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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!">
7 V3 I& e% }0 l7 K; W - Label for your tooltip! L8 f3 m9 x5 M
- </span>
复制代码CSS代码: - .tooltip-toggle {7 m$ D, i# N& O `( c" O
- cursor: pointer;
/ _8 m" ^7 y7 H. _ - position: relative;
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/ b& f' i7 O8 n' d4 @! V- V - .tooltip-toggle svg {
; i" g5 f. f3 Y, P8 ?, X - height: 18px;
1 G; t" [5 j& ` h0 D6 `8 r- R/ { - width: 18px;
* \6 B8 T6 E1 H5 ^3 @ - padding-right: 0.5rem;2 b: I/ b+ d5 _ F, ^
- }
! y& `- c; l; ] - .tooltip-toggle::before {
, e! v: {0 X, _7 R6 z' V - position: absolute;' I$ Q9 t) q* G
- top: -80px;8 w: G( _- E( m
- left: -80px;
: k G# L0 d3 r. Y4 x6 c, V/ v - background-color: #2B222A;9 p% V' u, ?/ o+ O5 V) Y
- border-radius: 5px;
) @5 n U' i8 ~3 ?/ x - color: #fff;
& x9 H! J" W1 _8 J$ P - content: attr(data-tooltip);
6 ^* o8 O$ N; F: P: G - padding: 1rem;& I/ a& m1 T d6 b
- text-transform: none;5 E3 a2 b$ K; l+ M2 }' O
- -webkit-transition: all 0.5s ease;, _6 q0 K1 i3 u \ K
- transition: all 0.5s ease;) m; @- z y* G# ?8 Y
- width: 160px;
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- .tooltip-toggle::after {1 C6 ]& s+ ?9 k+ o" |! C. Q
- position: absolute;) ]9 t5 T2 L8 Q$ b( `4 a
- top: -12px;9 Q! O, r3 R2 B$ h$ h
- left: 9px;
& n& s3 G. a1 i1 Z - border-left: 5px solid transparent; `9 j# s3 h2 [9 b1 m; R9 H
- border-right: 5px solid transparent;, y. n& R# v5 l: C6 ^
- border-top: 5px solid #2B222A;& z+ I% [" Y( W' U/ a& u
- content: " ";/ ?) q6 B0 }- A+ y5 t$ H/ `
- font-size: 0;
; a* c) n) _/ l5 g1 C( ? - line-height: 0;
) O1 d0 q, ? u( u( P+ R0 w - margin-left: -5px;
2 [" f& p, u/ K+ C" H/ ] - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {& F% l, w8 R( ]4 R, g5 c, O" a
- color: #efefef;
" r N5 N9 B& z8 z& a) Y - font-family: monospace;3 m. R! E' c( t+ U% G" K
- font-size: 16px;
# ^% W9 n/ \# Q8 u' K) E - opacity: 0;3 W$ o: }% u5 e Y
- pointer-events: none;
3 B6 F) B+ p( f5 p9 x; L2 ], o - text-align: center;
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/ K: f/ z+ W) n5 \' P+ }6 ~ - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {4 d" F3 R! k# o" m: G) C' X+ B& D
- opacity: 1;3 E" Q7 y! b8 [: x: o' b+ @! a6 F
- -webkit-transition: all 0.75s ease;
) e1 z1 K2 d1 K: [5 w - 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">8 n5 V% f8 d+ k6 F" d
- <ul class="nav-items">
" D. q4 c+ w3 C8 B5 l - <!-- Navigation -->: e, [/ v! Y. |# Y$ h! ~- J
- <li class="nav-item"><a href="#">Home</a></li>
. n% o: F J: \6 g& L% I - <li class="nav-item"><a href="#">About</a></li>
. {) F2 Y9 [) \: B+ y9 j - <li class="nav-item"><a href="#">Contact</a></li>" ? ^$ {% z: p8 h4 Q. m
- <!-- Dropdown menu -->( l4 o% r1 d3 ~* g u d n4 M
- <li class="nav-item nav-item-dropdown">0 k5 t s" \; l
- <a class="dropdown-trigger" href="#">Settings</a>9 M) o' O/ g& t6 U* l- Q, [
- <ul class="dropdown-menu">0 B5 w+ S# y" w7 k% W* G# K9 y% P
- <li class="dropdown-menu-item">
