.preview {
    max-width: 390px;
    height: auto;
    cursor: pointer;
}

.componentTable {
    border: 1px solid black;
    border-collapse: collapse;
    margin-left: 20px;
    margin-bottom: 20px;
    width: 390px;
    height: 400px;
}

.componentTable td,tr{
    border: 1px solid gray;
    border-collapse: collapse;
}


.centeredbtn{
    margin:auto;
    display:block;
    width: 50%;
}

body {
    overflow-y: scroll;
}
