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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!">* c7 ]& U* W& m0 [5 s0 n% Q
- Label for your tooltip$ w2 e6 H. H& M8 i! }
- </span>
复制代码CSS代码: - .tooltip-toggle {/ @) n. z* [9 x C% q$ U
- cursor: pointer;
. h# c ]9 k) V5 ~" e z) Q+ \ - position: relative;
* _$ y4 s2 a$ D b - }
, i# L8 ^( Q* V& x- h5 Z - .tooltip-toggle svg {
8 j1 Y7 f1 M3 ~" j. ^( {" J+ |8 N - height: 18px;6 [8 @+ l; K0 b4 j0 p8 V: o& W
- width: 18px;
' H; H7 E! w4 w* G* D+ e4 @ z - padding-right: 0.5rem;1 [8 ~0 M5 f# h) a
- }
+ u; f7 ]3 y m& N, K/ `* D7 y$ T - .tooltip-toggle::before {8 Q* r& J$ L% V+ g
- position: absolute;: J2 @1 Z0 W; U2 l" U' M
- top: -80px;
. w: R( e& p: v/ R0 k - left: -80px;$ O' M" ?- x7 `! E
- background-color: #2B222A;
. T' V! [) Y2 E$ f - border-radius: 5px;
; }. i3 `6 _8 C: L4 ~* \+ E( Z - color: #fff;
4 H, `6 N1 h n- r; V - content: attr(data-tooltip);+ _, q A% | W' g, A% Q
- padding: 1rem; n! _3 ^9 [( j& h [
- text-transform: none;8 N* @% d3 w+ J& P) l/ o
- -webkit-transition: all 0.5s ease;
6 p `2 a x# k( V! O - transition: all 0.5s ease;
6 a k x! Z) G* M i& n - width: 160px;
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- .tooltip-toggle::after {0 e+ X6 M( F7 F2 C3 F
- position: absolute;
. f; ?& n* Y; G; O1 e* ~2 ~( v8 | - top: -12px;
; l) c( I/ p; D4 |) L - left: 9px;) C# m6 D7 F; t; w9 p
- border-left: 5px solid transparent;: {9 O% \5 Y# i, k
- border-right: 5px solid transparent;
! W7 s4 k1 s9 d3 Z - border-top: 5px solid #2B222A;
3 A6 k( D+ e: e1 Y - content: " ";3 d& d: t$ s4 y$ v. E
- font-size: 0;* |% s7 }8 O' D+ P8 a7 \) T( W
- line-height: 0;
2 x6 v5 G( O* W4 |: V, ^$ S - margin-left: -5px;. b! u: Q* K9 c* u) v4 p$ O
- width: 0;9 P) b2 A( s! `' D! l
- }
. z! u% i" p* q, A4 N - .tooltip-toggle::before, .tooltip-toggle::after {
7 |0 e6 U: b0 d - color: #efefef;
7 \. l$ t7 U$ J* ?! h - font-family: monospace;& h* r" Y& o" L6 R* @ F C# ]
- font-size: 16px;
! g$ ?/ G$ Q. x% M0 p7 \ - opacity: 0;- S& O7 l" @8 N& G$ A- F, e% L
- pointer-events: none;
7 O8 b) X1 }. k+ B& r9 Q - text-align: center;
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! b" d: i, L# T; i - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
- ?8 l5 U1 G& _$ ` - opacity: 1;
4 N7 |# d" N/ m& A0 D - -webkit-transition: all 0.75s ease;
: E# ~$ O; W9 t) a! _* k G - transition: all 0.75s ease;7 ~! r; T- k& s& {$ {
- }
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">
. M- q: u$ }# x& d8 ]6 a - <ul class="nav-items">" z- d3 S5 T L- @ g# h
- <!-- Navigation -->( _9 Q$ t1 \" y0 J7 S+ F6 ?
