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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!">8 t2 I' O# {5 S7 E* _
- Label for your tooltip
$ \6 V4 P8 s* u# `0 a/ [+ O" p - </span>
复制代码CSS代码: - .tooltip-toggle {
! x U. V7 N7 R* w - cursor: pointer;2 J/ p0 X! m" S; h/ Q# d7 d" S
- position: relative;& g, H. [' Q1 y- N A7 x
- }( E* n7 U6 O- x, d
- .tooltip-toggle svg {( a& w5 L! Q4 L3 A# o
- height: 18px;5 C" Y) c( I; n9 w. W$ A
- width: 18px;
# O" N8 Z$ b( e# H0 o - padding-right: 0.5rem;
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- .tooltip-toggle::before {
8 l( ?8 @6 _: L6 J1 g* N8 r; g - position: absolute;
T: B0 b- e7 {: R2 x1 L/ N2 z - top: -80px;! m. C) t# Z* w6 R" x5 B* x; }
- left: -80px;+ q0 O$ {. z$ }
- background-color: #2B222A;3 k9 D2 q, ^* r8 Z1 D& g
- border-radius: 5px;
6 k f) Z+ j; @+ r; d6 l0 q, R - color: #fff;
( r+ r5 h4 H! U7 Z; ` - content: attr(data-tooltip);
# ]& \3 c# q) {& ^7 d: M - padding: 1rem;0 f( N2 z8 A3 ?4 |9 ^, T. n/ m
- text-transform: none;4 @5 r1 R: D \+ e/ Z
- -webkit-transition: all 0.5s ease;" }# w! e t2 g( D C
- transition: all 0.5s ease; R' h" f1 I+ z! }, }- B
- width: 160px;" X3 @ C) {# S& n+ X
- }8 \* y4 m4 k8 ^& Y. a7 ^! J
- .tooltip-toggle::after {; R1 w6 l/ Q2 H+ `0 E* q' R
- position: absolute;
$ k3 Y; \/ M7 h+ m/ g) F3 F2 G+ k - top: -12px; k5 c5 k; ^8 @* ~; m* _
- left: 9px;
' ^ U( ~# {4 |7 i: _3 R( l - border-left: 5px solid transparent;9 \3 ?) u4 k, M5 G% X0 A: M% `
- border-right: 5px solid transparent;
9 ~& X# b! N+ r( M0 Z9 _, P- i i4 n. D - border-top: 5px solid #2B222A;3 O2 \) b: L$ r) f/ |
- content: " ";
& s7 G: m+ U' L" }5 E - font-size: 0;+ u6 t3 g" |8 t* o
- line-height: 0;
U" Q( L. ^3 W7 c - margin-left: -5px;
8 I. Z1 V9 T6 ]6 M - width: 0;4 L1 C Y; h% @4 f
- }
5 ~- T V, k- x; b - .tooltip-toggle::before, .tooltip-toggle::after {
6 [+ U/ h7 N% {1 O6 P4 E' z) T9 C - color: #efefef;: C, X; P4 q" B5 W7 M) x$ {9 d
- font-family: monospace;
0 T4 H! m ^4 E; a - font-size: 16px;
9 A+ v0 j1 s2 O6 K9 D* s - opacity: 0;
3 [2 T; u1 L* d: T - pointer-events: none;2 g7 F% O9 q* ~5 g4 b p
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {" _* B/ d I* _
- opacity: 1;
- _# O2 D; S% l) ]) t - -webkit-transition: all 0.75s ease;; r+ j: ~ e9 u3 K# t3 }! d
- transition: all 0.75s ease;
8 L) B- K: p: [$ B8 d) o' k; 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">% S& r3 c" h5 @9 p& @9 F3 C0 n" O+ @: a
- <ul class="nav-items">
( H9 ^" |" N6 c" m' v/ q - <!-- Navigation -->( Q3 X9 X( K& O, U3 T
- <li class="nav-item"><a href="#">Home</a></li>
. G! p, B2 _6 q - <li class="nav-item"><a href="#">About</a></li>' X: e2 T0 ^; B" M( K- z
- <li class="nav-item"><a href="#">Contact</a></li>: K$ o8 Q6 w( V7 P1 O, J
- <!-- Dropdown menu -->3 n) d& }2 \9 e4 P$ x% y% ?
