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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!">0 A# J; f/ s2 y) Q' e5 _# p
- Label for your tooltip
$ n5 k: { V! i6 {* O5 a. ~ - </span>
复制代码CSS代码: - .tooltip-toggle {
& }# K, T) W4 ?; W/ e: w - cursor: pointer;
- v# j7 u o7 X! ]6 N. k - position: relative;9 S- G& ]2 b, [( Y" y
- }
3 {& E7 W( S+ _' \0 Z! H/ o - .tooltip-toggle svg {
8 Q; n. `/ Z% Z4 |4 B5 o - height: 18px;
0 w- _' Z( J3 F1 m( S3 x; h9 U& H0 j - width: 18px;) _' e' h( l9 ^
- padding-right: 0.5rem;
& M, }% ~$ `! F r0 m - }, q& n& g( i) v' Y" o) }
- .tooltip-toggle::before {
* z$ y; L$ h/ V5 F - position: absolute;% _# x. y3 t1 O
- top: -80px;
+ ]) A! q! H0 `- Z/ N; o - left: -80px;
, v. V- F9 p+ _& V5 S) p - background-color: #2B222A;5 k7 x& s# I6 u/ {" F! r
- border-radius: 5px;5 O# ~' p6 Q$ y- r: ^0 M$ `! t# L
- color: #fff;4 z2 u! {( {1 l2 S
- content: attr(data-tooltip);
" i* N Q5 i; j- z( _0 x - padding: 1rem;6 B$ Z y& ?5 R* O
- text-transform: none;5 x& S4 t) V T( M0 ~; Z
- -webkit-transition: all 0.5s ease;
# ]& T5 g8 _3 ^# {; E8 v - transition: all 0.5s ease;
. r& `0 b* I* v - width: 160px;
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- .tooltip-toggle::after {
( V! ^( B& ~: J8 O - position: absolute;! |- }8 ^) ^3 W6 |% g+ C2 l" L
- top: -12px;
5 R$ e; {( U$ A# L2 @+ W. X" I( X% k7 i - left: 9px;9 N: |/ h% A! i4 N$ D
- border-left: 5px solid transparent;+ J- ]5 s5 I" m: T/ I1 t* Q
- border-right: 5px solid transparent;! L+ ?. W7 v6 d+ x3 T
- border-top: 5px solid #2B222A;
& `- h" d( B0 w3 ~% B+ v - content: " ";4 l' f& e7 O8 L
- font-size: 0;' R0 i, c3 @% ^8 Z
- line-height: 0;* D) E* H- B' G9 h5 v
- margin-left: -5px;
. t% T# `% a+ x( A0 X/ f - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {( F3 p3 X4 p/ X# Z
- color: #efefef;
H: J( ^% H; g( E& P - font-family: monospace;
1 O( ~$ R' J B - font-size: 16px;
7 f) R. q5 t. c1 H0 z3 ~% b/ V4 a - opacity: 0;
2 A8 e a% [' J% M5 H% \ - pointer-events: none;
+ g9 n6 T- [. _( c7 V+ D - text-align: center;- D/ f! J$ d& u8 e& E" l9 R
- }
7 d3 ?- E2 z; |3 [# |) _+ K9 G' E - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
1 Q& ?+ K x/ X) M _ A y( t - opacity: 1;
0 Z9 ]+ F* B( L2 i8 d. i' T( a- | b - -webkit-transition: all 0.75s ease;
; x3 _( ^# ~4 W2 I6 m) k2 D3 } - transition: all 0.75s ease;7 E0 K+ k8 A0 ^' j) b
- }
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 J6 K: q, j1 A8 A+ y - <ul class="nav-items">+ {# X. B) J6 R* Q
- <!-- Navigation -->
4 I, S% i4 G5 q7 U- ^, j8 ]) v& x X - <li class="nav-item"><a href="#">Home</a></li>5 Z. t9 U% R8 [
- <li class="nav-item"><a href="#">About</a></li>
4 x" ~- _5 C( h7 y: L6 k+ | - <li class="nav-item"><a href="#">Contact</a></li>
$ w7 q/ Z7 z0 e& g! S6 _ - <!-- Dropdown menu -->
$ k% C3 w& n2 |: e2 \ - <li class="nav-item nav-item-dropdown">
; P# o: A# k( [% ^+ P - <a class="dropdown-trigger" href="#">Settings</a>
' T o7 Q4 _# g. J9 j - <ul class="dropdown-menu">
5 {) w, W2 ?" }9 ~; U! L( ] - <li class="dropdown-menu-item">6 A" F7 \; g2 t, ]8 z
- <a href="#">Dropdown Item 1</a>