- <li class="nav-item"><a href="#">Home</a></li>9 [5 h5 }4 B5 `! A l
- <li class="nav-item"><a href="#">About</a></li>6 a3 _- ?4 O) q z
- <li class="nav-item"><a href="#">Contact</a></li>
% G( V! z' m7 K! E, r - <!-- Dropdown menu -->
" R$ a2 l: Q+ B0 S6 F0 {$ z+ V - <li class="nav-item nav-item-dropdown">) E. H9 {: V4 E0 ~ J; {
- <a class="dropdown-trigger" href="#">Settings</a>0 f2 r0 D y( ~$ C' K9 s
- <ul class="dropdown-menu">2 a. \: b7 [5 `# x) u0 \: Y& t6 i7 r
- <li class="dropdown-menu-item">9 q9 E/ m+ ^6 V8 r
- <a href="#">Dropdown Item 1</a>
* X. ?1 O7 q5 ]) f - </li>5 Z6 c( j' B1 p9 ?4 X7 ~
- <li class="dropdown-menu-item">2 a* T4 x8 Y! B/ i3 s& Y
- <a href="#">Dropdown Item 2</a>
( E' B( z- k6 n% z& d* S) k- u - </li>- ~& h1 U4 F1 Z$ Y5 G+ ^& z
- <li class="dropdown-menu-item">! o4 |$ w( M, q- {. v2 `
- <a href="#">Dropdown Item 3</a>
/ a$ ?7 Q0 P3 }9 Y& M4 j - </li>
5 l6 y& x* ~$ a7 k: E) L2 _2 Y7 c: |& s - </ul>9 p; M5 D2 }- V" L: V2 J
- </li>: V7 |0 E7 \8 u+ M
- </ul>
; [5 ?7 G. x3 C' N) C - </div>
复制代码对应的CSS代码如下: - .nav-container {/ `0 A9 o! }2 J8 ?0 y. O8 F
- background-color: #fff;; A/ c" U1 z% L3 C- f; _9 F
- border-radius: 4px;5 v3 l, V4 |% T7 E( U- ~
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);/ p& T, S: o3 v. _
- padding: 1em;! E, j$ t( S L. a
- border: 1px solid #eee;
; v& M6 [1 C. I# f - display: block;" X; h7 L( Z* \% ~2 V# `$ f9 ~ }4 \
- max-width: 400px;/ L4 L+ N% d( H m
- margin: 0 auto;. D' ~: l: u8 y: r, z5 }
- text-align: center;) r! i3 Y4 c2 C( k6 U4 _& M# ~
- }
7 M, t! F% q" e - ul,
9 M" P4 ~0 n. @; Q - li {
- N( D3 _* _# E! y1 d0 K' N - list-style: none;
7 ] \* F( @; r: u5 J9 F! J - -webkit-padding-start: 0;
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- a {
: H8 L% G: {& t. j; b - text-decoration: none;- ^: ~4 |9 j* _: i/ g
- color: #ED3E44;
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- .nav-item {
: Q" q+ {6 _: h9 V! S0 c - padding: 1em;
3 x( v7 f T8 A" C; t- F8 C- @4 e5 M - display: inline;6 A2 c& a5 q8 F
- }
l" o& Y0 v1 \$ U7 V - .nav-item-dropdown {
! {! I. Z( h- s9 [ - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
2 V$ @' M5 j3 L9 \3 t- Y ~. ^ - display: block;; _ L3 E; i4 j( j( T+ k: _
- opacity: 1;
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- .dropdown-trigger {
" |! ^0 F- D- Q - position: relative;% v! d5 Y! j" z' ]/ c c( t
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- .dropdown-trigger:focus + .dropdown-menu {8 Y" p9 ~0 b8 ^* y2 F r* G/ z
- display: block;+ D* } f# i8 E1 O C
- opacity: 1;
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% i( X* W7 M. [$ z+ i - .dropdown-trigger::after {
; E" N( J% @3 }* m% n- e - content: "›";. ?# u/ P8 B6 v( Q# k
- position: absolute;
1 i) ]0 g( R! `* Q) w - color: #ED3E44;/ H7 ^' i" l% `: t0 x( h2 J
- font-size: 24px;
1 G8 g. o& C+ d y5 k' ~$ S - font-weight: bold;
+ G' k; `) N/ d( l$ B0 @ - -webkit-transform: rotate(90deg);
3 d1 O: k* n7 }, n+ d - transform: rotate(90deg);9 h: m! v" T- c% }" U
- top: -5px;
. C4 ]& M* X! d% U* K: y - right: -15px;$ l8 i9 K6 g6 I K
- }
. D) Q/ l8 b- D, b - .dropdown-menu {" J, B' Y/ \' O( T
- background-color: #ED3E44;
. p6 } ~1 {% S2 F7 ~ - display: inline-block;
