.social-auth-icon__google {
    margin-right: 10px;
    outline: none;
    border: none;
    display: inline-block;
    width: 32px;
    height: 32px;
    background: url(https://ulogin.ru/version/3.0/img/providers-64-flat.png?version=img.3.0.1) 0px -206px / 32px no-repeat;
}

.social-auth-icon__vk {
    margin-right: 10px;
    outline: none;
    border: none;
    display: inline-block;
    width: 32px;
    height: 32px;
    background: url("https://ulogin.ru/version/3.0/img/providers-64-flat.png?version=img.3.0.1") 0px -36px / 32px no-repeat;
}

.social-auth-icon__yandex {
    margin-right: 10px;
    outline: none;
    border: none;
    display: inline-block;
    width: 32px;
    height: 32px;
    background: url("https://ulogin.ru/version/3.0/img/providers-64-flat.png?version=img.3.0.1") 0px -240px / 32px no-repeat;
}

.authlogin-social-btns {
    display: flex;
    justify-content: center;
}