about.css

body {
    background-color: #e8e8e8;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1600 900'%3E%3Cpolygon fill='%23ff4f4f' points='957 450 539 900 1396 900'/%3E%3Cpolygon fill='%23aa0000' points='957 450 872.9 900 1396 900'/%3E%3Cpolygon fill='%23fa3260' points='-60 900 398 662 816 900'/%3E%3Cpolygon fill='%23b10022' points='337 900 398 662 816 900'/%3E%3Cpolygon fill='%23f00872' points='1203 546 1552 900 876 900'/%3E%3Cpolygon fill='%23b2003d' points='1203 546 1552 900 1162 900'/%3E%3Cpolygon fill='%23e00085' points='641 695 886 900 367 900'/%3E%3Cpolygon fill='%23ac0057' points='587 900 641 695 886 900'/%3E%3Cpolygon fill='%23c90098' points='1710 900 1401 632 1096 900'/%3E%3Cpolygon fill='%239e0071' points='1710 900 1401 632 1365 900'/%3E%3Cpolygon fill='%23aa00aa' points='1210 900 971 687 725 900'/%3E%3Cpolygon fill='%23880088' points='943 900 1210 900 971 687'/%3E%3C/svg%3E");
    background-attachment: fixed;
    background-size: cover;     
}
.container{
    min-height: 70vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center; 
    font-family: 'Roboto', sans-serif;
    font-size: 3.5rem;    
}