html{
margin: 0;
padding: 0;
width: 100%;
height: 100%;
background-color: #A9E5FF;
background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1600 900'%3E%3Cpolygon fill='%2389a6bc' points='957 450 539 900 1396 900'/%3E%3Cpolygon fill='%234e69a3' points='957 450 872.9 900 1396 900'/%3E%3Cpolygon fill='%23b1b4d0' points='-60 900 398 662 816 900'/%3E%3Cpolygon fill='%236b62a3' points='337 900 398 662 816 900'/%3E%3Cpolygon fill='%23cfc7de' points='1203 546 1552 900 876 900'/%3E%3Cpolygon fill='%23693c99' points='1203 546 1552 900 1162 900'/%3E%3Cpolygon fill='%23b17dcc' points='641 695 886 900 367 900'/%3E%3Cpolygon fill='%23882dab' points='587 900 641 695 886 900'/%3E%3Cpolygon fill='%23bc87c9' points='1710 900 1401 632 1096 900'/%3E%3Cpolygon fill='%239a33aa' points='1710 900 1401 632 1365 900'/%3E%3Cpolygon fill='%23dcbede' points='1210 900 971 687 725 900'/%3E%3Cpolygon fill='%23b562b5' points='943 900 1210 900 971 687'/%3E%3C/svg%3E");
background-attachment: fixed;
background-size: cover;
}