- <li class="nav-item nav-item-dropdown">7 J5 C! h- ]/ m% t0 W) d
- <a class="dropdown-trigger" href="#">Settings</a>
+ C: a) c- V2 A - <ul class="dropdown-menu">
, V9 @3 G! `1 J' \# }# d - <li class="dropdown-menu-item">1 x( t) k2 X: U3 c4 Y9 S- [' g6 E
- <a href="#">Dropdown Item 1</a>4 `0 t T$ e) K1 n
- </li>. t2 p4 W! K" N" Z
- <li class="dropdown-menu-item">
( z6 p3 i. |4 d - <a href="#">Dropdown Item 2</a>
- u& }$ u' a! G# q: M - </li>
! @4 Y P* M6 n - <li class="dropdown-menu-item">
( R9 `/ g! j1 f8 R; T* L - <a href="#">Dropdown Item 3</a>5 I' b2 k& F. Q) N, o
- </li>
/ ~* S8 u# x( @ - </ul>
q( G5 N* P. | - </li>
c& W' B$ u) n. x: j - </ul>% J# R6 R2 M7 J4 b0 Y& K' q: P
- </div>
复制代码对应的CSS代码如下: - .nav-container {1 Q2 B4 V' W0 f
- background-color: #fff;7 y7 F& n$ b9 W4 k! k" i
- border-radius: 4px;
- ~( b% }% R0 V& T" i - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);/ P' B( i# Z! e/ y- _
- padding: 1em;( N1 ^6 n( v2 m+ u
- border: 1px solid #eee; c. r# M7 J9 P3 L/ D* h
- display: block;, P0 C8 q! S: b8 E& ^7 o$ B# B
- max-width: 400px;
! H, m+ j; m; g3 h) K# z - margin: 0 auto;
6 l: x& X5 a7 z; X - text-align: center;! B m3 Y6 s" _+ S0 j8 e# n
- }
* y0 o- c/ D4 y* V, J - ul,
6 y0 E# X) J9 ^& I+ x* M/ F& t - li {' l( h4 Y: y& h( B. h
- list-style: none;
, q" w! G [1 T: [+ y - -webkit-padding-start: 0;& y( U5 c+ g0 X! L- W$ Z
- }
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- text-decoration: none;
& h; n' |3 k) P - color: #ED3E44;) X* g6 |- y5 ]+ h, v* a: x
- }
( `+ P9 e% a8 X5 } j: ~ - .nav-item {
6 e: U& m# k& C6 h" n" S& I8 u) C) e4 A - padding: 1em;
5 T$ [( Q+ }' {) M4 R: M - display: inline;5 ?$ E' T+ r- ^. y/ F; D" [% [
- }
' C. K- [7 ^( z - .nav-item-dropdown {
4 Q6 y6 a! V% N* K! u6 `- M; V5 \9 d - position: relative;" v5 h F6 I- E5 c4 Q
- }( J) a( X5 n; B' q( _- H
- .nav-item-dropdown:hover > .dropdown-menu {% g/ _4 p# Y; q7 R! u
- display: block;$ _) E! a: ~5 [- l. }$ j
- opacity: 1;( L. }0 A8 }1 b! ^4 a
- }7 M5 W" g/ `3 \: @+ P2 D, l
- .dropdown-trigger {
+ E8 S8 a# W. a6 T$ z' J - position: relative;8 o: z3 u" a3 g: y
- }) V7 L% y# x2 `% J
- .dropdown-trigger:focus + .dropdown-menu {
& ^5 g. B* K* O$ @ - display: block;
C3 }, I2 L. V - opacity: 1;" v; G% r2 F1 K! E a4 |% Y( H
- }/ G! p0 V+ ]/ x( q% }+ k- O/ G* Y
- .dropdown-trigger::after {' D1 b$ A. X3 G% K
- content: "›";6 ]+ }) p& Q7 y5 ?/ X, G
- position: absolute;& v1 E3 N( i6 G# I; B5 ^: Z
- color: #ED3E44;
; M7 W1 {# y! f( R1 \$ D; R - font-size: 24px;1 u) B2 G2 M% Z, e, p- h B* G
- font-weight: bold;9 `; L; W+ m7 q' X0 z% z
- -webkit-transform: rotate(90deg);, x/ @) J; H8 h$ u7 b1 O
- transform: rotate(90deg);
" R! J2 o& K/ n9 X7 F - top: -5px;, _8 f+ b2 j, O j) T! e9 M
- right: -15px;5 P' U# y3 F4 |: @' S0 G- e
- }
7 p' x V1 }! D- k' y1 j - .dropdown-menu {
: _- q1 f. e; I9 `9 U! V - background-color: #ED3E44;
7 \/ E+ E8 Z9 W - display: inline-block;; r9 h' A( B1 V- ] p+ a( y
- text-align: right;& g6 f( X0 D2 p* F2 o: {; S" h$ E- V
- position: absolute;
1 j* ^0 M1 H$ A - top: 2.5rem;
