.search {
    position: absolute;
    top: 0;
    left: 112px;
    width: 100px;
    height: 20px;
    padding: 5px;
    border: 1px solid black;
    background-color: #a696fb;
    color: #0d550c;
    font-weight: bold;
    text-align: center;
    vertical-align: middle;
    cursor: pointer;

}
  .search:hover {
        background-color: lawngreen;
    }

.startpage {
    position: absolute;
    left: 0;
    top: 0;
    width: 100px;
    height: 20px;
    padding: 5px;
    text-align: center;
    color: green;
    font-weight: bold;
    cursor: pointer;
    background-color: lightgreen;
    z-index: 300;
    border: 1px solid darkgreen;
}

    .startpage:hover {
        background-color: blue;
        color: white;
    }

#loading {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 150px;
    height: 100px;
    margin-top: -50px; /* Half the height */
    margin-left: -75px; /* Half the width */
    visibility: hidden;
}

#frame {
    position: absolute;
    left: 50%;
    margin-left: -310px;
    top: 42px;
    width: 620px;
    height: 560px;
    visibility: hidden;
    font-family: Verdana;
    font-size: 18px;
    /*background-color:white;*/
}


    #frame::-webkit-scrollbar {
        display: none;
    }

#iframe {
    width: 620px;
    height: 100%;
    background-color: white;
    -webkit-box-shadow: 7px 10px 11px 0px rgba(0,0,0,0.75);
    -moz-box-shadow: 7px 10px 11px 0px rgba(0,0,0,0.75);
    box-shadow: 7px 10px 11px 0px rgba(0,0,0,0.75);
}

.operator {
    position: absolute;
    height: 26px;
    width: 60px;
    top: 6px;
    font-size: 20px;
    font-weight: bold;
    text-decoration: none;
    color: green;
    cursor: pointer;
    right: 15px;
    top: -28px;
}

    .operator:hover {
        border: 1px solid blue;
        color: blue;
    }