body {
    text-align: center;
}

.class__modal {
    box-sizing: border-box;
    position: absolute;
    left:calc(50% - 100px);
    top:200px;
    width: 200px;
    height: 120px;
    background-color: rgba(255,255,0,0.5);

    color:blue;
    border: green 3px solid;
    border-radius: 15px;
    box-shadow: 0 8px 26px rgba(0,0,0,0.4), 0 28px 30px rgba(0,0,0,0.3);
    text-align: center;
    font-size: 1.5em;
    font-weight: 700;
    padding-top: 40px;
}