.banner.banner--promotion {
    background-color: #fff;
    padding: 15px;
    margin: 15px 0;
    border: 1px solid #ebebeb;
    border-radius: 4px;

}
.banner.banner--promotion .banner__text{
    font-size: 14px;
}
.banner.banner--promotion .banner__title{
    font-size: 22px;
    text-align: center;
}
.banner.banner--promotion .banner__link{
    display: inline-block;
    width: 100%;
    text-align: center;
}
.banner.banner--promotion .banner__link img{
    width: auto;
    max-width: 100%;
}
.banner.banner--promotion .banner__join{
    margin: 10px 0;
    display: block;
}