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Tooltips 对于展示一些信息非常有用,并且不需要什么用户体验。目前有很多 JavaScript 插件实现了这个功能,但是如果你不想使网站更加的笨重,那我们可以使用普通的 CSS 来实现它. 我们可以使用伪元素来拉取信息,并在 :hover 时显示它(你可以使用 HTML 的 title 属性来实现完成的解决方案,但是不能自定义喜欢的样式). HTML代码: - <span class="tooltip-toggle" data-tooltip="Sample text for your tooltip!">
, s; d$ H1 `6 ?0 g4 U3 W - Label for your tooltip* n H+ p& v0 F& G& L4 f
- </span>
复制代码CSS代码: - .tooltip-toggle {
5 [8 k3 z+ ~1 v: a( `# q1 q - cursor: pointer;
7 Q1 [# y: w+ q: I - position: relative;
`- B9 T/ A0 W! d& O8 U - }
" y: z9 j9 j |% k& s8 @, J$ I - .tooltip-toggle svg {
/ \4 F9 X4 }7 H - height: 18px;# B) G) x" O, W: Q+ V' L- o
- width: 18px;
7 i1 x7 O. Y3 D6 |! r - padding-right: 0.5rem;2 c i) t# m; \3 @0 C2 L
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- .tooltip-toggle::before {
. p9 A' c4 Z# } - position: absolute;
7 B, c2 g) d" k- _- a8 d - top: -80px;0 M+ p5 D. ~1 b$ ^: h
- left: -80px;
- X# G& N: x& v- N8 E) n& r - background-color: #2B222A;
0 j/ O0 R# D1 j/ O7 t6 A1 G+ c. S% r" q - border-radius: 5px;; B9 @/ G# r5 H# ]
- color: #fff;
( {8 v' s8 S7 O4 R5 h - content: attr(data-tooltip); h: [# j' j8 b
- padding: 1rem;
: N, ?9 A0 l* G- r# |3 | - text-transform: none;
2 H0 a! ?; |% D2 L& X E! i9 d - -webkit-transition: all 0.5s ease;
. F7 w( z; M8 a- I) L - transition: all 0.5s ease;6 Z* \7 t" ]9 \1 L
- width: 160px;
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8 P- I9 Q \2 }2 Q2 p% A) k - .tooltip-toggle::after {
1 p' J# m* {/ ?/ H - position: absolute;
6 S, p }1 C# d3 m - top: -12px;
3 |* w) J% H" j' X3 [! b4 E4 \ - left: 9px;
0 Q1 h3 d; J' `. o `: C) k - border-left: 5px solid transparent;" m, L" `5 ~- z8 L _% h' ~. N
- border-right: 5px solid transparent;2 f0 `! D! A* n$ |& C% z( [
- border-top: 5px solid #2B222A;0 l" e* e. T) E: K/ J* u' v
- content: " ";7 m6 r- n' s1 P4 d
- font-size: 0;
& v2 K% c+ Y1 v% E8 V1 j - line-height: 0;$ K2 T* U2 Q: J2 ]
- margin-left: -5px;
0 _+ _, z( B) ?$ I - width: 0;) b. W, J6 Y) x% s
- }
# p) q) \5 ^) l6 ~+ G1 E* @3 d - .tooltip-toggle::before, .tooltip-toggle::after {4 n- n0 o* K- x/ F% Y. \
- color: #efefef;" N* r" {% f4 L8 s' {6 M+ R' _" }
- font-family: monospace;0 X0 Y- S; q$ R, ~% f1 F, }# u
- font-size: 16px;
( x& i9 R+ c! K3 r - opacity: 0;7 W3 W% N/ I' ~# Y$ p- i& N7 Y
- pointer-events: none;. h$ O' }2 T' q W5 y2 ?( a0 M* G
- text-align: center;
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- k4 W2 @- Q" o% r3 } - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
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$ m1 h- F9 r( j6 j - -webkit-transition: all 0.75s ease;& R1 M1 T( [5 j& K& e* l1 l
- transition: all 0.75s ease;
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复制代码下拉菜单 如果你想实现一个简单的下拉菜单,你可以通过 CSS 的 :hover 简单的触发菜单的隐藏. HTML代码: - <div class="nav-container">% P1 r/ [2 h2 q) ?# z7 d
- <ul class="nav-items">
2 b2 k- d! c! G3 ^( O* W - <!-- Navigation -->. p3 y" `+ c: t
- <li class="nav-item"><a href="#">Home</a></li>$ q3 n% Q9 i& w& H+ U' W& H
- <li class="nav-item"><a href="#">About</a></li>
