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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!">
! C5 _3 G# h% x$ N9 k* ~- v - Label for your tooltip
* ~# c8 A; d3 s0 K% a - </span>
复制代码CSS代码: - .tooltip-toggle {
( J$ f( ?5 K& _/ q8 w% t5 }5 J - cursor: pointer;
( `& T$ Y- e' D. k - position: relative;
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- .tooltip-toggle svg {1 `" ]2 ]' A0 o, t
- height: 18px;& g) u8 q7 j7 S3 ?% H8 N2 Z2 Q
- width: 18px;9 W. g7 d' S6 K) Q+ E
- padding-right: 0.5rem;. W) W) x5 q+ A' B
- }
. e% N! w0 \; P3 ~ - .tooltip-toggle::before {+ H) x# l) S% D' b2 U# Q. y, S
- position: absolute;
& J7 n$ L* N n* T! v) y8 k5 b - top: -80px;8 v3 a& Y. l* }# q- T) q g
- left: -80px;3 h- I& ^2 V8 `
- background-color: #2B222A;
3 B, t- `3 l* c7 k6 {9 J - border-radius: 5px;
6 E3 J4 k$ g8 H - color: #fff;
4 n$ b( Z# ]) `: Z% x5 U - content: attr(data-tooltip);9 X) g3 F. H; E0 N* w/ J& r- B3 l
- padding: 1rem;3 T- i# @( l, L3 [3 s4 c
- text-transform: none;% H* y9 P `7 y7 b$ R- C, ^
- -webkit-transition: all 0.5s ease;
3 G) V9 t* I+ U. C+ [ - transition: all 0.5s ease;. ]* |# ^! i7 W) p
- width: 160px;: X! D" B& X2 E" ?* c- u
- }8 @8 \6 F8 Z2 {
- .tooltip-toggle::after {
3 p. D" \) ]5 e$ s+ H5 n$ b - position: absolute;' z, p6 X0 ~ I$ J' s0 }8 U
- top: -12px;4 B+ C7 t p# B( ~* Z
- left: 9px;
' E- ]% Y7 O) l# f0 A - border-left: 5px solid transparent;( R' @- d1 n* {1 [, s
- border-right: 5px solid transparent;4 Y3 I9 F R/ g! ~6 l
- border-top: 5px solid #2B222A;) d9 o9 y4 N0 a9 ]8 ^9 ~, ^( c
- content: " ";
2 k% B) }0 l! q9 ^ - font-size: 0;
0 U. B+ u5 N+ {6 z7 i - line-height: 0;
. ~6 ?# m- d; L) t! U* _ - margin-left: -5px;
: P0 w* J2 \0 X, A8 p - width: 0;2 @3 \2 U/ S+ u% N; z
- }
- `1 {" I5 ?$ \4 i - .tooltip-toggle::before, .tooltip-toggle::after {8 s' e& @' t: I, S* G
- color: #efefef;. ~) r! h% X; o8 U& V5 ~% d
- font-family: monospace;
# w% t2 \ u5 p8 R7 \1 | - font-size: 16px;
: y; z! O e5 Q+ q - opacity: 0;" x* s! [+ N8 d' U9 v6 P7 G, p
- pointer-events: none;
+ {9 w% ?: D- W9 v$ r: I8 K8 b7 ^/ ]8 s - text-align: center;
2 l( Y L# o# s; L) J - }
* q7 b" v" r/ b; O& I - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {% b N7 W0 a( j
- opacity: 1;* T4 z. n4 W& P8 s0 o8 V
- -webkit-transition: all 0.75s ease;
1 b3 U5 W' p2 t - transition: all 0.75s ease;# q, b0 M0 X* t+ f
- }
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">! W8 p3 R) k* x( Z6 ]# o' C
- <ul class="nav-items">
# L5 n4 Z1 g) O( B# J - <!-- Navigation -->
3 _! ^" X7 Q) s7 a; g - <li class="nav-item"><a href="#">Home</a></li>0 F2 {& F/ x/ t5 t" \
- <li class="nav-item"><a href="#">About</a></li>
6 k# C3 U2 L6 ~. j: I7 z - <li class="nav-item"><a href="#">Contact</a></li>; N! [3 Q7 k7 g3 }! M7 ] M( A
- <!-- Dropdown menu -->- |( ^& h/ p1 E, @7 W
- <li class="nav-item nav-item-dropdown">8 a6 F$ j9 _9 d% h
- <a class="dropdown-trigger" href="#">Settings</a>
) |/ {# a% l9 T9 k' Z+ [4 z- l - <ul class="dropdown-menu">
