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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!">" Q2 k" T! q: j4 m# O7 g1 `# g% s
- Label for your tooltip
" a) S! p& J0 {( |7 I - </span>
复制代码CSS代码: - .tooltip-toggle {
8 p, H. R6 u0 ^* B. m W3 `( ?" D2 y - cursor: pointer;
$ E m1 ~2 [. w& a3 f5 E - position: relative;- |' F V3 `1 }; L8 f
- }! J* O' |; U( j
- .tooltip-toggle svg {5 e3 l4 L5 A3 t% p) p0 W) B n
- height: 18px;# q5 k" u: t3 e% O
- width: 18px;
% ~. q; K2 E. q j% G) T, Z - padding-right: 0.5rem;! z4 c) ?1 @; a; t, ]6 h; j6 W. w
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- .tooltip-toggle::before {
$ u! b! @/ y4 q - position: absolute;
) f3 B* @4 m" o" z# R: X& O - top: -80px;
! c6 g4 Z: [5 C - left: -80px;
3 F$ {% p4 u7 g0 ~5 S( c8 V - background-color: #2B222A;
) K9 r4 \# n/ t0 Q - border-radius: 5px;
. e- M) `+ o; t2 { - color: #fff;
% u7 M+ ^% j- W1 W1 U6 X - content: attr(data-tooltip);
* J5 T$ m3 k8 \/ H9 \' c2 { - padding: 1rem;
5 I2 m! }8 R1 U5 J5 b9 G - text-transform: none;4 }. F0 {! Z: e; Z, u# a: I
- -webkit-transition: all 0.5s ease;. \ u' M9 F$ o' a
- transition: all 0.5s ease; f2 d9 a. [3 C q7 B7 q% u
- width: 160px;
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$ z. B8 T( X4 q) |" T1 u( ` - .tooltip-toggle::after {. N3 r% r8 [8 l# }9 [, G
- position: absolute;8 A* _# j2 g& ^
- top: -12px;
6 O8 U' t+ \! l" u8 c& G# [4 C, c6 m - left: 9px;8 K" H a' {$ J9 S
- border-left: 5px solid transparent;# K" ?* V! @- r3 @" G
- border-right: 5px solid transparent;
1 b# F6 { Q6 [, Y5 w - border-top: 5px solid #2B222A;" x' d7 h- x# d6 {, t. B- l4 p. [
- content: " ";7 d4 b, o- n# r! X1 A- g
- font-size: 0;
7 c. x9 w/ D$ Q. h/ Z8 r - line-height: 0;1 e# I k7 ^; u5 u
- margin-left: -5px;
0 |3 p2 d+ S! o; t g4 R" T8 w; v) E - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {; Y- v8 b' P* n# L" I8 B6 E+ J
- color: #efefef;& Z0 w1 }6 e% c+ K
- font-family: monospace;
) R) ?0 j3 c# c. a - font-size: 16px; y) \& F; I" e' _6 @
- opacity: 0;7 |/ {6 W0 \% F9 f" W
- pointer-events: none;8 G; u" h: R' d" [6 O# ^+ X
- text-align: center;) v" f9 e! ?4 N$ \: o
- }
! F( ^, v( P% @, N3 H3 Q - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {: g: h; O4 D7 P; N
- opacity: 1;
6 d0 Y2 }& M0 ?5 R1 s8 [, | - -webkit-transition: all 0.75s ease;6 }2 u; R! K& K% j1 T- x. [/ y
- transition: all 0.75s ease;" }; l( b* z |. n) X
- }
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">$ ]3 J6 e7 p$ M
- <ul class="nav-items"># z3 G4 ~- O+ `) Z" l
- <!-- Navigation -->
! U. v! {' t* h: s1 f0 E - <li class="nav-item"><a href="#">Home</a></li>8 ?/ x; ~* H: t& `0 z
- <li class="nav-item"><a href="#">About</a></li>
: m+ v g8 D$ T- X0 J' _ - <li class="nav-item"><a href="#">Contact</a></li>1 J9 i5 u3 I' w. T9 T4 k& C
- <!-- Dropdown menu -->
5 u" W! h- O, I4 W: ~- }8 S% | [, W - <li class="nav-item nav-item-dropdown">+ R: ]4 R" e' t
- <a class="dropdown-trigger" href="#">Settings</a>
. M+ Z7 m0 J9 u, Q+ ] - <ul class="dropdown-menu">6 q* u2 Q, b4 ], x0 e
- <li class="dropdown-menu-item">
$ G" u0 F6 Q7 f- o8 l - <a href="#">Dropdown Item 1</a>) G5 Z& t8 C ]" j
- </li>
* c+ X: k" W$ P' S - <li class="dropdown-menu-item">
- e L) Q: }5 H5 e - <a href="#">Dropdown Item 2</a>
9 g: s& i2 k& `6 j - </li>+ ^/ L+ M- z H3 N' |+ F
- <li class="dropdown-menu-item">
' B+ X6 X+ ]* y6 K- Q) A8 K7 Z - <a href="#">Dropdown Item 3</a>
. H0 @7 z4 P- s9 j3 A! w+ A - </li>
6 d/ y2 K8 o: X9 l: C0 f+ ? - </ul>3 h0 z8 e0 G- m# G. _5 X& _3 y) Q
- </li>
( A0 f' j6 G+ W - </ul>4 ~5 j: I9 l# t- z- K9 A; b3 v: {1 J! _
- </div>
复制代码对应的CSS代码如下: - .nav-container {$ d) q- ^9 b: z f
- background-color: #fff;
" j- x8 [. K% T3 H2 g - border-radius: 4px;
- l! g; ^' |0 l5 L/ `- T3 |2 k - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);9 }' a3 b2 Q3 C0 T. _% e. ?
