.component {}

.component:hover {
    background-color: #000;
}

.button {
    width: 34px;
    height: 34px;
    background: none;
    border: 0;
    color: inherit;
    font: inherit;
    line-height: normal;
    overflow: visible;
    padding: 0;
    cursor: pointer;
}

.button:focus {
    outline: 0;
}

.icon {
    padding: 5px;
}