【css】
background-image:repeating-linear-gradient(-45deg,rgba(255,187,221,0.5),rgba(255,187,221,0.5) 8px,rgba(255,255,255,0.5) 8px,rgba(255,255,255,0.5) 16px);
background-image:repeating-linear-gradient(-45deg,rgba(255,221,102,0.5),rgba(255,221,102,0.5) 8px,rgba(255,255,255,0.5) 8px,rgba(255,255,255,0.5) 16px);
background-image:repeating-linear-gradient(-45deg,rgba(204,238,119,0.5),rgba(204,238,119,0.5) 8px,rgba(255,255,255,0.5) 8px,rgba(255,255,255,0.5) 16px);
background-image:repeating-linear-gradient(-45deg,rgba(187,221,255,0.5),rgba(187,221,255,0.5) 8px,rgba(255,255,255,0.5) 8px,rgba(255,255,255,0.5) 16px);
background-image:repeating-linear-gradient(-45deg,rgba(204,187,255,0.5),rgba(204,187,255,0.5) 8px,rgba(255,255,255,0.5) 8px,rgba(255,255,255,0.5) 16px);