5 }; v; S5 m* U7 Q/ S! r Q - <li class="dropdown-menu-item">7 A* Z3 l) u/ N* O: Y+ |: l
- <a href="#">Dropdown Item 1</a>& k. ^& \3 x4 [+ `( m) n' h
- </li>
/ l) T2 V' _4 K! H/ _0 ?0 d0 y - <li class="dropdown-menu-item">/ x7 i0 j' s: ~2 j# r
- <a href="#">Dropdown Item 2</a>
- f, N4 [0 Z5 w( p6 \: p - </li>1 u U4 o+ s5 Y) A( P
- <li class="dropdown-menu-item">5 F& x, r* f$ r# v7 `/ N$ h/ D r
- <a href="#">Dropdown Item 3</a>
, d4 L( r8 \# h" h9 I' Q2 b8 m - </li>$ P) R7 K. e4 [* {% O! x
- </ul>
; e- f% ]: w4 i% @( s! K0 a3 s - </li>/ Y M% S2 S! _
- </ul>
' D* r F) ~- F( Q - </div>
复制代码对应的CSS代码如下: - .nav-container {
6 {# [0 v* j' @8 M; B - background-color: #fff;6 w& Z% C! g) o6 L2 x4 ^
- border-radius: 4px;9 u" G" c' i; R& B
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);, [" D3 c1 C* G, c i
- padding: 1em;1 x4 q" \8 Z$ j5 T( c4 i7 n
- border: 1px solid #eee;" ^! D( O. o; c9 J
- display: block;6 P5 f1 Z2 s. ?/ t4 W+ V
- max-width: 400px;
% P8 e+ s/ y, w0 l' `, e - margin: 0 auto;
4 J, v3 ?' @5 V9 s: j/ v5 U - text-align: center;4 S" t* S9 Q2 [$ e
- }
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- li {9 j0 x* @3 ]# P* v/ C% O) a* N, u( ~
- list-style: none;
* A C4 a _# G! c9 d$ B' z - -webkit-padding-start: 0;
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- a {) ^: f, r* F# }7 c: j% g) K1 G4 W
- text-decoration: none;0 Z- S4 t$ X: F$ i3 N) Z
- color: #ED3E44;
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! n+ {. f, E( p0 a2 a - .nav-item {
+ [6 {2 \3 k) o' E+ m3 ~9 R7 ]( m - padding: 1em;
) [5 F3 k; j( B1 l - display: inline;
: [' S2 R% {/ D6 }1 h. _ - }
7 W4 d' \. ]+ {0 J7 e/ Q$ h - .nav-item-dropdown {* N: }% ?7 h) J6 J' V
- position: relative;
5 ]. e* b7 u3 h/ A8 R - }
9 \- D0 v3 a$ y* \4 _7 G - .nav-item-dropdown:hover > .dropdown-menu {$ u. \" s C: ~/ K7 \+ a) I
- display: block;) I9 Q- z: c- d6 |' n2 [
- opacity: 1;
, k3 n; W' s% o4 r% W - }
2 T- n& w4 _/ [8 s4 E# e8 l/ c9 @" I# A - .dropdown-trigger {
; q5 \9 w* r! o5 ^0 I - position: relative;' _3 Q6 H% u: K- E
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- .dropdown-trigger:focus + .dropdown-menu {$ S, C, t4 q$ y
- display: block;
% {6 }3 [! y/ L! ~# h* Y" ^ - opacity: 1;
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- .dropdown-trigger::after {
2 l# p6 l ]3 j3 z - content: "›";4 K( f3 N( ]2 m6 Z
- position: absolute;, Y: ^5 \8 c* i% L5 W1 @+ s1 P
- color: #ED3E44;
5 T) |( i: F7 A; J) u" w - font-size: 24px;
9 o2 H% W0 j5 o% O - font-weight: bold;
# M5 E7 Q' u& @ - -webkit-transform: rotate(90deg);* }" n% z7 W% F% H: `
- transform: rotate(90deg);. s2 p( l+ n5 M* ~% \
- top: -5px;
6 @) `& o" c# @( l1 S5 ?2 T - right: -15px;. q- u7 t5 g% f7 a- G) e4 q7 B
- }
. A2 ^( e, r0 \5 \' t+ x - .dropdown-menu {
: [. C- f8 v S1 T+ d- ~' H% S - background-color: #ED3E44;
, @( q+ Z+ D# {% f! ^. f - display: inline-block;
9 M; N/ ?1 E, M* C2 f) v3 o - text-align: right;
' X& O" @% t+ h0 x) I! m - position: absolute;) s- _' D% c; D# I( S% a. m1 q
- top: 2.5rem;
