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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!">, R8 m5 L7 T+ m+ C _2 R
- Label for your tooltip1 h& u8 |6 t% j' d9 j. C! C8 e
- </span>
复制代码CSS代码: - .tooltip-toggle {
9 I) W2 s7 ~7 h7 z c. m9 l$ L - cursor: pointer;9 U0 o) y" i/ |' N4 Q5 y8 F7 S4 s
- position: relative;5 R+ l b8 I+ F0 m* F
- }
* P, q& G% X% f" z: h- s - .tooltip-toggle svg {
0 u4 {4 O0 }& t3 a* C8 X - height: 18px;+ w0 y; d0 ]) c0 x
- width: 18px;. ^1 o; T" `$ u/ H
- padding-right: 0.5rem;4 z: ^% h: B/ i
- }
, U% _1 D; g4 h) d - .tooltip-toggle::before {
D" }: M2 f3 a7 J9 o5 j - position: absolute;, b; g. f7 l, q& W" E
- top: -80px;% m, l9 v# k) m1 A; w
- left: -80px;6 Q+ W% E5 o0 _9 K- w
- background-color: #2B222A;
/ k" U, E' Y# _5 a - border-radius: 5px;
- I+ g& _. r8 B4 c - color: #fff; ]: x; H/ u/ e% P
- content: attr(data-tooltip);8 x& W; Q5 b) e# D' H
- padding: 1rem;. l' k7 @9 [( \5 a9 b" \
- text-transform: none;8 v. V; {' ]" m/ h1 }; [
- -webkit-transition: all 0.5s ease;
3 k! T. x O6 h- m6 L! G - transition: all 0.5s ease;# B" u7 N Y# G% m7 `7 n- {) w
- width: 160px;) x; x5 H( X! T+ | C) K, R
- }
8 K, k+ G' A* y- V0 s7 y6 N9 I - .tooltip-toggle::after {$ p1 Q6 B. ^# ^. h8 H+ I1 L% _; J
- position: absolute;* }" g. v+ u9 E: N8 l# o2 H
- top: -12px;4 U# s( C: e2 M8 z, a& s7 }9 Q/ {# b
- left: 9px;6 j* L7 A! W2 ?+ L. a6 U0 [
- border-left: 5px solid transparent;
/ X# r% C: i5 j& V3 m6 ? - border-right: 5px solid transparent;
$ T4 Z U6 p, z; o6 A6 [ - border-top: 5px solid #2B222A;
# H, x0 J. Q2 ~/ \, P! o4 C G - content: " ";3 e3 A E5 m: B. L9 e3 r
- font-size: 0;3 {: O$ n' } `$ p5 W
- line-height: 0;
, }9 ~( E% A8 t- z/ } - margin-left: -5px;
" @! _" z4 s. h% H/ A' j - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {& r2 q1 B- T/ F+ n& _
- color: #efefef;4 Y7 N+ x( t S4 X$ j8 C$ V
- font-family: monospace;. Y% l5 b1 l/ Q: [; l; c0 N
- font-size: 16px;0 z% f3 V( \7 f) t% {$ L w% d/ }
- opacity: 0;6 f5 ^: A# h; Q' j+ \
- pointer-events: none;
2 @! F, E* m! l* ~- p - text-align: center;; C5 ^0 C8 w: c5 _9 V X0 n
- }
0 {! v, d7 H, v6 ^+ Q- I" l0 C, b3 H - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {2 L' q9 x6 C+ u
- opacity: 1;
7 X4 X! y1 u0 m( n$ Z- e4 a9 @" x- ]% k - -webkit-transition: all 0.75s ease;, @( _. ] [% Q+ N: m& f
- transition: all 0.75s ease;
; m* h& D& {! W& \ - }
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"># f% F' `7 E5 ]1 K8 ^9 u0 V
- <ul class="nav-items">
' G4 Y7 f& W9 y# o( z - <!-- Navigation -->
1 g$ Q9 R( }& b& }. d - <li class="nav-item"><a href="#">Home</a></li>) D! r$ M* [, w( l8 |, C
- <li class="nav-item"><a href="#">About</a></li>( D( X7 x. U) o: m( S
- <li class="nav-item"><a href="#">Contact</a></li>/ w# T0 R$ U! p2 f7 ~0 ~/ m
- <!-- Dropdown menu -->1 D; t# i0 j% d! j
- <li class="nav-item nav-item-dropdown">9 C- Z# ~* R7 o& @8 n7 n3 k# s
- <a class="dropdown-trigger" href="#">Settings</a>
- S+ w; T6 z# z3 b% g2 E. Q4 a - <ul class="dropdown-menu">
3 Z( ?+ y# B* K( O& i - <li class="dropdown-menu-item">
! c& R$ L9 G+ V, k' z - <a href="#">Dropdown Item 1</a>
( r- c3 Y2 ^' _. V6 b0 G b9 E# f9 A - </li>& o' F, A, j& y- E! Q f7 `1 C5 H
- <li class="dropdown-menu-item">
# Q3 c, `9 p( L7 Y1 { - <a href="#">Dropdown Item 2</a> ~- z* Z9 E; X. `' c$ D# Y
- </li>/ j/ e! n5 T, z
- <li class="dropdown-menu-item">
* g6 l2 ^' ^ z# D/ S. G' j6 X4 ]- R - <a href="#">Dropdown Item 3</a>
- N# Y3 D3 ?+ w9 K; @ - </li>
4 [( F; t! [) l) z- ^/ ~ - </ul>
_+ D: v! T& ?5 Q - </li>* W* R7 r0 a5 a
- </ul>! l, j& m3 G1 U7 r
- </div>
复制代码对应的CSS代码如下: - .nav-container {) a/ ]; z9 I% W1 n, f: N
- background-color: #fff;. ^2 n4 Y; u! a2 G1 S8 @* ~$ q+ ?
