Created
November 29, 2016 10:08
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| <!doctype html> | |
| <html lang="en"> | |
| <head> | |
| <meta charset="utf-8"> | |
| <title>CSS ui</title> | |
| <style> | |
| * { | |
| box-sizing: border-box; | |
| } | |
| body { | |
| font-family: Palanquin; | |
| line-height: 1.618em; | |
| background: #3498db; | |
| color: #fff; | |
| } | |
| .wrapper { | |
| max-width: 50rem; | |
| width: 100%; | |
| margin: 5rem auto; | |
| text-align: center; | |
| } | |
| .spinner { | |
| position: relative; | |
| width: 6rem; | |
| height: 6rem; | |
| margin: 6rem auto; | |
| } | |
| div[class^='curve_'] { | |
| position: absolute; | |
| transform: rotate(135deg); | |
| animation: spin 4s infinite; | |
| } | |
| .curve_top_left{ | |
| width: 3rem; | |
| height: 3rem; | |
| border-top: 0.5rem solid #fff; | |
| border-left: 0.5rem solid #fff; | |
| border-top-left-radius: 200%; | |
| top: 0; | |
| left: 0; | |
| transform-origin: 100% 100%; | |
| } | |
| .curve_bottom_right { | |
| width: 3rem; | |
| height: 3rem; | |
| border-bottom: 0.5rem solid #fff; | |
| border-right: 0.5rem solid #fff; | |
| border-bottom-right-radius: 200%; | |
| bottom: 0; | |
| right: 0; | |
| transform-origin: 0 0; | |
| } | |
| .curve_top_right { | |
| width: 2rem; | |
| height: 2rem; | |
| border-top: 0.5rem solid #fff; | |
| border-right: 0.5rem solid #fff; | |
| border-top-right-radius: 200%; | |
| top: 1rem; | |
| right: 1rem; | |
| transform-origin: 0 100%; | |
| } | |
| .curve_bottom_left { | |
| width: 2rem; | |
| height: 2rem; | |
| border-bottom: 0.5rem solid #fff; | |
| border-left: 0.5rem solid #fff; | |
| border-bottom-left-radius: 200%; | |
| bottom: 1rem; | |
| left: 1rem; | |
| transform-origin: 100% 0; | |
| } | |
| .center_circle { | |
| width: 1.5rem; | |
| height: 1.5rem; | |
| background: #fff; | |
| border-radius: 50%; | |
| position: absolute; | |
| top: 2.25rem; | |
| left: 2.25rem; | |
| animation: pulse 2s infinite; | |
| } | |
| @keyframes spin { | |
| 0% { | |
| transform: rotate(135deg); | |
| opacity: 1; | |
| } | |
| 25% { | |
| opacity: 0.75; | |
| } | |
| 50% { | |
| transform: rotate(675deg); | |
| opacity: 1; | |
| } | |
| 75% { | |
| opacity: 0.75; | |
| } | |
| 100% { | |
| transform: rotate(135deg); | |
| opacity: 1; | |
| } | |
| } | |
| @keyframes pulse { | |
| 0% { | |
| opacity: 1; | |
| } | |
| 50% { | |
| opacity: 0.5; | |
| } | |
| 100% { | |
| opacity: 1; | |
| } | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <div class="wrapper"> | |
| <div class="spinner"> | |
| <div class="curve_top_left"></div> | |
| <div class="curve_bottom_right"></div> | |
| <div class="curve_top_right"></div> | |
| <div class="curve_bottom_left"></div> | |
| <div class="center_circle"></div> | |
| </div> | |
| </div> | |
| </body> | |
| </html> |
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