用CSS实现一些特殊的形状
虽然我们现在大都使用字体图标或者svg图片,似乎使用 CSS 来做图标意义不是很大,但怎么实现这些图标用到的一些技巧及思路是很值得我们的学习。
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| .lock { font-size: 8px; position: relative; width: 18em; height: 13em; border-radius: 2em; top: 10em; box-sizing: border-box; border: 3.5em solid red; border-right-width: 7.5em; border-left-width: 7.5em; margin: 0 0 6rem 0; } .lock:before { content: ""; box-sizing: border-box; position: absolute; border: 2.5em solid red; width: 14em; height: 12em; left: 50%; margin-left: -7em; top: -12em; border-top-left-radius: 7em; border-top-right-radius: 7em; } .lock:after { content: ""; box-sizing: border-box; position: absolute; border: 1em solid red; width: 5em; height: 8em; border-radius: 2.5em; left: 50%; top: -1em; margin-left: -2.5em; }
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| .pointer { width: 200px; height: 40px; position: relative; background: red; } .pointer:after { content: ""; position: absolute; left: 0; bottom: 0; width: 0; height: 0; border-left: 20px solid white; border-top: 20px solid transparent; border-bottom: 20px solid transparent; } .pointer:before { content: ""; position: absolute; right: -20px; bottom: 0; width: 0; height: 0; border-left: 20px solid red; border-top: 20px solid transparent; border-bottom: 20px solid transparent; }
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| .base { background: red; display: inline-block; height: 55px; margin-left: 20px; margin-top: 55px; position: relative; width: 100px; } .base:before { border-bottom: 35px solid red; border-left: 50px solid transparent; border-right: 50px solid transparent; content: ""; height: 0; left: 0; position: absolute; top: -35px; width: 0; }
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| .cross { background: red; height: 100px; position: relative; width: 20px; } .cross:after { background: red; content: ""; height: 20px; left: -40px; position: absolute; top: 40px; width: 100px; }
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| .cone { width: 0; height: 0; border-left: 70px solid transparent; border-right: 70px solid transparent; border-top: 100px solid red; border-radius: 50%; }
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| .flag { width: 110px; height: 56px; box-sizing: content-box; padding-top: 15px; position: relative; background: red; color: white; font-size: 11px; letter-spacing: 0.2em; text-align: center; text-transform: uppercase; } .flag:after { content: ""; position: absolute; left: 0; bottom: 0; width: 0; height: 0; border-bottom: 13px solid #eee; border-left: 55px solid transparent; border-right: 55px solid transparent; }
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| .moon { width: 80px; height: 80px; border-radius: 50%; box-shadow: 15px 15px 0 0 red; }
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| .magnifying-glass { font-size: 10em; display: inline-block; width: 0.4em; box-sizing: content-box; height: 0.4em border: 0.1em solid red; position: relative; border-radius: 0.35em; } .magnifying-glass:before { content: ""; display: inline-block; position: absolute; right: -0.25em; bottom: -0.1em; border-width: 0; background: red; width: 0.35em; height: 0.08em; transform: rotate(45deg); }
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| .chevron { position: relative; text-align: center; padding: 12px; margin-bottom: 6px; height: 60px; width: 200px; } .chevron:before { content: ''; position: absolute; top: 0; left: 0; height: 100%; width: 51%; background: red; transform: skew(0deg, 6deg); } .chevron:after { content: ''; position: absolute; top: 0; right: 0; height: 100%; width: 50%; background: red; transform: skew(0deg, -6deg); }
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| .tv { position: relative; width: 200px; height: 150px; margin: 20px 0; background: red; border-radius: 50% / 10%; color: white; text-align: center; text-indent: .1em; } .tv:before { content: ''; position: absolute; top: 10%; bottom: 10%; right: -5%; left: -5%; background: inherit; border-radius: 5% / 50%; }
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| .space-invader { box-shadow: 0 0 0 1em red, 0 1em 0 1em red, -2.5em 1.5em 0 .5em red, 2.5em 1.5em 0 .5em red, -3em -3em 0 0 red, 3em -3em 0 0 red, -2em -2em 0 0 red, 2em -2em 0 0 red, -3em -1em 0 0 red, -2em -1em 0 0 red, 2em -1em 0 0 red, 3em -1em 0 0 red, -4em 0 0 0 red, -3em 0 0 0 red, 3em 0 0 0 red, 4em 0 0 0 red, -5em 1em 0 0 red, -4em 1em 0 0 red, 4em 1em 0 0 red, 5em 1em 0 0 red, -5em 2em 0 0 red, 5em 2em 0 0 red, -5em 3em 0 0 red, -3em 3em 0 0 red, 3em 3em 0 0 red, 5em 3em 0 0 red, -2em 4em 0 0 red, -1em 4em 0 0 red, 1em 4em 0 0 red, 2em 4em 0 0 red; background: red; width: 1em; height: 1em; overflow: hidden; margin: 50px 0 70px 65px; }