- padding: 1em;
( E+ _9 w" f Y2 w5 H+ c9 }5 e2 _ - border: 1px solid #eee;. y& I& |: q) K, I9 Y4 w0 n
- display: block;
" w2 T% ?5 _5 ], R! J - max-width: 400px;
* S6 N$ v2 a) [ - margin: 0 auto;# Y2 P" H; ?3 \! _
- text-align: center;
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- ul,: R3 T7 |+ c- f' B! r/ S1 a2 ?
- li {- q& k% o; s# I, f. Z. V( r
- list-style: none;4 V9 s) w1 ?' {8 s X
- -webkit-padding-start: 0;
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- text-decoration: none;! O. O3 u6 B$ w4 s
- color: #ED3E44;% V* _9 F c, c' O7 m
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- .nav-item {
; R1 e, B; h7 ]* J - padding: 1em;. E d( N: g5 O5 d
- display: inline;
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- j% w2 r' j+ V i* E J' a - .nav-item-dropdown {7 k6 ]9 z$ r6 y6 F* D4 T
- position: relative;
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: M! A3 H* @# s+ i# j - .nav-item-dropdown:hover > .dropdown-menu {
9 H$ O. y6 r# z5 D f - display: block;
0 \8 A; O7 O+ ^4 _/ l4 K - opacity: 1;
8 B( D! q: i( I B; y& o, q& o - }
) a3 ^8 V1 Z( f) j: K: M* V, d2 Z+ R - .dropdown-trigger {& ]) n% s, Y$ K. z
- position: relative;1 G0 [8 ?7 r) Z9 a. Y
- }
s! h; h5 F! q - .dropdown-trigger:focus + .dropdown-menu {
* V+ T8 G5 X0 g - display: block;4 p2 F) S8 O) z+ I2 t4 U: L
- opacity: 1;% N# V3 z7 B1 @& S
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- .dropdown-trigger::after {+ h1 ]* D& T- V6 U) t
- content: "›";" ^; E+ I* @. g) c5 ~
- position: absolute;
H. b( L- V9 |8 j( b! u4 ~6 { - color: #ED3E44;6 u6 X5 Y4 m0 y% Q7 [
- font-size: 24px;; g5 |; ?* H9 K1 w
- font-weight: bold;
3 v, ~) m! s' g4 Q/ t* [8 G6 E& w y - -webkit-transform: rotate(90deg);
/ i1 W1 V- O: X" L u: E - transform: rotate(90deg);
6 l' P( K1 u9 X' Q. U - top: -5px;; f- b P U- }/ X6 f+ e9 m# d
- right: -15px;
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- .dropdown-menu {& P d- t% P y4 A
- background-color: #ED3E44;8 w: C: R! v6 d) b% j5 z- s2 P0 s* H
- display: inline-block;
2 F, d9 u8 O" O: |, }: ]' f8 u - text-align: right;$ J! q# s' h0 Z( n n
- position: absolute;% l" N5 q5 N. t% s, E$ Q
- top: 2.5rem;+ H9 b* X- ^6 j
- right: -10px;3 z2 p1 q2 n/ [- r' f0 G
- display: none;% F) m% r' e) |7 C! H" P0 Z) l
- opacity: 0;
6 A2 W+ b7 s! @! T2 |6 G0 { - -webkit-transition: opacity 0.5s ease;! N; B8 T1 H- Z9 Z1 p
- transition: opacity 0.5s ease;
) P6 Z* W7 ]7 Y. C, ] - width: 160px;
" R& S+ ?; t3 A( Q6 k - }
3 M3 X+ p1 s2 \0 J - .dropdown-menu a {
# F6 E, \/ \" y3 w; G - color: #fff;
0 D3 V& l) ?7 e5 u7 _6 d1 K - }
- r( w0 N' x+ o& U# U4 Q) f, m0 y n - .dropdown-menu-item {
1 ~9 ^4 ?. p% ?5 S/ F+ H - cursor: pointer;& H' Z! O$ c! C5 d
- padding: 1em; `# j/ f) H2 X3 V& ]; `
- text-align: center;
4 l$ G5 r u4 K9 y! q8 t - }
9 S: ^3 z8 o5 P/ @! G# P - .dropdown-menu-item:hover {
. a5 F9 c: I6 \" @' ` - background-color: #eb272d;$ r4 u3 |3 u% I: V* g0 J3 U ?
