body {
    background: white;
}

.circular {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    background: linear-gradient(0deg, white 25%, #152440 25%);
    position: relative;
    margin: auto;
    text-align: center;
    line-height: 20rem;
    z-index: 100;
}

.circular:before {
    content: "Documentos";
    width: 150px;
    height: 150px;
    border-radius: 50%;
    background: white content-box;
    position: absolute;
    top: 0;
    left: 0;
    padding: .5em;
    box-sizing: border-box;
    color: #152440;
    font-size: 18px;
    text-align: center;
    line-height: 10rem;
}