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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!">! T! y4 x8 o3 N( P
- Label for your tooltip
% y: [$ b. |, d - </span>
复制代码CSS代码: - .tooltip-toggle {) P' z& ?1 {: V& H7 y) u! y
- cursor: pointer;& G9 f, Q3 z) S. H! o* b
- position: relative;
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- .tooltip-toggle svg {. t& T. l% a/ x: A+ c% @/ E
- height: 18px;
9 P% M* U0 _, { ~0 v. G7 v+ N - width: 18px;- g2 T8 Z: Z' m S$ d
- padding-right: 0.5rem;8 r, z" X4 h6 ^* P {
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- .tooltip-toggle::before {9 x, U: @/ A# O7 c* G) k
- position: absolute;
( \3 l7 V2 n/ Y2 ?' f# z - top: -80px;
, x M" Z8 H) H# U7 m( T X# Z - left: -80px;
7 o4 Q4 a: V* X _ z6 R - background-color: #2B222A;: Z, m/ u! y Y% z
- border-radius: 5px;
/ s8 O# z" q* d c- O: L% |0 k* z - color: #fff;
: a+ Z% R$ f( Y6 i7 ~& s - content: attr(data-tooltip);1 C1 }+ S! ?6 Q$ _7 P3 O) O
- padding: 1rem;
: m8 E4 N3 d& c! y, ] - text-transform: none;1 u" g* T5 D, D V
- -webkit-transition: all 0.5s ease;) J$ X6 `1 D( g3 ]' z
- transition: all 0.5s ease;
. `& o# ^. h& x% K - width: 160px;
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- .tooltip-toggle::after {" A- g6 ~( [5 Q
- position: absolute;- B( ?( B! D; j8 J ~; @) U3 {0 C
- top: -12px;
N, b1 [9 w" [1 _ - left: 9px;- A& j6 W0 S9 C
- border-left: 5px solid transparent;4 r' _3 o, G( _! P* I0 h
- border-right: 5px solid transparent;
, R% p+ N" d' S - border-top: 5px solid #2B222A;$ G: k: G- X, x
- content: " ";) p0 Q( b$ n: n4 |; \* o
- font-size: 0;" |! a7 y! `0 N
- line-height: 0;3 N/ z# F* K* o; W5 I+ k; d! M
- margin-left: -5px;0 @+ i/ l v3 }- F4 J# x
- width: 0;
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" @9 b0 g" D; Q6 t: {2 F8 w2 N - .tooltip-toggle::before, .tooltip-toggle::after {
% z. z0 @9 [( A. U; @ - color: #efefef;' }' i. k+ `, {: X
- font-family: monospace;: g% G& ~1 D# q N: J
- font-size: 16px;$ o3 @4 L/ C; w
- opacity: 0;
+ ^" C4 }0 y' m4 w- s! S2 l - pointer-events: none;1 n9 w" o0 @, c. b' H
- text-align: center;& g8 J- F% e+ f) @7 _# S* |
- }
; M3 J" _9 x r; ~ - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
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- -webkit-transition: all 0.75s ease;
. k& @( j ?( o( v" |; g - 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">
5 l, I; K0 S0 {0 n - <ul class="nav-items">
/ t9 e+ G1 W; t. c* c - <!-- Navigation -->
{. k( y# @% Z% ]( k+ M6 q) k - <li class="nav-item"><a href="#">Home</a></li>- I$ b4 g# k- q+ C
- <li class="nav-item"><a href="#">About</a></li>
" k9 D, r5 H, e, s - <li class="nav-item"><a href="#">Contact</a></li>( r: w$ F$ q/ b5 p' o8 p
