.legend{
    background-color: #ffffffc4;
    padding: 10px;
    border-radius: 5px;
}
.overlay{
    border-radius: .25rem;
    -ms-flex-align: center;
    align-items: center;
    display: -ms-flexbox;
    display: flex;
    -ms-flex-pack: center;
    justify-content: center;
    z-index: 50;
}
.map-loader{
    height: 600px;
    display: flex;
    justify-content: center;
    background-image: url(background.png);
}
.btn {
    display: inline-block;
    font-weight: 400;
    color: #212529;
    text-align: center;
    vertical-align: middle;
    cursor: pointer;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    background-color: transparent;
    border: 1px solid transparent;
    padding: .375rem .75rem;
    font-size: 1rem;
    line-height: 1.5;
    border-radius: .25rem;
    transition: color .15s ease-in-out,background-color .15s ease-in-out,border-color .15s ease-in-out,box-shadow .15s ease-in-out;
}
.btn-primary {
    color: #fff;
    background-color: #002e5b;
    border-color: #002e5b;
    box-shadow: none;
}