.bottom-dialog {
    position: absolute;
    bottom: 20px;
    left: 20px;
}

.join-us-main {
    background-color: #5b78b0;
    min-height: 100vh;
    height: 100vh;
}

.about-us-main {
    background-color: #5b78b0;
    height: 100vh;
}