- <!-- Dropdown menu -->. j! G' \1 G. x# z2 M" g. S L
- <li class="nav-item nav-item-dropdown">
" e! h" }7 ~6 P - <a class="dropdown-trigger" href="#">Settings</a>
7 b* e9 k- @, D. O - <ul class="dropdown-menu"># K `, K" g: {5 X
- <li class="dropdown-menu-item">% _, W6 Z3 M( w9 Q6 r
- <a href="#">Dropdown Item 1</a># y h7 F! l. J1 E
- </li>; n1 O5 ]3 s7 C! [5 o
- <li class="dropdown-menu-item">% c+ ^5 j U1 j
- <a href="#">Dropdown Item 2</a>
: [7 x0 \5 v7 k0 G6 w8 a - </li>7 |) c5 K, D x8 M! |; p1 E
- <li class="dropdown-menu-item">
# N9 J$ f) [6 j! t0 S - <a href="#">Dropdown Item 3</a># D8 {7 l/ Z0 |( d; R& h/ ?
- </li>
. S" i3 W7 l4 Y2 y& k - </ul>
& h9 _; o0 S1 B5 V( ]5 k - </li>
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复制代码对应的CSS代码如下: - .nav-container {+ j* w& Y( h; h, O$ _7 E6 X% b
- background-color: #fff;& b$ V9 ^% v' d$ R
- border-radius: 4px;
. k X! t; a/ V, P% c - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
. l' _0 K& f; m( z& U - padding: 1em;
% X2 ]8 d6 a C: V( w# A+ v - border: 1px solid #eee;
* }( X* o- _' {, K/ g( b$ h1 d - display: block;
5 h5 o* ~7 w6 {: X4 \ - max-width: 400px;
( _. Z y A9 O: m - margin: 0 auto; {8 B; }2 K4 f
- text-align: center;1 b t! ~9 n) J
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- ul, E1 D; L9 ?: X* c$ h4 B
- li {
2 T6 d, f3 l9 m( C& u* A) Q - list-style: none;/ H0 @: F8 J# r7 u
- -webkit-padding-start: 0;
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- a {% Z4 i& F+ F3 O: l* J3 x
- text-decoration: none;
* S/ \6 v/ Z: r' S* c- {+ Y, k. a - color: #ED3E44;' [" @4 z# e* `1 Z n0 l
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- .nav-item {8 V. n( H4 E- t4 ]) {" ^( ]6 V1 \
- padding: 1em;' Z- d* }' e1 D' Y6 R
- display: inline;
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; o% H/ I7 J/ `( W; ?0 i2 } - .nav-item-dropdown {. I6 V9 D4 P! R7 t
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {+ w- c: f( B( }5 z! Y$ L
- display: block;
' G7 e3 Y& y6 q7 L! M" t - opacity: 1;: p1 l2 j! p/ m% V% a3 m- @1 |9 x
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- .dropdown-trigger {0 T0 P6 [; `& P' P" w- {( A
- position: relative;
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9 R' a3 ~: |) Y: m' Z - .dropdown-trigger:focus + .dropdown-menu {
" ^) P" Y4 m, ^8 y+ k - display: block;
6 b: a e" X( a- E3 Q( P7 C - opacity: 1;
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/ N3 D* n# p/ j8 X4 Z - .dropdown-trigger::after {
. }3 z+ h7 M% | z - content: "›";! u8 [$ S* O* K, [8 o6 c! r7 F2 r
- position: absolute;- x" B" d6 y8 E2 q0 Z
- color: #ED3E44;+ O4 q0 B5 V$ y* D* H, s( ]
- font-size: 24px;
S3 Y `8 H' l% ? p0 T - font-weight: bold;, ^# u" G( S' x3 |
- -webkit-transform: rotate(90deg);$ C2 K1 V! @/ }' f
- transform: rotate(90deg);; [5 E7 p+ o0 S; X, u7 x9 B
- top: -5px;
0 r8 ]# [& f4 q; Q% c7 G% M9 l - right: -15px;
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- .dropdown-menu {
! \, ^2 Q. U, U( \6 T3 e1 t - background-color: #ED3E44;
0 A% _% n3 ?5 ]0 o" V2 \* _: I - display: inline-block; z6 K- G& F) z" c/ E7 S: v8 v
- text-align: right;( q4 a0 B" X" O! `. m9 h
- position: absolute;
