.button-row {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    min-width: 100%;
    width: 100%;
    height: auto;
    max-height: 12vh;
    align-items: center;
    padding-top: 3vh;
    padding-bottom: 3vh;
    justify-content: center;
}

.link-button {
    display: flex;
    width: 20%;
    height: 80%;
    padding: 16px;
    background-color: #333333;
    color:#ffffff;
    margin-left: 7px;
    margin-right: 7px;
    text-align: center;
    justify-content: center;
    transition: background-color 0.2s ease;
}

.link-button:hover {
    background-color: #555555;
    cursor: pointer;
}

.button-row .link-button {
    display: flex;
    flex-direction: column;
    width: 28vw;
}