) N2 k }4 N0 ]1 h; ]1 N0 r - right: -10px;- t, g+ i* A" E$ T: i- t5 F
- display: none;. D. {# r! [+ M9 ~
- opacity: 0;9 x' I0 e A( ?# U2 b) v- Y- e1 k
- -webkit-transition: opacity 0.5s ease;/ y6 @! j2 [ b4 x; ^
- transition: opacity 0.5s ease;
H, n7 P$ E, M. P. @ - width: 160px;
. E. e; U4 ?( i; l2 ] - }! T9 A; s# p" v7 \8 x1 e- Q
- .dropdown-menu a {# D. j* O8 B- K0 z% l$ [- W+ N
- color: #fff;
( U. Q1 l5 z/ s, m; X - }/ U$ V4 u# Y- x* o/ U
- .dropdown-menu-item { V5 @' S1 H* M9 S s- e
- cursor: pointer;
3 k: l) H- ? o7 e! H8 B - padding: 1em;, ]& j0 ~) d7 H: ^7 h3 y
- text-align: center;# h8 N: b- u1 _& f% g
- }
5 `2 j( e" q' c O: O4 } - .dropdown-menu-item:hover {/ A4 x6 N* v4 A& F, s1 D v
- background-color: #eb272d;
' v. |9 I) t3 x" ]4 u1 Y - }
复制代码
- Q6 x: G3 S& j7 i$ u: i可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">; j R- F4 w8 W$ D6 P
- <!-- Checkbox toggle -->
# N4 }! d1 \/ S - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">/ |) p: ?% [( r0 `5 l! D6 ^
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
6 g0 Q) a/ K& ~9 U0 Y* A+ f - <!-- Content to toggle from www.mfbuluo.com-->
, P1 r1 V; F3 q' B - <div role="toggle" class="toggle-content">
- I( B$ \; W* U4 ? - BA-NA-NA-NA!' P( _# X! ?" b6 y8 g
- </div>! U1 [- m* m- J) X& q. Z& O
- </div>
复制代码CSS代码内容如下: - .toggle {, @4 p8 ? t$ h5 X4 Q6 F/ s
- margin: 0 auto;! \1 T- \& ]6 D! h& e
- max-width: 400px;
* Y. K n) @1 ~2 j* ?. o - }
5 [% m% z" E2 P; V - .toggle-label {6 G+ q! _$ X/ t: `" ]1 [; P
- font-size: 16px;
1 E$ g2 [$ V$ s U# M: o: J" | - background: #fff;; Z0 e$ k" N2 l9 j+ X- g" w6 u
- padding: 1em;
8 F) n3 e6 q" O - cursor: pointer;0 L1 f: o: C8 \( G: c- d4 {
- display: block;9 b% |' `# I* I8 o5 o) x$ w; W
- margin: 0 auto 1em;
5 i! m: c1 q% m* Q - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
% i2 H$ s) m& f" l/ h. V/ U - border-radius: 4px;
( a9 X/ l$ m, ?$ d2 s - }
7 j2 t* M, \/ D( J2 \ - .toggle-label:after {3 X+ R. v2 v% L$ a/ D5 v8 x/ K! e
- color: #ED3E44; V8 z+ S7 x# H5 A
- content: "+";# R6 `# F; j7 @) [3 j0 n; d
- float: right;
' T1 O& M; S7 O. v: ` `# @! @ - font-weight: bold;
5 y0 ?1 H/ K O' ~6 W - }
4 ]% i. U1 k% W - .toggle-content {( B/ A4 Q# u3 Z. q; S
- color: #B0B3C2;
( i; d$ v' }- |. h. H2 s - font-family: monospace;
$ t9 L5 C% C. r8 i - font-size: 16px;
! f. u" z# b3 h' F% V |: K0 h - margin-bottom: 1.5em;
: c6 W0 C' F3 L/ ^! y - padding: 1em;
' M8 l. b/ U1 Z# q! ` - }
' Y; n, e/ N; w& r - .toggle-input {9 z1 K4 v$ N* e# X% _2 \
- display: none;
. y9 x+ U7 ?, r7 h* b) E" N/ J3 ^ - }6 w, ]! b; O% @7 s
- .toggle-input:not(checked) ~ .toggle-content {6 d3 H! ]4 A/ ^/ z1 }7 R/ E4 P
- display: none;
! y% R2 m5 l* d8 U - }
0 q9 h9 W* _, n) b: k) x - .toggle-input:checked ~ .toggle-content {2 B& d# l% Q/ E- ~. n# A( D
- display: block;
1 i/ F2 y: e7 W1 o* z - }
& R$ j$ m" V+ Z T; M - .toggle-input:checked ~ .toggle-label:after {* H8 h2 Q& J" M5 B. `. u' w
- content: "-"; [* u8 }# K7 Z: S( p
- }
复制代码
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