! y# y3 q; X, C8 K& T - top: 2.5rem;0 F' w/ {, h9 N
- right: -10px;. `3 v- E4 d& M) g% _' _
- display: none;
" R g: q$ l8 a" m) H: d - opacity: 0;( d4 z5 r4 c( y% \0 o/ \5 O
- -webkit-transition: opacity 0.5s ease;2 h8 k$ L# h, O, ?* E7 W3 p
- transition: opacity 0.5s ease;
) N" F7 f: F( k" D2 H - width: 160px;$ y/ S n! g2 O) e
- }
8 x5 j) P g/ y* z9 K8 K - .dropdown-menu a {: X' M* _5 p- X8 e4 G6 B
- color: #fff;' t. r+ E! a. U* R3 S/ a" [1 t
- }0 L; a* H. m) N4 r9 w \
- .dropdown-menu-item {- m. r4 X# L- F$ k4 P
- cursor: pointer;
, d3 V7 B C$ b7 S; A4 t - padding: 1em;1 O2 ~ h N; O4 C' s4 M( }
- text-align: center;3 _0 g4 O/ m5 ]' ^
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- .dropdown-menu-item:hover {
) n+ J8 W6 t, s- ~- e - background-color: #eb272d;/ y" i( T8 P9 F5 M
- }
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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">" ^) m2 g! _0 \
- <!-- Checkbox toggle -->
/ C3 a! |$ T; c% A1 v( C% r* M - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
5 K4 F- F, I: W - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>/ p/ i) P1 z4 P( r' w& j! F4 x
- <!-- Content to toggle from www.mfbuluo.com-->
' b! c8 ]* t2 Z2 t# C, { - <div role="toggle" class="toggle-content">
( [! j/ U* E$ T( U& ^. m2 J+ q/ F - BA-NA-NA-NA!4 v$ i! ?1 l4 S) S' C4 A; K
- </div>
- y* u* q: [, ? N - </div>
复制代码CSS代码内容如下: - .toggle {
, r2 }! p, w/ o - margin: 0 auto;9 \9 `. j6 o5 g* f' v5 @% e! h
- max-width: 400px;- n6 ]' j$ V; s3 q U6 m4 f
- }
/ i3 q& g' {2 E) I* m, N - .toggle-label {
, n, b7 n% S. N" b" f$ s - font-size: 16px;
% `) L. i5 t7 D/ K+ J - background: #fff;
2 X- G1 u! ? I( x. d" b - padding: 1em;
% m9 a5 i) E* o& O7 l3 U0 M4 D$ j) n - cursor: pointer;. }( b$ n" P3 j7 ?
- display: block;( G4 Y' |: n1 P
- margin: 0 auto 1em;2 `/ g2 ~; q. F% m2 w7 P. J
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);- R u" d, b C% j0 R* I! _0 H9 w
- border-radius: 4px;' Z& w8 x% W% v/ U; A+ _
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- .toggle-label:after {
# i9 i" J ~3 C; y( f0 u - color: #ED3E44;
$ \8 d, O8 a/ s' ]: O - content: "+";
7 R# m, S& {' e; { @ - float: right;. S; p1 n, j4 c2 g( g" s
- font-weight: bold;
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1 N, l8 z% h% o) p! S4 O% j% B - .toggle-content {0 U5 {/ C6 r7 h( o1 q _" x- b1 |
- color: #B0B3C2;8 K1 t' g% a3 M# T# w. G
- font-family: monospace;; N. O2 Q' z- |; q8 Z& Q p
- font-size: 16px;
5 u0 E- A& A1 @, `% k - margin-bottom: 1.5em;- l! Q8 Q) U( {, g
- padding: 1em;
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- .toggle-input {$ ?4 T- w! ?8 G$ O& `
- display: none;
{, X& x: w$ o3 Y5 x* B - }
- Y& O7 j! w* s3 a2 ^7 H - .toggle-input:not(checked) ~ .toggle-content {
3 _3 p0 F5 l! B5 ]4 n - display: none;" N+ h0 z' \4 d, q$ m! c2 u
- }
7 _2 ~6 B w+ G+ U/ g& L. I - .toggle-input:checked ~ .toggle-content {, f1 ~8 E) ]! I* R8 Q
- display: block;: v6 J3 |: ^' h* C; ?1 O
- }( t2 ~8 B* b" K' j
- .toggle-input:checked ~ .toggle-label:after {
% ]1 j9 C; P3 J/ q1 y) _5 ~; D - content: "-";
+ m- e3 r8 E; O: H; X - }
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