body {
    overflow: hidden;
}

.main-title {
    color: #fff;
    font-weight: bold;
    font-size: 35px;
}

.captcha-box {
    display: flex;
    justify-content: center
}

.loader_st {
    position: fixed;
    z-index: 10000;
    margin-left: 0%;
    background-color: rgba(0, 0, 0, 0.8);
    width: 100vw;
    height: 100vh;
    /* display: flex; */
    justify-content: center;
    align-items: center;
}