.preloader {left: 0px;top: 0px;z-index: -10000;height: 600px;display: block;text-align:center; align-items:center;display:flex;padding:1rem 1rem;position:fixed;top:0;left:0;z-index:1050;width:100%;height:100%;overflow:hidden;outline:0;background: #fff;opacity:0.6;filter:alpha(opacity=60); /* IE < 9.0 */}
.btn1 {
  background: rgb(140,197,65); /* Old browsers */
  background: -moz-linear-gradient(top, rgba(140,197,65,1) 0%, rgba(20,167,81,1) 100%); /* FF3.6-15 */
  background: -webkit-linear-gradient(top, rgba(140,197,65,1) 0%,rgba(20,167,81,1) 100%); /* Chrome10-25,Safari5.1-6 */
  background: linear-gradient(to bottom, rgba(140,197,65,1) 0%,rgba(20,167,81,1) 100%); /* W3C, IE10+, FF16+, Chrome26+, Opera12+, Safari7+ */
  filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#44afe7', endColorstr='#3198df',GradientType=0 );
  color: #fff;display: block;width: 100%;border: 1px solid rgba(46, 86, 153, 0.0980392);border-bottom-color: rgba(46, 86, 153, 0.4);border-top: 0;border-radius: 4px;font-size: 17px;
  text-shadow: rgba(46, 86, 153, 0.298039) 0px -1px 0px;line-height: 34px;-webkit-font-smoothing: antialiased;font-weight: bold;display : block;margin-top: 20px;
}
.btn1:hover {
	cursor: pointer;
}