7 {/ h! a0 z, n. J1 S1 G" }! n- x - </li> [% ^ N# }2 A0 d3 V8 j: F9 g: h
- <li class="dropdown-menu-item">$ W: ~& d0 i$ ^( d# f
- <a href="#">Dropdown Item 2</a>
. v. A( a0 H" F7 l - </li>
5 {5 A+ a, H- f( J5 [0 V - <li class="dropdown-menu-item">
$ @% K! n' B/ j2 q3 F - <a href="#">Dropdown Item 3</a>
; @9 L9 M2 ?+ K - </li>9 }5 K+ c/ y% D/ z2 j1 E
- </ul>
1 E% z9 p+ V0 W: P% R. g - </li>2 I' P7 E1 S N& j5 E( I6 ^2 A
- </ul>
% B/ O3 q% H8 p" Q% V - </div>
复制代码对应的CSS代码如下: - .nav-container {" U. ^3 U3 r+ G8 }) T* S
- background-color: #fff;
1 n" }1 T! m2 e: b - border-radius: 4px; ]4 l1 b' Y" B( j
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
' b( H+ s0 K4 W7 Y% u - padding: 1em;. C A0 c( ]3 V+ Y$ b5 A
- border: 1px solid #eee;
4 D. ]7 e" _8 q4 H( \ - display: block;( B1 v! `4 [( a0 T
- max-width: 400px;2 U! ~) ~! v3 z& E
- margin: 0 auto;5 S( W; u5 |+ s; `1 C
- text-align: center;) u+ _- a* e. V/ y) M8 ~( z
- }2 b- z8 _; L; `) r8 V' A
- ul,
3 O* w7 h+ ]3 V: N) H* C - li {
4 s0 k4 \. L/ V. x4 H7 ]7 b& I - list-style: none;
' s. ^+ K( Z6 t, v - -webkit-padding-start: 0;
$ z1 D$ ^- d8 K% | - }
( P6 g1 c _2 h - a {
: S$ ?8 I! o o9 I+ ^5 z/ p - text-decoration: none;6 S! ?) h* \& J
- color: #ED3E44;
6 B8 N2 L4 p( g" U! t - }
7 K( V# W: z3 v6 _9 G - .nav-item {
' u: L$ Z; r% _& A/ Z' D - padding: 1em;
" e2 n# r" T, U* M d - display: inline;
7 V$ M' H1 n( N ]7 h: @ - }
7 B% C+ N+ F5 a$ F3 a - .nav-item-dropdown {
. T9 j. ?) R; ~: a9 k - position: relative;% D( O* ]9 I" f. X7 K9 @$ _- H
- }
& c: v3 K, ^0 L6 i4 U! O9 f% b - .nav-item-dropdown:hover > .dropdown-menu {
+ c0 ?6 \9 Z' a3 V# H9 l - display: block;. f; v ]2 x" k6 j
- opacity: 1;
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- .dropdown-trigger {
1 Y. I4 \3 ]0 N1 d - position: relative;6 m2 u" @7 v1 q3 Y4 S
- }
' T% y/ i1 M7 r2 t8 a \; S - .dropdown-trigger:focus + .dropdown-menu {
4 F' l( ?& B# o6 [/ X) G - display: block;
, M) I4 l0 W: ?( t) y - opacity: 1;
# B2 Z# J" {" f% l' Y+ v - }
6 W4 g. t) q | f - .dropdown-trigger::after {
; I0 o% g: Q, o# Z - content: "›";4 n7 N- c4 q, \7 c
- position: absolute;
1 ~/ T* L' A9 J$ ^. ~( I - color: #ED3E44;; d1 _" o( q. B$ t; O
- font-size: 24px;
" ]0 P4 m+ o3 t4 f# Q2 T" n" {. F! D - font-weight: bold;
' Q6 ~) D- P: x) e, B. h - -webkit-transform: rotate(90deg);
/ {- L1 Z- u- i' E, O% ?8 Q - transform: rotate(90deg);
. S6 W* v& A7 T+ e# ] - top: -5px;- u" M; e' L, `. g3 U w
- right: -15px;
; `& c( K! ^1 O) O9 Q - }
! Q+ m$ s" o* C9 t0 v, v$ t - .dropdown-menu {
5 n# f1 r) u/ J* U" Q" L% ^ - background-color: #ED3E44;) T- }- }; q! m' S8 a& d, X9 }( ^
- display: inline-block;
! F3 l( r/ O% ?. U - text-align: right;
2 F6 F! M; n+ Z$ \& q8 X3 B' n; @! u - position: absolute;! a$ M, @: D7 S E$ Z) o
- top: 2.5rem;8 d9 e3 I% W/ w5 K# W' I
- right: -10px;
) z5 N/ L% L' ]' \ - display: none;- L3 o3 \$ b. b$ |/ \
- opacity: 0;" \, l; t. S& S/ w' ^" T% R3 j
- -webkit-transition: opacity 0.5s ease;
! l- H; v% W. l- z# d: N! a& v5 l - transition: opacity 0.5s ease;& ^( f# r$ P1 |4 e" g
- width: 160px;( y# R3 G" M) Y( S" `1 O
- }1 ], b8 y* ]' P8 E4 Y9 ?
