assets/style.css

/* style.css */
.dropdown-alto .Select-control {
    height: 52px;
    display: flex;
    align-items: center;
    font-size: 24px;
}

.dropdown-alto .Select-value {
    position: absolute;
    left: 0;
    right: 0;
    top: 50%;
    transform: translateY(+20%);
    text-align: center;
    pointer-events: none;
}

.dropdown-alto .Select-value-label {
    width: 100%;
    text-align: center;
}

.dropdown-alto .Select-placeholder {
    position: absolute;
    left: 0;
    right: 0;
    top: 50%;
    transform: translateY(+20%);
    text-align: center;
}

.dropdown-alto .Select-arrow-zone {
    margin-left: auto;
    padding-right: 10px;
    display: flex;
    align-items: center;
}