$ F2 i* y8 n$ Z7 @+ m$ K; M, G - <li class="nav-item"><a href="#">Contact</a></li>4 j1 {9 U5 G# i; X# j* S7 K
- <!-- Dropdown menu -->" V6 d% r' O/ C+ P- t
- <li class="nav-item nav-item-dropdown">
" P% t9 d% j) i& ]" l3 c - <a class="dropdown-trigger" href="#">Settings</a>( U1 y' }" n; ^3 \' E
- <ul class="dropdown-menu">
( c s x# ?' L7 f1 b; H - <li class="dropdown-menu-item">
' P$ n. Z/ I2 o9 D - <a href="#">Dropdown Item 1</a># B* F/ t D1 b' O6 N
- </li>
% L/ M8 |! g( F, T - <li class="dropdown-menu-item">
' M0 O/ D Y% \ U - <a href="#">Dropdown Item 2</a>
( G1 l3 L3 k# z - </li>' \% p! ~7 U5 R/ Q! a% W
- <li class="dropdown-menu-item">
( ?% E: l' j' u9 g2 q! r( M - <a href="#">Dropdown Item 3</a>
5 F/ x% b8 E& U8 V8 r7 | - </li>4 L, D5 i& t' s: b3 b6 E
- </ul>/ ?5 K# E6 y# y5 e7 a/ @& d
- </li>% \% e- p% A% ^& V; y( R- m1 `2 l, Y
- </ul>
% D) O; j; i N! z1 e, K - </div>
复制代码对应的CSS代码如下: - .nav-container {) J" k9 P8 S# z
- background-color: #fff;# ^. b* f7 k! x* [
- border-radius: 4px;
& q( y. Z) m/ s, g( z4 h - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
Z* D1 J5 i4 {; t - padding: 1em;: b( y4 K' a5 ]8 T* K" A
- border: 1px solid #eee;
2 U/ j5 W, z% V/ k - display: block;
3 f8 l3 p, k" S4 Z - max-width: 400px;8 [# J& P2 c# A u+ d7 E
- margin: 0 auto;
& u' B/ n8 R* E% K% s% m/ A - text-align: center;
& ~2 w4 R% S; \; A8 [ - }
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- li {+ m8 p) ~& G% V/ O7 ~! ~
- list-style: none;2 X/ a4 o. d* q
- -webkit-padding-start: 0;9 A9 M9 K' J4 k
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- a { T) c& C3 R3 A& k: o4 M# E& ?
- text-decoration: none;
3 F0 I) m8 V0 b' s6 u6 @ - color: #ED3E44;
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- .nav-item {" P2 M5 `8 m9 n% }! \2 b- b, P
- padding: 1em;
% H, @$ m: c! ~5 s - display: inline;
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' B6 [) A: \( Z q/ u( N - .nav-item-dropdown {( H0 [& a$ d0 e1 I% L. k
- position: relative;1 i. X$ v5 |& s7 e: K9 L3 j7 ]
- }8 U& {$ B! D( [
- .nav-item-dropdown:hover > .dropdown-menu {0 ?# X* p# g) n9 d, {/ w# p
- display: block;5 ?% s0 u1 V/ }9 O! r
- opacity: 1;+ d8 V* Z1 Y0 m" m k
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- .dropdown-trigger {
! e2 e' K0 ?2 l( P4 }& a - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {3 S- }% E+ U' }$ r6 ^
- display: block;" l8 w: q g; Z
- opacity: 1;" b" f$ r) v7 c, a* t; [
- }
, J4 K2 N- I! |" C - .dropdown-trigger::after {2 _. Q- }5 d! s/ N
- content: "›";8 g& b% \$ T7 Q9 E* s
- position: absolute;) W3 } s- s) B# A
- color: #ED3E44;
) ?* K& v8 k" f) i0 D- H8 v - font-size: 24px;7 S7 }; I5 r# c U2 M$ f+ U
- font-weight: bold;
5 N! u/ z# A8 u. v - -webkit-transform: rotate(90deg);' h( S$ O) _8 j0 E. m1 J
- transform: rotate(90deg);
1 X1 w# L; m. \; K - top: -5px;
/ m5 O1 R: t& U$ Z) l+ J( l - right: -15px;
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) }# e2 {& I O - .dropdown-menu {
5 I/ l6 @1 ?/ |: ^2 t - background-color: #ED3E44;
# r6 E; y# W8 o- U! p5 S - display: inline-block;( L, |8 w7 n. C! I
- text-align: right;7 c# h* \' ` Z6 F' p4 L