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| .badge-ribbon { position: relative; background: red; height: 100px; width: 100px; border-radius: 50px; } .badge-ribbon:before, .badge-ribbon:after { content: ''; position: absolute; border-bottom: 70px solid red; border-left: 40px solid transparent; border-right: 40px solid transparent; top: 70px; left: -10px; transform: rotate(-140deg); } .badge-ribbon:after { left: auto; right: -10px; transform: rotate(140deg); }
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| .yin-yang { width: 96px; box-sizing: content-box; height: 48px; background: #eee; border-color: red; border-style: solid; border-width: 2px 2px 50px 2px; border-radius: 100%; position: relative; } .yin-yang:before { content: ""; position: absolute; top: 50%; left: 0; background: #eee; border: 18px solid red; border-radius: 100%; width: 12px; height: 12px; box-sizing: content-box; } .yin-yang:after { content: ""; position: absolute; top: 50%; left: 50%; background: red; border: 18px solid #eee; border-radius: 100%; width: 12px; height: 12px; box-sizing: content-box; }
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| .burst-8 { background: red; width: 80px; height: 80px; position: relative; text-align: center; transform: rotate(20deg); } .burst-8:before { content: ""; position: absolute; top: 0; left: 0; height: 80px; width: 80px; background: red; transform: rotate(135deg); }
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| .burst-12 { background: red; width: 80px; height: 80px; position: relative; text-align: center; } .burst-12:before, .burst-12:after { content: ""; position: absolute; top: 0; left: 0; height: 80px; width: 80px; background: red; } .burst-12:before { transform: rotate(30deg); } .burst-12:after { transform: rotate(60deg); }
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| .talkbubble { width: 120px; height: 80px; background: red; position: relative; -moz-border-radius: 10px; -webkit-border-radius: 10px; border-radius: 10px; } .talkbubble:before { content: ""; position: absolute; right: 100%; top: 26px; width: 0; height: 0; border-top: 13px solid transparent; border-right: 26px solid red; border-bottom: 13px solid transparent; }
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| .pacman { width: 0px; height: 0px; border-right: 60px solid transparent; border-top: 60px solid red; border-left: 60px solid red; border-bottom: 60px solid red; border-top-left-radius: 60px; border-top-right-radius: 60px; border-bottom-left-radius: 60px; border-bottom-right-radius: 60px; }
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| .egg { display: block; width: 126px; height: 180px; background-color: red; border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%; }
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| .diamond-narrow { width: 0; height: 0; border: 50px solid transparent; border-bottom: 70px solid red; position: relative; top: -50px; } .diamond-narrow:after { content: ''; position: absolute; left: -50px; top: 70px; width: 0; height: 0; border: 50px solid transparent; border-top: 70px solid red; }
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| .cut-diamond { border-style: solid; border-color: transparent transparent red transparent; border-width: 0 25px 25px 25px; height: 0; width: 50px; box-sizing: content-box; position: relative; margin: 20px 0 50px 0; } .cut-diamond:after { content: ""; position: absolute; top: 25px; left: -25px; width: 0; height: 0; border-style: solid; border-color: red transparent transparent transparent; border-width: 70px 50px 0 50px; }
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| .diamond-shield { width: 0; height: 0; border: 50px solid transparent; border-bottom: 20px solid red; position: relative; top: -50px; } .diamond-shield:after { content: ''; position: absolute; left: -50px; top: 20px; width: 0; height: 0; border: 50px solid transparent; border-top: 70px solid red; }
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| .diamond { width: 0; height: 0; border: 50px solid transparent; border-bottom-color: red; position: relative; top: -50px; } .diamond:after { content: ''; position: absolute; left: -50px; top: 50px; width: 0; height: 0; border: 50px solid transparent; border-top-color: red; }