- }
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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">
, G& d/ M: P+ H - <!-- Checkbox toggle -->& p# \1 J4 Q/ Q$ l: I
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
0 t8 F# {! S q7 u) F( | H - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
; t* E+ ~/ G& D2 f( V9 S - <!-- Content to toggle from www.mfbuluo.com-->
! F3 c) `/ i }, b - <div role="toggle" class="toggle-content">
/ m* k$ C. k! E. r - BA-NA-NA-NA!
6 A5 e/ w5 U$ W b% Y* c - </div>- [3 g* O: _/ `. n8 s
- </div>
复制代码CSS代码内容如下: - .toggle {* V$ k1 E8 s, E
- margin: 0 auto;- B4 L9 L0 G! ?0 ~, {' n
- max-width: 400px;: U5 q! E5 n, u5 G# k8 g8 Z
- }
. {: w7 g2 |4 V5 H - .toggle-label {
2 R; `' v5 q9 f* d$ v `3 x2 ]' _ - font-size: 16px;
. b# ^0 L, X0 ]# z! N4 z - background: #fff;
6 f3 t6 W1 I' [2 V1 }: l - padding: 1em;
% l% M! u/ |5 i0 j4 P - cursor: pointer;
: z0 o0 R8 x" j u. o - display: block;# m0 n* q5 p% C7 j8 `1 J' m
- margin: 0 auto 1em;
% M' [8 [) }" g: v( f3 | - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
+ K4 T- T: d# T" {, C - border-radius: 4px;
7 w4 e" ]% P! Q, \ - }
4 s" |- I1 G! V" d6 i; S7 ? - .toggle-label:after {
) |) ~# ~; T K; r C - color: #ED3E44;
5 X* P; c$ [" j1 f' | - content: "+";/ A' v7 `: a4 m [, H
- float: right;
F( `! ?. c2 I; G) D - font-weight: bold;
) U* R0 R0 e( ^9 m: r7 m - }
1 y. Q9 D+ w2 Q, s4 i5 x% v0 R" d9 X - .toggle-content {
( s' T+ P! \+ ^: W& I: h - color: #B0B3C2;' t* {& m8 ^2 l, J; `, U
- font-family: monospace;
) I$ @& X1 P' h5 C8 m- I - font-size: 16px;
% t, k5 ?/ I; t v- K% U$ t - margin-bottom: 1.5em;8 R& J7 U9 U- E, ~, }! b
- padding: 1em;$ J$ r( M7 w/ x
- }, r8 e( S: H8 J+ D
- .toggle-input {
- E( C+ Q7 v; H* w) D8 H - display: none;7 R& H# h; w9 ?+ i$ M" @2 A
- }5 p, {! N5 ^% S0 ?1 U( e9 ^
- .toggle-input:not(checked) ~ .toggle-content {
$ d% u+ D9 F! F/ Z7 Z - display: none;- y8 \* \$ D" \) B7 p
- }
6 u% b; s M( |6 ?, x! \0 q$ U - .toggle-input:checked ~ .toggle-content {
9 ?; P* U, G7 N1 [ - display: block;' G" q7 K# r/ X3 C
- }
' B4 [0 I8 M! R; z) {0 |( ^5 U - .toggle-input:checked ~ .toggle-label:after {
F N8 Z- P& ~' e2 a! a - content: "-";% j1 K* |7 v! i
- }
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