- position: absolute;
. U' U9 Q" E& [# Q5 A( s3 ~ - top: 2.5rem;
" [& R7 F3 B' } - right: -10px;
. I- Q- i0 c- i: |. Z - display: none;
, ]6 I+ s$ f/ `9 C& h0 k- j. [ - opacity: 0;* l% J8 [) l3 K8 }8 F
- -webkit-transition: opacity 0.5s ease;
, ~4 _! Y/ W, [5 F - transition: opacity 0.5s ease;
$ o4 w+ v- u5 d t( V5 m, p, l% Z - width: 160px;' C: n+ s# t1 c ?9 C
- }
6 H# T! M1 P6 ~8 }$ z - .dropdown-menu a {! Y+ b) D) s5 d8 Z/ }
- color: #fff;
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- .dropdown-menu-item {4 z6 V/ P& Z3 |# n" s
- cursor: pointer;" ?4 c7 m) L* z2 X
- padding: 1em;- [) N" t9 K& e
- text-align: center;7 J/ d% r9 C4 b( y& o6 e
- }" ]/ i, i4 N j( {. D
- .dropdown-menu-item:hover {
2 B J3 ?* p# }+ h2 r - background-color: #eb272d;4 U/ }+ @( S6 v
- }
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可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
1 Z& n+ g/ d$ X/ Z, S - <!-- Checkbox toggle -->. c, i5 K/ K9 b1 X* N$ f( A6 {% @
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
) j* p' m0 h: y, o - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label># q% J- o4 A3 g+ k5 y* e. G
- <!-- Content to toggle from www.mfbuluo.com-->
& @( m/ _" i) j- \5 M) u+ X3 S7 W - <div role="toggle" class="toggle-content">
" `- b3 v: ~6 e5 y/ T; ] - BA-NA-NA-NA!
" |! e0 q6 k3 M; ~/ b+ c - </div>. a7 b% V6 t" s2 ` v
- </div>
复制代码CSS代码内容如下: - .toggle {
5 p/ m; S! v% p [" f, v; y - margin: 0 auto;0 s6 \+ h$ @: M; O1 p1 i
- max-width: 400px;
# x3 A' v7 A9 r" a7 @) \7 L - }
" J. o5 |5 O/ f - .toggle-label {9 j# U( S3 i/ O6 Q" H
- font-size: 16px;
8 W' X8 I. M. _5 w g9 J* H. e2 K - background: #fff;! ~' o) ]% E, ]$ C
- padding: 1em;
2 n# G; Q w! x' S3 U) f, W - cursor: pointer;, y- G7 d: X6 T
- display: block;+ r* ^$ W9 s8 t% \3 ?' E9 v
- margin: 0 auto 1em;
6 Y1 K4 ^1 x; y u* z - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
: ^/ q; L y& D; T% Q! K _ - border-radius: 4px;
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- .toggle-label:after {
% \+ P) }% l) C' h4 ~ - color: #ED3E44;
5 j* @2 F( [ k2 x" j+ B) n4 D - content: "+";# {; J2 l6 q1 \# z
- float: right;2 y: L/ b9 P! d% L8 O
- font-weight: bold;# k9 B* D( X- z1 o( m
- }) ~2 p [( Y. w1 p. t$ x
- .toggle-content {3 p" C" z! {8 D0 e+ n& b4 ~
- color: #B0B3C2;" o9 b; l/ e* A' C
- font-family: monospace;. o8 H/ s' ^* W' s
- font-size: 16px;# S1 f3 `+ M) ^, M
- margin-bottom: 1.5em;
# Q6 _9 @; C' \' a8 ` - padding: 1em;# c( t& X' K% {1 H$ a9 ?) r
- } X M6 I1 N9 f9 `
- .toggle-input {" t' M+ q2 Q1 p4 n+ e# S! V0 u
- display: none;
% w9 _5 ^4 P) f8 s: [ - }! `& w- [* t. t% @, T J0 q
- .toggle-input:not(checked) ~ .toggle-content {; D5 s' h8 u6 j/ h5 |
- display: none;- u* i. P: `% ]* p8 \; J5 [; [
- }
+ C9 B0 Y$ S. M - .toggle-input:checked ~ .toggle-content {
K$ D" G% g8 y - display: block;
, _& [8 Z! n: C1 ?" Y - }) S: J6 p) v/ `
- .toggle-input:checked ~ .toggle-label:after {
. p) n& r: n( z& z# C1 ` - content: "-";; p! ? t" R9 d7 P3 K
- }
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