.stores_block_help br {
    display: none;
}

.stores_block_wrapper {
    position: relative;
    display: inline-block;
    cursor: help;
}

.stores_block_wrapper .stores_block_help {
    visibility: hidden;
    background-color: #2f333a;
    color: white;
    text-align: left;
    border-radius: 6px;
    padding: 10px;
    position: absolute;
    z-index: 1;
    top: 50%;
    transform: translateY(-50%);
    right: 105%;
    opacity: 0;
    transition: opacity 0.3s;
    font-size: 12px;
    line-height: 1.4;
    width: 100%;
}

.stores_block_wrapper:hover .stores_block_help {
    visibility: visible;
    opacity: 1;
}

.stores_block_help:after{
    content: '';
    position: absolute; 
    top: 50%; 
    left: 100%;
    margin-top: -10px;
    width: 0;
    height: 0;
    border-style: solid;
    border-width: 10px 0 10px 10px;
    border-color: transparent transparent transparent #2f333a;
}