dl, dt, dd, ul {
    margin: 0;
    padding: 0;
}

ul {
    list-style: none;
}

a {
    text-decoration: none;
}

.picker-box {
    -webkit-user-select: none;
}

    .picker-box dt {
        background-color: #dbdbdb;
        padding: 5px 20px;
    }

    .picker-box dd {
        padding: 8px 20px;
        border-bottom: 1px solid #dbdbdb;
    }

.pro-picker, .city-picker {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    background-color: #fff;
    overflow: auto;
    width: 100%;
}
    .pro-picker dt {
        color: #ff6a00;
    }

.city-picker li {
    padding: 10px 20px;
    border-bottom: 1px solid #dbdbdb;
}

.navbar {
    position: fixed;
    top: 50%;
    right: 0;
    width: 20px;
    -webkit-transform: translate(0,-50%);
    transform: translate(0,-50%);
    border-radius: 5px;
}

    .navbar a {
        display: block;
        text-align: center;
        color: #ff6a00;
    }

    .navbar.active {
        background-color: grey;
    }

        .navbar.active a {
            color: #fff;
        }

.picker-box .prompt {
    display: block;
    width: 40px;
    height: 40px;
    line-height: 40px;
    font-size: 18px;
    border-radius: 50%;
    background-color: gray;
    color: #fff;
    text-align: center;
    position: fixed;
    top: 50%;
    left: 50%;
    -webkit-transform: translate(-50%,-50%);
    transform: translate(-50%,-50%);
}