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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!">
$ Q C4 [; {7 p. v2 t - Label for your tooltip# H* C8 Q3 q3 F
- </span>
复制代码CSS代码: - .tooltip-toggle {( x( e- T" k) Y) C' K6 A1 ~: y. Q: t9 V
- cursor: pointer; w6 c. X! `1 q5 B5 T
- position: relative;
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& S; }% \4 U B5 s/ K - .tooltip-toggle svg {4 W0 T Z, P1 \' U! Q
- height: 18px;& v2 }5 w0 i5 W# ]+ q2 _/ b8 S
- width: 18px;3 V% V3 c8 d, E8 h" q& R: Y) e- x: }
- padding-right: 0.5rem;
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5 m7 L3 z/ ~$ p' c - .tooltip-toggle::before { L! m. G. G* W y/ K
- position: absolute;
, a% _. {5 G5 D A ]& M - top: -80px;- k8 M3 \+ W+ ]6 Y% w8 Z
- left: -80px;5 C" A4 n+ M+ q2 ]- R
- background-color: #2B222A;9 e* T$ R" R$ n
- border-radius: 5px;4 }. J% h& ]; ]) u% A
- color: #fff;; N- g, R6 f: i$ z
- content: attr(data-tooltip);
" h# W: {( \) @+ p! m8 ~, M - padding: 1rem;! [5 Q. k, ]) d' M' U$ W3 Y) T
- text-transform: none;
$ s- v, r! i: a! q6 E) j - -webkit-transition: all 0.5s ease;
0 k9 S5 S! ?1 q4 l - transition: all 0.5s ease;6 Y) v# l! x9 e3 A! f* ]0 ]$ l; W
- width: 160px;
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- .tooltip-toggle::after {
' j; n0 K9 q, R' [ - position: absolute;1 m1 `7 E& d& N/ _: W0 S9 ]
- top: -12px;1 B8 [. e- S( Y. m" Q
- left: 9px;
/ Z( w0 b& W: Q, o% g - border-left: 5px solid transparent;
1 k( j' ]) ?0 Q7 e; |( T - border-right: 5px solid transparent;3 }& v, ^( B1 c7 ]! [7 x; ?$ T
- border-top: 5px solid #2B222A;
% J) g4 K$ n: S8 o- d9 ^3 |, X( | - content: " ";! i2 K/ `0 D7 u" m+ d: @$ a
- font-size: 0;' W' t7 y* Y b
- line-height: 0;5 W+ g _, z6 N$ b' r; k: R2 {
- margin-left: -5px;' d2 U$ ?/ o) H
- width: 0;- J Q6 d. m5 R e5 k
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- .tooltip-toggle::before, .tooltip-toggle::after {
3 \' C8 m0 v: F( Z! ~( s5 u, x - color: #efefef;! S: S/ N0 J. c* d8 r4 Q3 l$ @ d& Z2 j
- font-family: monospace;
& a* a7 }2 q q0 F6 c: X8 { - font-size: 16px; t& S1 u! K& U
- opacity: 0;
: R' ~. ^0 `5 V+ a# o2 u O - pointer-events: none;; M- b; J3 ~0 C K- g
- text-align: center;2 d3 c. i* ]9 w0 Y5 ^9 d$ r0 s1 z
- }
+ e! x$ A6 c: x& g+ l - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
+ g! s$ F# ?! S' @9 a( o$ e# s! L - opacity: 1;* R u% G( _5 L' J! A0 ^# F
- -webkit-transition: all 0.75s ease;
) g7 V% J2 F& A/ E- C* v; R - 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">* _: ]! ^6 ^; i5 p
- <ul class="nav-items">8 h* x) r) n& |+ y* D
- <!-- Navigation -->3 W. X" p# A$ \" m0 b' I
- <li class="nav-item"><a href="#">Home</a></li>
6 s q2 P7 Z$ K0 X X y - <li class="nav-item"><a href="#">About</a></li>" @: d: y6 R+ N; Y
- <li class="nav-item"><a href="#">Contact</a></li>
$ ^8 W+ {& N0 ?9 Y - <!-- Dropdown menu -->
) S9 ~) P8 ^, f8 `. P9 | - <li class="nav-item nav-item-dropdown">% r$ _% d. @# d: z+ J6 z9 q
- <a class="dropdown-trigger" href="#">Settings</a>