; L3 W, e; a% y8 R C - <a href="#">Dropdown Item 1</a>
+ [3 K8 @( Y6 I) a% I3 l3 J - </li>
5 u7 n. q( o$ r' ^ - <li class="dropdown-menu-item">' @+ ~4 M/ ]# k
- <a href="#">Dropdown Item 2</a>
& m9 q( j( M. s& J4 e+ Q. P: |2 l - </li>
* N( |( @( i4 V9 F5 H7 g8 Y" q! R - <li class="dropdown-menu-item">( U: K \7 Z! Q* b! p3 J2 Q
- <a href="#">Dropdown Item 3</a>1 E) k. Z# S. z- K5 [) W* h
- </li>
$ `( o* u# R8 j& ~3 W& s- }* g - </ul>1 w; n. U: O8 t: S. t0 a7 e
- </li>+ _ v' f7 C1 y& C+ U
- </ul>% @# j/ B" Z& d+ K" b; p
- </div>
复制代码对应的CSS代码如下: - .nav-container {+ I7 ] M- C- V! n3 G
- background-color: #fff;
* r# h( K3 L4 R$ z& ?- l - border-radius: 4px;
; ~! @/ O: i y# l4 N - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
! G3 e; y' C, D5 F- J U - padding: 1em;. o( o; p9 g6 z$ k& J4 ]
- border: 1px solid #eee;
5 D' h( i8 h5 I6 [- z2 P) P - display: block;, t# e" s8 n9 J t- |" ^ f C! I5 r
- max-width: 400px;
2 j% j- [6 J+ X) W! O W% L* {/ P - margin: 0 auto;
: q4 I$ T) \; L6 {. W' s - text-align: center;
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- ul,7 h, Z0 k8 X' U! L6 |8 @: ^
- li {$ N$ m7 h5 S. \% i+ y: J% h
- list-style: none;. l+ K6 W3 f( A7 t' W$ h3 S
- -webkit-padding-start: 0;
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+ s3 X( z/ p; e4 t1 b7 V$ t - text-decoration: none;
X& ^2 n9 b. e; U0 k1 y8 g3 k - color: #ED3E44;5 }5 {9 g9 {+ A5 _3 s
- }
4 I9 A' [0 k6 f' a! z - .nav-item {: Q+ C0 v e% u( r; i5 z
- padding: 1em;
T6 d+ T3 n% G& E. S' A - display: inline;
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- .nav-item-dropdown {
, E) u. P+ n' t7 _$ _' R - position: relative;
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) l: i, ]" ~) U* N$ j - .nav-item-dropdown:hover > .dropdown-menu {. l P5 [% ~3 r5 {) U9 A, F
- display: block;; m; }+ n; E: U' F b6 A& y/ T* W
- opacity: 1;; {4 e* s$ v( L
- }
/ b. j6 o, s! Z6 y$ d& G8 M - .dropdown-trigger {
" Q4 d% D5 b# G3 i. W: H: m - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
$ _) i# L) j8 s/ D) n: _% m* n8 v# ?6 b - display: block;& U: I% F; z- [3 ~" E' ^# k7 H
- opacity: 1;4 V) c y5 n, C: A" ^
- }
+ m$ s8 j# U. j+ k; q - .dropdown-trigger::after {
( ~7 F- i; A, G - content: "›";
$ s1 y! u! J! N! z1 k3 u - position: absolute;
% }9 A: n/ W* q7 B7 | - color: #ED3E44;
1 Y: |$ d( F2 ^5 `7 m' G, p - font-size: 24px;; r5 y/ _; i& `* f# n2 j u! [
- font-weight: bold;
% L8 a' g' J+ m2 n - -webkit-transform: rotate(90deg);
' b; i! R/ E( X, L" E, w - transform: rotate(90deg);: d% H. z- ^2 W
- top: -5px;7 l: Z( }$ H3 A2 X8 w6 P/ y& O
- right: -15px;0 W8 P. B2 t0 X& D2 X/ l
- }
0 _9 _4 a ^' y7 p* F7 G4 A* D - .dropdown-menu {
3 n0 ]4 m7 w+ J3 Q: r6 A( k - background-color: #ED3E44;
$ v* W& {* p6 Y F - display: inline-block;
6 H9 y; L, W8 w* r% h - text-align: right; F$ J9 N" C: x
- position: absolute;
1 F4 \! C: E9 q, d/ b: u& \- A - top: 2.5rem;
3 S) e6 X2 ]) q - right: -10px;9 g+ F. l! j9 j v
- display: none;% Y$ h, q3 _6 |
