.slider h3,
.slider h5,
.slider img{
	object-fit: scale-down;
	background-size: contain;
}
.clients h3 {
	text-shadow: 1px 1px 3px rgba(0,0,0,0.5);
}

.parallax-container {
height : 100%;


}

.parallax img {
	filter : grayscale(0.7);
	opacity: 0.5 !important;
}

.clients img {
	max-width: 100px;
	filter : drop-shadow(1px 1px 1px rgba(0,0,0,0.8));
	padding: 10px 0;

}

.system img {
	max-width: 250px;
	filter : drop-shadow(1px 1px 1px rgba(0,0,0,0.8));
	padding: 10px 0;

}

section {
	padding: 20px 0;
}


.trucks img {
	max-width: 150px;
	filter : drop-shadow(1px 1px 1px rgba(0,0,0,0.8));

}

h5 {
  font-size: 1.81em;
  letter-spacing: 0.06em; 
}

h6 {
  color: #10527a; 
}



* #box {
    border-style: double;
    border-color: #00acc1;
    border-width: 10px;
    padding: 50px;
    text-align: center;
    background-color: white;
    font-weight: bold;
    color: #1565c0;
}


body {
    background: no-repeat center fixed
        url();
    background-color: #f0f0f0;

    background-size: cover;
    height: 100vh;
}




css purpose

.whatsapp {
    position: fixed;
    right: 0px;
    top: 52%;
}
.whatsapp h5 {
    color: white;
    background: #20b20f;
    padding: 12px;
    border-radius: 10px;
}