3 A; B/ l9 ]+ \! @$ ? d% X7 X - right: -10px;
. S. x' _" l( k" K& u+ ?: ]) e - display: none;# u5 ^ N/ e2 \ T
- opacity: 0;
# r+ [. F9 q, F6 V( e2 v - -webkit-transition: opacity 0.5s ease;
5 B7 p0 u7 q7 [; E; ^) w - transition: opacity 0.5s ease;2 O. k0 c; Y/ ^4 E0 v
- width: 160px;
4 ^! W1 F' F+ K, P3 O7 x - }7 J2 E& r, }. W$ O" m5 C; c- l
- .dropdown-menu a {4 a" {2 Z* g) r( Y+ p9 n
- color: #fff;
- Q+ _! I! F! N! k" h$ D - }# `# A/ I1 q1 h: }1 J! s/ Y
- .dropdown-menu-item {
* p: l1 U% Z* u) G - cursor: pointer;4 ~, U3 l9 a. H( J
- padding: 1em;
! x, `& h( Q, d. m- k - text-align: center;4 G9 K6 h/ T7 i) v, p) k8 q2 m
- }
' P/ r# O' `" b9 j- V& D! r6 R - .dropdown-menu-item:hover {
# U- B9 J/ o Y) {+ { - background-color: #eb272d;
) k0 q6 R2 k- X( _$ W - }
复制代码 2 ?! F2 ]6 l3 W4 z
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
- e9 ?" n- A/ I - <!-- Checkbox toggle -->
' y3 m: l9 z# F2 M5 u7 ?2 n - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
% T1 ~" S8 p e7 X8 V% G L7 Q - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>: {7 Y0 y. q* ?9 a5 f- S% |+ P- A
- <!-- Content to toggle from www.mfbuluo.com-->; h6 c+ ]* ~; ~/ E
- <div role="toggle" class="toggle-content">
" P! p- q& I9 c: s - BA-NA-NA-NA!
& Y1 c d q" M - </div>
2 r* r- u2 u4 A* }. R - </div>
复制代码CSS代码内容如下: - .toggle {. n! F% u; P( Q2 ?1 m
- margin: 0 auto;
" P9 K8 D- L# n0 E - max-width: 400px;) {( T" ?' p |/ }
- }8 v1 `# z: R6 a
- .toggle-label {
, o. E* P& d* L! [/ L - font-size: 16px;
4 e8 h; d9 Y# D+ \ - background: #fff;$ O7 o( [. O- w# R
- padding: 1em;
- m$ A. k) R7 \1 o - cursor: pointer;5 H1 g7 s9 {4 z+ Z' T
- display: block;) \1 ]7 v6 O7 ?# S! A# k0 _
- margin: 0 auto 1em;. c5 }% c3 J8 _5 @9 ~) o
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
4 R. y8 n( v) b2 a8 N - border-radius: 4px;" y( R' O/ ?: [9 _) J8 [- k
- }
7 q: l' T/ Q$ ` - .toggle-label:after {$ [. L a8 E' A1 _
- color: #ED3E44;
( [' [9 g2 E- Y ]. w$ M9 V4 ^+ \, C - content: "+";) u& N. o" _' J: K; n
- float: right;. y, l' {% [2 @9 n, |( F! f- f" ^+ V
- font-weight: bold;! j0 R2 N! d8 l2 _9 j7 C; Q, i7 R; |
- }# H, a+ p8 A0 S$ v4 f
- .toggle-content {5 z0 C+ i/ Y j
- color: #B0B3C2; ^9 E; t9 N8 [
- font-family: monospace;
8 w/ J, p) N3 N8 H - font-size: 16px;
- s, l. |. i- _/ C# d& Z2 y - margin-bottom: 1.5em;
. j8 f' }- U9 i8 L8 ?) }( O - padding: 1em;5 G5 z: L3 Z! p) i4 x0 {
- }
4 |% V. _! I3 y' h9 j! P# Q8 ? - .toggle-input {
1 E H+ T$ O- ?0 P$ M9 _* G+ ~- ` - display: none;# |9 t: p- Y, O% n' y) B
- }: O! D" A& e0 L$ D% e8 h7 m' e
- .toggle-input:not(checked) ~ .toggle-content {' e# @1 ^" ^7 s
- display: none;- L7 e1 P8 L* z( z8 O7 P I
- }$ ?( o6 c8 a% {" G9 _5 m# H
- .toggle-input:checked ~ .toggle-content { C/ w5 x/ I1 a1 U. i! C8 q6 P0 @
- display: block;% t$ \* T. C' e( u6 }2 W; X* F) T
- }
8 s0 @7 c$ }0 {; g: ^8 O7 B - .toggle-input:checked ~ .toggle-label:after {; q- ^/ q- k6 w* M; b6 d
- content: "-";; l# S" j; ~: \9 t: m( k3 f" Y
- }
复制代码 : ?5 A$ i/ @+ b: V& Q5 k
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