.leaflet-container .leaflet-control-custom-button {
    position: relative;
    background: #fff;
    border: 2px solid rgba(0, 0, 0, 0.2);
    background-clip: padding-box;
    -moz-border-radius: 4px;
    -webkit-border-radius: 4px;
    border-radius: 4px;
    background-color: rgba(255, 255, 255, 0.8);
    z-index: 1000;
    margin-left: 10px;
    margin-top: 10px;
}

.custom-button {
    display: block;
    background-repeat: no-repeat;
    background-color: #fff;
    background-position: 50% 50%;
    background-size: 26px;
    border-radius: 4px;
    padding: 4px;
    width: 30px;
    height: 30px;
}

.custom-button:hover {
    background-color: #f4f4f4;
}