-left: 10px;
}

.docItem:hover img:nth-child(1){
    display: none;
}

.docItem:hover img:nth-child(2){
    display: block;
}
.docItem:hover p{
    font-weight: bold;
}

.docItem:nth-child(5n){
    border-bottom: 1px solid #EEF0F1;
    padding-bottom: 40px;
    margin-bottom: 40px;
}

@media screen and (max-width: 540px){
    .docL{
        width: 100%;
    }
    
    .docL img{
        width: 14px;
        height: 14px;
    }

    .docL p{
        font-size: 14px;
    }

    .docItem .time{
        display: none;
    }

    .docItem:nth-child(5n){
        padding-bottom: 20px;
        margin-bottom: 20px;
    }
}