5 G; Z$ ]( G f, a% c- Y' E - <ul class="dropdown-menu"> ^7 e* a" c$ e; q- F" q/ x
- <li class="dropdown-menu-item">
! s; S6 m/ W. @; i) _& J' U) [' l - <a href="#">Dropdown Item 1</a>) b( Y* W" m: ?1 P
- </li>
5 T9 R: b! b" s - <li class="dropdown-menu-item">* [7 @- n! c& O' g6 e5 x
- <a href="#">Dropdown Item 2</a>
( x. U t" G! j5 @ - </li>
3 d* d; c6 _2 F: |8 y, a, ?/ ] - <li class="dropdown-menu-item">
" @- {; Q/ Q( v5 R: p - <a href="#">Dropdown Item 3</a>
% a4 X% \0 c" R0 c p8 z - </li>+ x3 r; p. o. a* z0 y' i3 G! B
- </ul>& S& k' z- |: ?6 Q, w! E4 C+ f
- </li>
0 f' A3 Z* \% I" T" v1 _5 d# b, {) w - </ul>3 k1 f( @4 ?8 i' N( T
- </div>
复制代码对应的CSS代码如下: - .nav-container {- Y* p2 C1 w0 w2 m4 Q
- background-color: #fff;7 Y$ \* `; @9 M) P0 ~
- border-radius: 4px; A3 x1 F: V. V, o! v4 |3 {
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);: R6 l+ Y2 I" j$ C Q" x
- padding: 1em;; P: G9 h5 s- j8 D+ O
- border: 1px solid #eee;
R$ E9 ~0 a7 [0 R0 L" V - display: block;( S+ S: W7 A. i' \3 o# r1 Y5 |
- max-width: 400px;; K% t2 _" N2 S5 C) o+ K
- margin: 0 auto;
5 ?3 K$ n$ |' m6 T g7 f) u) M - text-align: center;. r2 j0 t( q$ v! ~+ J
- }# |2 C |' s1 N7 A- f) |" V
- ul,! I( Y& W+ Y# J: A% w
- li {
5 e: c, |7 o* m; E* H$ r0 b, U/ q0 l - list-style: none; N4 [; N. g* B9 r
- -webkit-padding-start: 0;
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- a {4 o J' K6 b C6 ~4 D
- text-decoration: none;
5 v0 T& \/ J( A e3 |1 E- B7 k- R - color: #ED3E44;
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- .nav-item {; j1 J. r# _: C3 S# y/ N0 T
- padding: 1em;
) `5 H6 R5 C8 U B( z7 n - display: inline;; o$ x# p5 W# Z
- }
% n( ]$ k# I- T6 O - .nav-item-dropdown {
! @" w/ p7 D: \: I7 a$ Y - position: relative;/ H' r$ B+ ?' t* u
- }! \7 J* H* n! M8 [! ~$ n, q5 \
- .nav-item-dropdown:hover > .dropdown-menu {
`* h4 l3 A+ O3 B; Z' _- s - display: block;) S: ^9 Y ~6 R5 f" s
- opacity: 1;: f( ` a9 a8 o" y, i* _, U
- }
+ r7 O; O& @' Y. M' f: _- S - .dropdown-trigger {. h; V _2 H* m
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {+ N8 ` A5 a `
- display: block;
$ X* v7 j: s1 x2 L0 z. a6 s - opacity: 1;
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- .dropdown-trigger::after {" L5 V9 \1 g( Y/ p
- content: "›";
: ?3 O' Q; u' a4 I - position: absolute;
3 e' n! N! N8 m- F2 k# H - color: #ED3E44;. m$ x9 K' ~% i
- font-size: 24px;
/ N# J4 ~# U1 V8 ^7 n/ { - font-weight: bold;
, |& @( j e$ h( v; d* U - -webkit-transform: rotate(90deg);9 ]! R; }* K& m( H; B" I6 l
- transform: rotate(90deg);
1 N- |2 `* c: {$ z - top: -5px;
# T* A: Y5 Z, ^' E) d/ \ - right: -15px;
- K8 h) z# q5 {& \6 F+ R# w - }
- B0 F) x/ w n8 h- s! K- N: J0 D - .dropdown-menu {/ C$ N3 f6 p6 w ]% P& e& p$ _. g8 i
- background-color: #ED3E44;
7 D9 t. }. X* r0 v) N- X - display: inline-block;
* e# G5 h0 N$ e7 h9 S* R - text-align: right;
; [0 p, B/ j1 I9 s0 z" x - position: absolute;
, p/ {% b, z6 k1 w: D$ O* Z - top: 2.5rem;
) V: u f+ }6 D1 Z# C - right: -10px;
