@media screen and (max-width: 820px) {
    .navbar {
        position: fixed;
        left: 0;
        top: 0;
        width: 100%;
        z-index: 99;
        background-color: #20242d;
        padding: 10px;
    }
    .header {
        padding-top: 55px;
    }
    .navbar-toggler:focus {
        box-shadow: none;
    }
    .navbar-toggler-icon i {
        color: #fff;
        font-size: 36px;
    }
    .right-sidebar {
        display: none;
        position: relative;
        width: 100%;
        right: 0;
    }
    .menu-slider__after ul li {
        flex: 0 0 46%;
    }
    .menu-slider__after a {
        width: 100%;
        display: inline-block;
    }
    .jackpot-item {
        margin-bottom: 10px;
    }
    .slot-item {
        margin-bottom: 10px;
    }
    .footer-navbar nav {
        align-items: flex-end;
    }
    .footer-navbar ul {
        flex-direction: column;
        align-items: flex-start;
    }
    .navbar-collapse {
        padding: 10px 0;
        text-align: center;
    }
    .navbar-auth {
        display: flex;
        justify-content: center;
        gap: 10px;
        padding: 10px;
    }
    .navbar-auth a {
        flex: 0 0 48%;
    }
    .slot-img {
        width: 60px;
        height: 60px;
    }
    .slot-title {
        font-size: 14px;
    }
    .slot-play {
        font-size: 12px;
    }
    .related-title {
        font-size: 18px;
    }
}