#GoogleMap1 {
    width: 100%;
    min-height: 300px;
padding: 1%;
    background-color: rgba(230,230,230,0);
    min-width: 100%;
    border: 0px;
    overflow: hidden;

}

#GoogleMap1 iframe{
    width: 100%;
    height: 300px;
min-height: 300px;
    border: 0px;
  
}