% R. Y1 {' X& f" ~3 ^7 I* v - text-align: right;, h1 g, N( v4 z6 z i+ @) l# l
- position: absolute;
; i" X2 b5 m/ k$ _ - top: 2.5rem;5 o3 X: C/ ]- ~8 r7 S! t
- right: -10px;9 Y. |# r, Q0 }9 @
- display: none;
& ]- [. f0 g/ Z* S( X1 e - opacity: 0;) t! n- M5 H5 m/ e
- -webkit-transition: opacity 0.5s ease;% D5 m; X' i$ N
- transition: opacity 0.5s ease;
" S( X7 {: v5 S! i# p4 e - width: 160px;
# O. d% p" g4 b' x/ T B& G - }" g3 u0 t. ^2 ~4 O) a% X
- .dropdown-menu a {$ H/ W. R E" A: v/ e# ?3 p9 m
- color: #fff;2 t& P; _5 s5 O
- }; o/ q7 X. n$ j* D
- .dropdown-menu-item {) P C& r6 ~% ~9 P
- cursor: pointer;
( ^2 ]8 z5 G" U6 }. J% O& _: C# l - padding: 1em;
/ z8 s+ I! ~4 n% ] - text-align: center;- ?7 j6 p* n$ ~) d+ ?3 ]/ S k b
- }+ |; \+ g' K3 }# g& ?9 v: P( }4 g
- .dropdown-menu-item:hover {# o7 w X6 ?" \) s" q/ n
- background-color: #eb272d;
1 ]: N5 G: Y: K - }
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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">
( [* \( D% U) s* e% w - <!-- Checkbox toggle -->
' W; B, Y: {% |# s - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
- q$ W9 `: |" p1 p - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>$ L: V/ D" A- o1 u' @
- <!-- Content to toggle from www.mfbuluo.com-->7 Z# u3 ?. V* [8 n$ m- {% Y
- <div role="toggle" class="toggle-content">
$ M: d( P7 D$ i; Y5 ?9 f) M1 l7 q* v& Z - BA-NA-NA-NA!- b) s* b8 C/ C9 M z0 z ^
- </div>
1 o+ v9 h5 b2 e4 H - </div>
复制代码CSS代码内容如下: - .toggle {
" p6 }* F4 W5 s7 u6 A - margin: 0 auto;
& R/ m6 O' Z, z, x - max-width: 400px;
7 T. B$ _' K, b% e! Z6 \ - }, i3 N" ~& f* O N0 e. p' {
- .toggle-label {) p) J. r/ a* L: }5 }" G& [
- font-size: 16px;! u& N2 E2 r' s) J# \) ~
- background: #fff;# z: n8 m/ q) W1 b3 M, S
- padding: 1em;& ~+ _- L3 v. v. O% z
- cursor: pointer;6 l# I% @& L, n
- display: block;
7 y$ S+ c: i% _, Y - margin: 0 auto 1em;
/ S, A2 D5 f' J6 L8 I2 _ - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
! G& N# v/ C0 i% V [" L - border-radius: 4px; S0 [' J; p/ `1 O) V
- }! N" D3 _$ z; Y9 w2 m4 Y
- .toggle-label:after {% E2 N, X4 Q# z. [2 |. x
- color: #ED3E44;
* o/ @& l: B6 r - content: "+";. x# M8 w* k2 U- p9 _
- float: right;
2 w- P; v* h* Z6 m n0 l - font-weight: bold;% O& z2 K8 e* q9 H; Z+ M- m
- }
% A# x! t' [8 N3 O8 k: T - .toggle-content {
6 o6 q9 P4 T1 g( a - color: #B0B3C2;
* B: H" K3 O/ Z7 C6 `3 [# q) a( ~ - font-family: monospace;
& _2 ?7 r/ e- L+ l - font-size: 16px;2 N, Z$ T6 O1 K& ?8 s3 I p
- margin-bottom: 1.5em;4 Q- T# s$ m) K
- padding: 1em;$ l& v7 G( Y9 }6 B
- }
E$ G Q; \+ F- b' @" K - .toggle-input {
/ s) P) ~: G6 S: F$ p) D - display: none;3 x6 o/ o4 Z1 w; ? h
- }
0 }$ [+ t0 D1 b1 u( [8 B - .toggle-input:not(checked) ~ .toggle-content {3 I" T7 N1 _% W V v& f* d
- display: none;
$ g' x& P# T. S& W- }6 x - }; F# L3 m. w9 L+ O
- .toggle-input:checked ~ .toggle-content {
7 R1 o" E1 h( I' J/ m; R8 I' E - display: block;
2 R6 p! E5 s; [* }3 y" [ - }/ ^" X: [8 i( l; @3 e; c
- .toggle-input:checked ~ .toggle-label:after {
( t* R X' Z. k6 P1 u! B9 r4 x5 B' ` - content: "-";
7 B" o5 L! e! j, N! _( `4 z+ K A$ r - }
复制代码 % U7 k; W6 Z3 R+ l I; X) ` E
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