.join_cust_r {
    max-width: 1160px;
    background-color: #F1F0F0;
    border-radius: 34px;
    padding: 20px;
    overflow: hidden;
}

.join_cust_r .slide-track {
    -webkit-animation: scroll 30s linear infinite;
            animation: scroll 30s linear infinite;
    display: flex;
    width: calc(250px * 14);
}
.join_cust_r .slide {
    width: 250px;
    display: flex;
    align-items: center;
}

@-webkit-keyframes scroll {
    0% {
    -webkit-transform: translateX(0);
            transform: translateX(0);
    }
    100% {
    -webkit-transform: translateX(calc(-250px * 7));
            transform: translateX(calc(-250px * 7));
    }
}

@keyframes scroll {
    0% {
    -webkit-transform: translateX(0);
            transform: translateX(0);
    }
    100% {
    -webkit-transform: translateX(calc(-250px * 7));
            transform: translateX(calc(-250px * 7));
    }
}