- border-radius: 4px;+ w+ m5 i T) ^; f) j
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
( a. e {7 L2 O, z" ^' I! p - padding: 1em;$ x# X5 u' v& E& t% H$ q
- border: 1px solid #eee;
. w$ I4 \+ l. \( m4 W$ ?% c - display: block;
6 e! q' V9 M& n7 A. g$ D - max-width: 400px;& j( e& Z- d. y) @# F6 A
- margin: 0 auto;
$ L( V! Y* |* Y, _4 Z5 i1 p - text-align: center;
, u1 T4 s' Q8 z5 x; t6 V) g - }
4 f; V V1 @( | - ul,
8 V1 o8 z2 P; m2 ~" a - li {. }- ^1 m# U9 `" w1 [
- list-style: none;
# _2 R0 W2 `/ ^: U$ m2 Z* d - -webkit-padding-start: 0;
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- a {) v) g/ \: [, T* W' R5 I7 ]7 x5 p3 L
- text-decoration: none;2 E. u) d* m1 Y5 R1 Q; f0 {
- color: #ED3E44;
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- .nav-item {& d7 I, p& h# R6 t5 Z, |
- padding: 1em;
5 N/ I7 q) W6 s/ v+ i- U - display: inline;
) K) S4 w4 j$ G - }( K% z& [% W" {
- .nav-item-dropdown {
' O9 ^) {/ i6 d: F4 G, k - position: relative;( T! N/ i0 v! Z: L, m
- }
) Y. ?" p7 w" m) s - .nav-item-dropdown:hover > .dropdown-menu {' M- i) t5 Z9 e, j. W
- display: block;; x8 L: s9 y. E2 c0 Y3 a, ]. V
- opacity: 1;
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- .dropdown-trigger {9 H$ W0 G6 t' l. l; e
- position: relative;8 l7 s$ U5 |; n6 M3 W# \# ~: {
- }
/ O2 j. _1 k7 @+ ]: ` - .dropdown-trigger:focus + .dropdown-menu {8 g: V2 d+ ?3 V D/ u1 U
- display: block;: m8 c- ]- k2 l
- opacity: 1;4 W% M0 Z b3 C& b9 i& K
- }; Q; \1 P. \5 b( u# r3 A: |/ j4 ?6 i
- .dropdown-trigger::after {
6 H1 a/ M7 z, s& n4 T - content: "›";# p! m! F, D! B; z7 M8 L' q- b% Y
- position: absolute;
$ _0 ?. g0 G/ G - color: #ED3E44;5 o4 c1 p- a( v+ ~
- font-size: 24px;
' C+ e- `' \0 y* e - font-weight: bold;
$ r" [1 ?$ a9 i$ D" L- d - -webkit-transform: rotate(90deg);7 l1 h7 e4 p7 l4 k F# V
- transform: rotate(90deg);
3 A: q" r s6 V8 A! {& y# D' P( B - top: -5px;6 p: m; k1 K* e2 ]
- right: -15px;& `) V$ J. J8 R- V
- }& D+ l: o- e6 ]) U: O
- .dropdown-menu {
: g5 _- Z4 j( {& G4 e - background-color: #ED3E44;$ o h# R7 }! W$ J
- display: inline-block;- Z' u: ^2 n+ j/ T" S) O
- text-align: right;
/ D9 T! B: ~. I* V - position: absolute;7 V8 A7 Z$ C3 N4 }* C
- top: 2.5rem;* N" X* f. c2 N/ p
- right: -10px;' f* F/ G/ p0 ]- b
- display: none;
, t* [! R7 f2 h, y' [ - opacity: 0;% d2 {' W* p$ W8 S/ B @
- -webkit-transition: opacity 0.5s ease;
- z* i4 w" ]7 z! h( @ - transition: opacity 0.5s ease;
# K7 ~0 x/ h% }4 G9 q - width: 160px;
6 k1 Y8 S& \. l - }+ a+ \& ~+ h9 {; i4 q; w: s
- .dropdown-menu a {; E& s$ f! F, T
- color: #fff;. W1 k3 @3 b2 T( J2 C
- }