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| .infinity { position: relative; width: 212px; height: 100px; box-sizing: content-box; } .infinity:before, .infinity:after { content: ""; box-sizing: content-box; position: absolute; top: 0; left: 0; width: 60px; height: 60px; border: 20px solid red; border-radius: 50px 50px 0 50px; transform: rotate(-45deg); } .infinity:after { left: auto; right: 0; border-radius: 50px 50px 50px 0; transform: rotate(45deg); }
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| .heart { position: relative; width: 100px; height: 90px; } .heart:before, .heart:after { position: absolute; content: ""; left: 50px; top: 0; width: 50px; height: 80px; background: red; border-radius: 50px 50px 0 0; transform: rotate(-45deg); transform-origin: 0 100%; } .heart:after { left: 0; transform: rotate(45deg); transform-origin: 100% 100%; }
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| .octagon { width: 100px; height: 100px; background: red; position: relative; } .octagon:before { content: ""; width: 100px; height: 0; position: absolute; top: 0; left: 0; border-bottom: 29px solid red; border-left: 29px solid #eee; border-right: 29px solid #eee; } .octagon:after { content: ""; width: 100px; height: 0; position: absolute; bottom: 0; left: 0; border-top: 29px solid red; border-left: 29px solid #eee; border-right: 29px solid #eee; }
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| .hexagon { width: 100px; height: 55px; background: red; position: relative; } .hexagon:before { content: ""; position: absolute; top: -25px; left: 0; width: 0; height: 0; border-left: 50px solid transparent; border-right: 50px solid transparent; border-bottom: 25px solid red; } .hexagon:after { content: ""; position: absolute; bottom: -25px; left: 0; width: 0; height: 0; border-left: 50px solid transparent; border-right: 50px solid transparent; border-top: 25px solid red; }
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| .pentagon { position: relative; width: 54px; box-sizing: content-box; border-width: 50px 18px 0; border-style: solid; border-color: red transparent; } .pentagon:before { content: ""; position: absolute; height: 0; width: 0; top: -85px; left: -18px; border-width: 0 45px 35px; border-style: solid; border-color: transparent transparent red; }
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| .star-five { margin: 50px 0; position: relative; display: block; color: red; width: 0px; height: 0px; border-right: 100px solid transparent; border-bottom: 70px solid red; border-left: 100px solid transparent; transform: rotate(35deg); } .star-five:before { border-bottom: 80px solid red; border-left: 30px solid transparent; border-right: 30px solid transparent; position: absolute; height: 0; width: 0; top: -45px; left: -65px; display: block; content: ''; transform: rotate(-35deg); } .star-five:after { position: absolute; display: block; color: red; top: 3px; left: -105px; width: 0px; height: 0px; border-right: 100px solid transparent; border-bottom: 70px solid red; border-left: 100px solid transparent; transform: rotate(-70deg); content: ''; }
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| .star-six { width: 0; height: 0; border-left: 50px solid transparent; border-right: 50px solid transparent; border-bottom: 100px solid red; position: relative; } .star-six:after { width: 0; height: 0; border-left: 50px solid transparent; border-right: 50px solid transparent; border-top: 100px solid red; position: absolute; content: ""; top: 30px; left: -50px; }
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| .parallelogram { width: 150px; height: 100px; transform: skew(20deg); background: red; }
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| .trapezoid { border-bottom: 100px solid red; border-left: 25px solid transparent; border-right: 25px solid transparent; height: 0; width: 100px; }
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| .curvedarrow { position: relative; width: 0; height: 0; border-top: 9px solid transparent; border-right: 9px solid red; transform: rotate(10deg); } .curvedarrow:after { content: ""; position: absolute; border: 0 solid transparent; border-top: 3px solid red; border-radius: 20px 0 0 0; top: -12px; left: -9px; width: 12px; height: 12px; transform: rotate(45deg); }
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