*,*::before,*::after {
  box-sizing: border-box;
}
body{
	margin: 0;
	font-family: arial;
	background:#fff;
	font-size: 18px;
	font-weight: 400;
	line-height: 1.6;
    overflow-x:hidden;
}

.main_container{
	height: 100vh;
	overflow: auto;
}
.block-row{
	min-height: 100vh;
	background-size: cover;
	background-position: center center;
	background-blend-mode: darken;
	background-color: #232323;
	font-size: 20px;
	color: #fff;
}


#particles-js{
	position: absolute;
	top: 0;
	width: 100%;
	height: 1400px;
	z-index: 10000;
}

@media only screen and (max-width: 700px) {
  #particles-js{
	position: absolute;
	top: 0;
	width: 100%;
	height: 1000px;
	z-index: 10;
}
}