- opacity: 0;1 @, v# m% a5 a6 K+ y( j8 b
- -webkit-transition: opacity 0.5s ease;' B2 f4 H* @; d% C
- transition: opacity 0.5s ease;, G" O: G& Q7 X, P$ s
- width: 160px;! ^5 v' }# `; K# L$ s: C
- }
1 V# ?1 I6 p9 _5 l0 ? - .dropdown-menu a {
8 x" f2 u/ H$ }+ u Q/ e - color: #fff;7 S& y4 s5 y1 p0 t
- }: n; k# l5 b7 W7 Q' a
- .dropdown-menu-item {. l5 b G5 D/ F4 T" y @
- cursor: pointer;: w/ F( [2 F% ]" N6 v' ]
- padding: 1em;; A6 l, o4 c" D9 G0 ^
- text-align: center;
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5 x: T8 l3 F! f, z# S - .dropdown-menu-item:hover {
- w; T" i- w% p1 }2 z% f - background-color: #eb272d;
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复制代码
6 a$ A/ M8 B; N5 ]可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">0 H5 Y$ r8 B- A* t. f9 H
- <!-- Checkbox toggle -->
- Z# i. ?8 g+ O! Y8 X - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">& |: }, D; ^1 F' M6 L3 `* c K
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>3 O9 k W. d4 R$ @
- <!-- Content to toggle from www.mfbuluo.com--> z) x3 Q# k0 l* |0 m3 r
- <div role="toggle" class="toggle-content">" s. r. T& N5 g0 z, y
- BA-NA-NA-NA!( t0 L, S3 Z4 h) [' U
- </div>
' A0 u8 v, w& Y6 {) ^ - </div>
复制代码CSS代码内容如下: - .toggle {
1 b- l4 z# h: H* Y$ ]0 H ^5 Y7 s - margin: 0 auto;/ p* M& k. _& d5 y5 y9 |( d
- max-width: 400px;
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2 d3 W0 z+ C1 W) O- S - .toggle-label {
7 x& ^5 @ Z- r - font-size: 16px;
7 V% y$ o+ V+ V - background: #fff;* ]3 X' ^5 _+ D! f$ S/ j$ }, T1 J
- padding: 1em;3 o+ k2 X0 q( I8 @
- cursor: pointer;' n9 z5 s7 x: B
- display: block;
8 z/ k' G8 t4 k# p - margin: 0 auto 1em;
8 {3 L% Y0 U* r- L - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
+ ^9 P9 i4 s7 {6 w# z l0 Q - border-radius: 4px;
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- .toggle-label:after {
8 |) m+ w/ R( }# t! o$ _; ^- V - color: #ED3E44;
3 G8 z3 H m0 {0 n - content: "+";3 t+ Y/ G% P# c$ x3 P
- float: right;6 F! R: ~8 x$ @( I* S
- font-weight: bold;
, Z; m' P& b8 v' x - }
! F P. {# k+ _* S1 ?3 A - .toggle-content {
6 V( X4 T& l2 j5 y' } - color: #B0B3C2;+ g8 F9 m( k' n) K- W2 I
- font-family: monospace;! Q" z3 d9 G6 _; e& {
- font-size: 16px;) @# w) X: |$ ?7 k6 H+ w% D
- margin-bottom: 1.5em;) z0 ~5 n4 z+ S# k% d2 z" E
- padding: 1em;
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- .toggle-input {: f. o( w" r v8 r' v& a
- display: none;
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7 c: t2 j S+ a5 M* J - .toggle-input:not(checked) ~ .toggle-content {7 j* o7 k. j. H7 d4 Z
- display: none;" @) }# Z: H# U, `& e' k4 D( e8 N( @
- }* ^7 n3 f: j, J' b
- .toggle-input:checked ~ .toggle-content {7 u/ H( b+ v/ I- m$ A
- display: block;! u" T! W" k9 W9 d4 ~3 G) |
- }
' r5 Q* K' E4 H, ~! K) Y - .toggle-input:checked ~ .toggle-label:after {8 }8 b/ A* w @
- content: "-";
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复制代码 Q% r2 Y& Q" G/ q2 R* s7 R
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