$ Z" ~, L' t( }6 K8 ^: c$ X# a - display: none;/ d/ k& `$ Q& k+ k. m! R! y1 A
- opacity: 0;
3 y: x% i! ~# U! f: ` P8 Z - -webkit-transition: opacity 0.5s ease;
% X: X$ A: c3 i; g - transition: opacity 0.5s ease;
8 ?0 G& Z7 T: L/ c* J. z" U - width: 160px; v4 f7 \/ w/ t( X; E
- }1 t, e" Q/ T1 w% E, w
- .dropdown-menu a {
6 Q; H/ H- A4 Z. ~ - color: #fff;; Z- z% f! ]9 q; _0 {, s# ^
- }, R/ K7 ^1 s. m/ _6 o9 Z
- .dropdown-menu-item {4 X0 ?7 f9 O* S0 u1 [( [
- cursor: pointer;! D' D+ K$ [7 G
- padding: 1em;
+ [4 u# \& g1 t6 F: ?' J - text-align: center;
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- .dropdown-menu-item:hover {( v. _" G7 @! U5 m1 [) n% \
- background-color: #eb272d;2 s2 W# @; |9 u7 i T. w" G% t
- }
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0 Z' Y( E: H/ q8 a可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
& Z: Q% g8 I: `" n$ y) B$ @ - <!-- Checkbox toggle -->
. y7 E8 a5 ]0 ~& q. l3 t( U. } - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">1 ?( R% i% n3 A
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>. @( {0 f; ^% i. F
- <!-- Content to toggle from www.mfbuluo.com-->
8 k+ ~6 D' E* p' \: v" N# I( d% ~ - <div role="toggle" class="toggle-content">
2 p+ K% l3 G" U3 P. v7 S0 h - BA-NA-NA-NA!" m& G9 N! {& Q) J! |, k2 I8 v& |$ P
- </div>, j; {' r: D" q, z$ Q
- </div>
复制代码CSS代码内容如下: - .toggle {2 l& v Y5 e% y! I
- margin: 0 auto;7 @* I) Z* m) y Y6 h
- max-width: 400px;' k3 Z0 I/ P2 ^" `5 ^
- }; {; M' J1 K0 s7 S: t/ A, U9 K1 Q: X6 p! Y
- .toggle-label {
' z# ]5 K6 I5 n M7 h2 y - font-size: 16px;1 E+ ^8 i( O K2 t! R
- background: #fff;
4 j; k& V6 n1 u0 l( \ - padding: 1em;$ _* z9 j8 H& C. }8 f7 N
- cursor: pointer;
. S4 y$ T* _+ w - display: block;$ t& w; D4 l: E- n. P
- margin: 0 auto 1em;/ ?/ x7 b5 p4 D( Q: j- g
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
9 \2 t _" g! h - border-radius: 4px;( [0 f- A8 [' C+ R# `: H
- }# F: G7 v% q9 V
- .toggle-label:after {
' K3 D& _4 G7 t - color: #ED3E44;5 a) O$ G9 C5 a7 P) @3 |
- content: "+";/ M1 i8 l1 b, W% \! L
- float: right;
) ]: o: B3 x. ~: R. i - font-weight: bold;
4 [+ Z: D: x- z* s - }. W1 }6 `" u- N# @- X% |6 y+ }
- .toggle-content {" m4 ?4 G6 s( i1 N( Q, t
- color: #B0B3C2;% Q1 Y; M1 S5 P/ H0 [8 T
- font-family: monospace;
* m" i) g& C+ M( ~ - font-size: 16px;
, b# h0 Y; Q- R6 V7 w - margin-bottom: 1.5em;) \* w) O9 a' g/ ^
- padding: 1em;! z/ P V2 k- r1 v% i
- }* Y& E1 C' z) B) D& e+ q
- .toggle-input {
4 W# h% [( J" Z - display: none;
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- .toggle-input:not(checked) ~ .toggle-content {. i' S5 O5 s4 x; f9 [- W: I) x9 V. j
- display: none;
' N4 k6 ~* d) y% L4 {" Q6 B- j) a: j - }
3 G( I0 ~+ ?! Z Q - .toggle-input:checked ~ .toggle-content {
4 l c$ c5 k, U - display: block;- b+ [* d/ f3 w! v9 F2 L8 A
- }
% z) D5 e! _/ N5 H% B. M - .toggle-input:checked ~ .toggle-label:after {
B2 Y8 H* T9 N+ j - content: "-";1 c& @, u' L& C
- }
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