.container {
    background: black;
    width: 100%;
    height: 100%;
    overflow: auto;
}

.text {
    color: #ffffff;
    font-size: 100px;
}

.inner {
    position: relative;
}

.block {
    background: #ffffff;
    min-height: 100px;
    border-radius: 10px;
    position: fixed;
    left: 50%;
    bottom: 100px;
    right: 50px;
}

.circle {
    background: red;
    height: 100px;
    width: 100px;
    border-radius: 100%;
    position: absolute;
    left: 100px;
    bottom: 50%;
}