.demo {
margin: 20px;
}
.patterns {
width: 200px;
height: 200px;
float: left;
margin: 10px;
box-shadow: 0 1px 8px #666;
}
.pt1 {
background-size: 50px 50px;
background-color: #0ae;
background-image: -webkit-linear-gradient(rgba(255, 255, 255, .2) 50%, transparent 50%, transparent);
background-image: -moz-linear-gradient(rgba(255, 255, 255, .2) 50%, transparent 50%, transparent);
background-image: -ms-linear-gradient(rgba(255, 255, 255, .2) 50%, transparent 50%, transparent);
background-image: -o-linear-gradient(rgba(255, 255, 255, .2) 50%, transparent 50%, transparent);
background-image: linear-gradient(rgba(255, 255, 255, .2) 50%, transparent 50%, transparent);
}
.pt2 {
background-size: 50px 50px;
background-color: #f90;
background-image: -webkit-linear-gradient(0deg, rgba(255, 255, 255, .2) 50%, transparent 50%, transparent);
background-image: -moz-linear-gradient(0deg, rgba(255, 255, 255, .2) 50%, transparent 50%, transparent);
background-image: -mslinear-gradient(0deg, rgba(255, 255, 255, .2) 50%, transparent 50%, transparent);
background-image: -olinear-gradient(0deg, rgba(255, 255, 255, .2) 50%, transparent 50%, transparent);
background-image: linear-gradient(0deg, rgba(255, 255, 255, .2) 50%, transparent 50%, transparent);
}
.pt3 {
background-size: 50px 50px;
background-color: white;
background-image: -webkit-linear-gradient(transparent 50%, rgba(200, 0, 0, .5) 50%, rgba(200, 0, 0, .5)), -webkit-linear-gradient(0deg, transparent 50%, rgba(200, 0, 0, .5) 50%, rgba(200, 0, 0, .5));
background-image: -moz-linear-gradient(transparent 50%, rgba(200, 0, 0, .5) 50%, rgba(200, 0, 0, .5)), -moz-linear-gradient(0deg, transparent 50%, rgba(200, 0, 0, .5) 50%, rgba(200, 0, 0, .5));
background-image: -ms-linear-gradient(transparent 50%, rgba(200, 0, 0, .5) 50%, rgba(200, 0, 0, .5)), -ms-linear-gradient(0deg, transparent 50%, rgba(200, 0, 0, .5) 50%, rgba(200, 0, 0, .5));
background-image: -o-linear-gradient(transparent 50%, rgba(200, 0, 0, .5) 50%, rgba(200, 0, 0, .5)), -o-linear-gradient(0deg, transparent 50%, rgba(200, 0, 0, .5) 50%, rgba(200, 0, 0, .5));
background-image: linear-gradient(transparent 50%, rgba(200, 0, 0, .5) 50%, rgba(200, 0, 0, .5)), linear-gradient(0deg, transparent 50%, rgba(200, 0, 0, .5) 50%, rgba(200, 0, 0, .5));
}
.pt4 {
background-size: 50px 50px;
background-color: #ac0;
background-image: -webkit-linear-gradient(45deg, rgba(255, 255, 255, .2) 25%, transparent 25%, transparent 50%, rgba(255, 255, 255, .2) 50%, rgba(255, 255, 255, .2) 75%, transparent 75%, transparent);
background-image: -moz-linear-gradient(45deg, rgba(255, 255, 255, .2) 25%, transparent 25%, transparent 50%, rgba(255, 255, 255, .2) 50%, rgba(255, 255, 255, .2) 75%, transparent 75%, transparent);
background-image: -ms-linear-gradient(45deg, rgba(255, 255, 255, .2) 25%, transparent 25%, transparent 50%, rgba(255, 255, 255, .2) 50%, rgba(255, 255, 255, .2) 75%, transparent 75%, transparent);
background-image: -o-linear-gradient(45deg, rgba(255, 255, 255, .2) 25%, transparent 25%, transparent 50%, rgba(255, 255, 255, .2) 50%, rgba(255, 255, 255, .2) 75%, transparent 75%, transparent);
background-image: linear-gradient(45deg, rgba(255, 255, 255, .2) 25%, transparent 25%, transparent 50%, rgba(255, 255, 255, .2) 50%, rgba(255, 255, 255, .2) 75%, transparent 75%, transparent);
}
.pt5 {
background-size: 50px 50px;
background-color: #c16;
background-image: -webkit-linear-gradient(-45deg, rgba(255, 255, 255, .2) 25%, transparent 25%, transparent 50%, rgba(255, 255, 255, .2) 50%, rgba(255, 255, 255, .2) 75%, transparent 75%, transparent);
background-image: -moz-linear-gradient(-45deg, rgba(255, 255, 255, .2) 25%, transparent 25%, transparent 50%, rgba(255, 255, 255, .2) 50%, rgba(255, 255, 255, .2) 75%, transparent 75%, transparent);
background-image: -ms-linear-gradient(-45deg, rgba(255, 255, 255, .2) 25%, transparent 25%, transparent 50%, rgba(255, 255, 255, .2) 50%, rgba(255, 255, 255, .2) 75%, transparent 75%, transparent);
background-image: -o-linear-gradient(-45deg, rgba(255, 255, 255, .2) 25%, transparent 25%, transparent 50%, rgba(255, 255, 255, .2) 50%, rgba(255, 255, 255, .2) 75%, transparent 75%, transparent);
background-image: linear-gradient(-45deg, rgba(255, 255, 255, .2) 25%, transparent 25%, transparent 50%, rgba(255, 255, 255, .2) 50%, rgba(255, 255, 255, .2) 75%, transparent 75%, transparent);
}