/* Split the screen in half */
.split {
    position: fixed;
    z-index: 1;
    top: 0;
    overflow-x: hidden;
    padding-top: 20px;
    border: 1px;
}

/* Control the left side */
.left {
    height: 80%;
    width: 70%;
    left: 0;
    background-color: white;
}

/* Control the right side */
.right {
    height: 80%;
    width: 30%;
    right: 0;
    background-color: white;
}

/* If you want the content centered horizontally and vertically */
.centered {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
}

    /* Style the image inside the centered container, if needed */
    .centered img {
        width: 150px;
        border-radius: 50%;
    }

div#spinner {
    display: none;
    width: 100px;
    height: 100px;
    position: fixed;
    top: 50%;
    left: 50%;
    background: url(loader.gif) no-repeat center #fff;
    text-align: center;
    padding: 10px;
    font: normal 16px Tahoma, Geneva, sans-serif;
    border: 1px solid #666;
    margin-left: -50px;
    margin-top: -50px;
    z-index: 2;
    overflow: auto;
}

/* Create two unequal columns that floats next to each other */
.column {
    float: left;
    padding: 10px;
    height: 300px; /* Should be removed. Only for demonstration */
}

.left {
    width: 25%;
}

.right {
    width: 75%;
}

/* Clear floats after the columns */
.row:after {
    content: "";
    display: table;
    clear: both;
}

.lblErrorMessage {
    color: red
}