( I4 Q. j$ {3 n' S- _2 O - .dropdown-menu-item {8 e8 e5 J4 @( S/ k
- cursor: pointer;! S) e! A$ C+ \; q7 |' o8 }- o
- padding: 1em; [4 L, h N* g2 p5 I$ W* F, g
- text-align: center;* A- u0 a. s" P6 _8 ^
- }
4 P. X# V* h4 G+ I4 e7 T - .dropdown-menu-item:hover {! r' [$ W3 j1 l' b
- background-color: #eb272d;
2 [2 _/ X% ?* z7 n7 V- \4 x - }
复制代码
, g! h7 a* y5 d# {: a g/ l2 z可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
6 S9 g# k# T" f0 M9 r - <!-- Checkbox toggle -->
* i, G u0 G1 E. N: _ - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">( ^) o" q) |7 N' v& H
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>) Q3 z/ L6 }& |- [# S# ~
- <!-- Content to toggle from www.mfbuluo.com-->% p6 N: T; Y B5 |3 G& z
- <div role="toggle" class="toggle-content">( o8 v, E# o7 {, B7 \/ k& q: ?
- BA-NA-NA-NA!
/ }* G( |* J4 f - </div>5 c4 K7 k, c' z2 }% ^% V+ l
- </div>
复制代码CSS代码内容如下: - .toggle {
: |0 C" I, P- L0 K0 {2 [9 j* U6 \ - margin: 0 auto;2 F/ s. Q( B& e7 D9 F
- max-width: 400px;
$ ^! `3 w% W# Y) J* q4 I$ a7 c5 o - }
4 F( i- D1 U0 i2 g5 E2 e+ `/ p - .toggle-label {
8 \5 h% `' P6 E4 k% M+ p( X - font-size: 16px;- C; e( m; E5 \8 b9 E
- background: #fff;3 V! r5 k4 s2 S" p! r/ M
- padding: 1em;2 X# L) q! s3 c0 w8 m
- cursor: pointer;$ ~7 [" m' ~! }9 L# @7 I$ o& o
- display: block;/ W8 y# _0 c2 ~
- margin: 0 auto 1em;! H' Z- j' _' t- g2 ~0 s
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);2 R$ f# S, {) Q# Y/ l% K1 w3 x
- border-radius: 4px;
9 E+ y" @" C; n+ j" e6 A! p: r - }
$ l/ m# _8 O* i0 b6 ? - .toggle-label:after {
, U% \. A3 S& Q3 |2 f" w - color: #ED3E44;
& d( \1 p9 B, s3 |' J' \; h o - content: "+";
: E% @7 W9 Q: l, N8 u - float: right;
, J8 g- {! f0 u. Y - font-weight: bold;# @7 L0 y3 U! [- A" \2 z
- }! \* X9 i8 J1 ^" G4 M
- .toggle-content {( V) I* P! B; ]3 r! A$ j
- color: #B0B3C2;
5 f& C9 _ {2 f+ q - font-family: monospace;0 Q F8 u3 y, \7 J
- font-size: 16px;9 T2 |4 @3 C! }" X9 g
- margin-bottom: 1.5em;: a* N( n+ c- }* ^0 V
- padding: 1em;
U* Q; a: E* F - }' O' A: ~* d4 C) |5 c" c& }
- .toggle-input {
$ l9 A# S/ s! d7 X" L) u0 u$ L) F% Q - display: none;
! `% k. z) \+ N# s4 z* e2 t& R - }
2 f3 \2 b; ^6 o* j% E" | - .toggle-input:not(checked) ~ .toggle-content {
" }# L; v% u# h - display: none;
4 Y/ }' ?) }1 B2 y w( P - }
/ K: Q" s$ i+ } - .toggle-input:checked ~ .toggle-content {
6 X/ ^1 _9 s; t# k- B! J' w3 b - display: block;% s2 U; I/ D8 Q- C
- }
+ T( N, W* U* T. ?( w - .toggle-input:checked ~ .toggle-label:after {7 a) \ c+ h; S
- content: "-";! a2 ^- `9 y1 N& b; j
- }
复制代码 , V1 w9 e. S* \9 J6 [) f G
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