- .dropdown-menu a {/ ?/ _( P- R5 a" g- ?- V& N0 H# y
- color: #fff;
# c# ^6 M0 s7 V8 t+ { - }
3 l; {$ A5 h& L3 _" X - .dropdown-menu-item {" ]0 ]" r4 W% V$ z2 G
- cursor: pointer;) g R2 I' }2 c6 b( n
- padding: 1em;
9 Z" v8 T9 ~ s a" w" \/ ? - text-align: center;, S0 W, H( r: y, y; o" H( R' u
- }* J1 d# t% @$ M1 h& H+ _
- .dropdown-menu-item:hover {
& M: C* O& g- |. L+ j) r- } - background-color: #eb272d;
9 j- \( ]' R1 N+ `* L1 }# N - }
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7 P0 J8 N0 }7 G: v& j$ |可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">: v, F+ C- `2 B/ d+ e$ s
- <!-- Checkbox toggle -->
6 X$ s1 U3 R( P' a' I+ x# K - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
! t6 K% a6 e A# ]% o/ A - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
, B7 |) i4 r5 w0 [1 z1 \* U5 T - <!-- Content to toggle from www.mfbuluo.com-->
. ]) H# K% U |: D - <div role="toggle" class="toggle-content">
* @4 h6 }- h1 }; C6 d( L - BA-NA-NA-NA! \$ ]. H, W0 M" r
- </div>3 p2 t. U( v$ E
- </div>
复制代码CSS代码内容如下: - .toggle {" I. J1 I8 g: O
- margin: 0 auto;
: k) J/ F: M( ?; N. h - max-width: 400px;; g9 E8 \! Y' O! \2 U. ^6 }
- }7 x5 M7 \# u2 M q" J3 o
- .toggle-label {
7 ~: z0 Z0 V* ~9 m3 I0 M - font-size: 16px;+ G- i& ]( v4 X5 [6 A& C
- background: #fff;% S7 z1 u2 R$ h$ e" p& r" I
- padding: 1em;
9 I. `' ^# Q+ P7 ? h5 D$ f2 u - cursor: pointer;3 N. d7 x/ r( i. K% [
- display: block;
9 M$ g6 L8 Y5 n - margin: 0 auto 1em;; ~( w. `) i5 V
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
: I9 a% ?8 B$ w7 a - border-radius: 4px;
* A/ a8 e2 l/ T# ~, q2 L - }9 Q' Q w4 H2 J. ^* b/ f
- .toggle-label:after {
3 F# I. E- z v6 ~* L1 Z @ - color: #ED3E44;
, a" X; }# m. j, i+ B A - content: "+";3 g |; |' r, @; L+ h
- float: right;" b# G" A& u" B u8 q& x2 W
- font-weight: bold;
& G0 h4 p) r) J! L( T' M - }
/ n# n* ?- c. x6 N- k# \7 c" U - .toggle-content {$ @8 e) A h* q. {7 {1 q) y1 h
- color: #B0B3C2;4 \. h! Z/ V" ?& n- i7 w
- font-family: monospace;* a0 v/ T/ r% D' _, [" _4 I
- font-size: 16px;
* `& n( j. k2 D6 U/ ]* C5 ], v - margin-bottom: 1.5em;
/ x y& u8 I, _9 b8 _5 y - padding: 1em;/ i# v) ^/ c2 s3 `/ `* |
- }
9 c" ^. S7 K( w - .toggle-input {
3 [4 h: W( p. ~6 }5 ?: Q - display: none; A6 |/ R/ B9 ^+ {( l! @; w
- } ~/ ?2 P5 c4 B4 H
- .toggle-input:not(checked) ~ .toggle-content {4 P9 F4 s. z" ^6 I# W# T3 Y
- display: none;: Y8 H6 I& d: `/ B6 {8 Z9 n& a) Q
- }( p' s6 L4 P$ o6 t# _" D& D- A3 t" l
- .toggle-input:checked ~ .toggle-content {
! ~! o {9 s9 F v( }5 N - display: block; A5 P- H' K; D0 g0 k
- }6 l$ C( x7 _$ t/ T1 V4 P2 L0 ]
- .toggle-input:checked ~ .toggle-label:after { t7 `4 B% v( a5 d& ?; w6 K7 H
- content: "-";% |6 o H5 Y- w
- }
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