.matter-box {
    background: #FFF;
    padding: 15px 20px;
}

.matter-box .matter-item {
    position: relative;
    padding: 10px 30px 10px 0;
    border-bottom: 1px solid #FFF;
}

.matter-box .matter-item:hover {
    border-bottom-color: #DEDEDE;
}

.matter-box .matter-item .matter-btn {
    display: none;
    position: absolute;
    right: 5px;
    top: 10px;
}

.matter-box .matter-item:hover .matter-btn {
    display: inherit;
}