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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 A% F( S3 h% @: k. c' v
- Label for your tooltip
8 F( x0 D- X8 I& H$ v- E - </span>
复制代码CSS代码: - .tooltip-toggle {
. b7 e! s Y* L - cursor: pointer;
4 K2 x/ `4 v' w% C/ t7 h - position: relative;" m7 G, y, w$ f" w, ?! [* ?& C
- }& v% r7 a% Z7 f0 n/ E2 ~& x& q
- .tooltip-toggle svg {
' {! Y: d% V0 u4 k0 c3 v3 _% q& [& Q - height: 18px;* \5 d1 R. t% n; p" d. c4 `5 K
- width: 18px;
3 d6 \7 l/ D4 h+ Z2 s% I' q6 ~ - padding-right: 0.5rem;
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9 N' x! i& a. \, [& f* Q - .tooltip-toggle::before {- r4 z4 z4 Q. r' P6 D7 u% F' O1 C3 a
- position: absolute;
! |* g- J# G u$ E; x. [& T - top: -80px;
" x2 C, O/ {# f: T8 U3 W; j - left: -80px;
* N8 r6 w6 q. z+ m# U - background-color: #2B222A;
' [( S( S# u$ v. z - border-radius: 5px;5 Z6 i6 j. b% I$ k
- color: #fff;1 R n4 i8 w- e5 {8 b* N$ a0 q, O1 O! [# S
- content: attr(data-tooltip);& l5 J+ |, I& D p5 U8 K8 G
- padding: 1rem;
" p q2 T* t6 u' B" a, j - text-transform: none;
6 l8 I0 Y( H$ @% Z/ r+ F% |6 L4 B4 Z - -webkit-transition: all 0.5s ease;
2 [, W& j8 _$ a- j. H - transition: all 0.5s ease;1 C& J' M! u9 Z* n- M; t, b, A
- width: 160px;
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+ ?& {! z) k: |+ t - .tooltip-toggle::after {
( {' |* N% G) [) g ^0 h+ M0 k8 Z - position: absolute;
3 x9 ]1 X( S& h; U) z - top: -12px;. S! ~% _/ A* U7 K9 Z6 O. B* \
- left: 9px;
1 j7 R6 F4 B; v3 q2 |7 Z1 u - border-left: 5px solid transparent;
! |/ A0 Z1 D( u5 p6 X3 h: L - border-right: 5px solid transparent;
7 I) f3 v% m8 p, t* I - border-top: 5px solid #2B222A;
' ~4 x9 q$ D- B$ f( {6 ^ - content: " ";
$ W7 j/ n* D' q$ g- n - font-size: 0;2 m0 M q7 s; x4 u
- line-height: 0;' a; J' j3 l! |4 g. F, {$ O
- margin-left: -5px;
4 j! A a9 o h3 d9 _6 E+ h$ y4 [& k - width: 0;
9 p3 O& I; P/ f5 D7 k! Z0 u - }
& o9 d( W. y7 b# _0 _! a - .tooltip-toggle::before, .tooltip-toggle::after {
( V& \! q! A' q& n* d$ h) F7 |6 ^ - color: #efefef;
* ?8 j* B' ]5 v1 E - font-family: monospace;
, J* P, s, I) { - font-size: 16px;4 g5 B3 y% Q' V o2 |. C
- opacity: 0;4 ~5 T7 ~' ~% c" C: Z! K
- pointer-events: none;
3 O* C) T. D" a5 p3 c0 S$ l - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
# J: @+ |7 M: k( e - opacity: 1;6 B6 E& x: Q0 B/ l6 t$ @; @6 x( e
- -webkit-transition: all 0.75s ease;
& H. h& a* O% Q4 K - transition: all 0.75s ease;* v6 V7 t9 T) p9 [$ D. \& w. w! {
- }
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">0 ]- M* W# o/ @2 Y7 C( `8 I. {) K% {7 b
- <ul class="nav-items"># z, X( i Y+ c
- <!-- Navigation -->/ ` I4 U/ Q# _6 Y F7 {3 f7 w+ D
- <li class="nav-item"><a href="#">Home</a></li>; \! n$ y+ \/ M, S9 ~* X
- <li class="nav-item"><a href="#">About</a></li>
8 E8 X% ~/ c3 Z - <li class="nav-item"><a href="#">Contact</a></li>0 w4 K9 J- N6 A
- <!-- Dropdown menu --> Q& }4 G; q9 K. P0 L+ q! W$ s
- <li class="nav-item nav-item-dropdown">
! j1 r J2 P* c$ }4 F T - <a class="dropdown-trigger" href="#">Settings</a>
! |9 y5 v$ J4 F: J$ S6 { - <ul class="dropdown-menu">3 @/ U% ^. ?4 |# h; u
- <li class="dropdown-menu-item">- H, T3 l1 R$ m* ^1 z
- <a href="#">Dropdown Item 1</a>9 J/ p) s) Z/ ]
- </li>
7 D1 \. i( c. P9 q - <li class="dropdown-menu-item"> J$ k% q$ F7 P7 l
- <a href="#">Dropdown Item 2</a>, G5 G6 A/ x) x/ S/ U- v
- </li>
( o( P! m T1 Q6 k6 u3 _ - <li class="dropdown-menu-item">
' l+ m/ i# F1 d' z- \$ u2 a" ` - <a href="#">Dropdown Item 3</a>
5 ~) M9 g/ N2 U# X - </li>
% V* }# u- ]0 S( O, t0 S) ?( |& a - </ul>
" C! P. S- c* ~% C3 ` - </li>
1 { D- j; R5 ^' j3 _6 I @' n/ {, G - </ul>
7 n% g O1 _ ^9 e& V - </div>
复制代码对应的CSS代码如下: - .nav-container {+ r7 F. f6 q2 V5 V; E4 G# b
- background-color: #fff;' A7 s4 ^- L+ H
- border-radius: 4px;
0 f9 Z4 N4 |1 z+ Q& p4 @) i - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);# K1 T) N1 d$ g; Q- ]8 k2 Q
- padding: 1em;
# }! S2 ~+ p) W - border: 1px solid #eee;
: _- Z P/ ~0 v - display: block;
- ^$ I" B" G& c9 d1 z) Q; f - max-width: 400px;
9 z- X9 Z# |$ L& p+ Y' H" l - margin: 0 auto;
g$ @& Q/ K% }8 D" i - text-align: center;
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- ul,
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- list-style: none;
! w8 d0 F0 n" G% f; s - -webkit-padding-start: 0;
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- a {
# S1 U0 j6 p9 n+ P - text-decoration: none;
! C; a, \2 u3 @& v - color: #ED3E44;
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- .nav-item {
& `, d5 [5 _0 w! z' ^# j - padding: 1em;' j2 t9 }. W7 u4 H% e5 K/ _
- display: inline; z8 u8 Y1 o* d- p8 j
- }
$ a( P, u* }4 N; x4 x - .nav-item-dropdown {
/ s% q. D5 Y6 N% J - position: relative;$ K' e" J" ^- F, T
- }6 w+ [8 a- U- \. `
- .nav-item-dropdown:hover > .dropdown-menu {
6 X, G2 V; u4 _! T5 E# R# d - display: block;
9 X( H0 K P ]3 P" p# I - opacity: 1;7 L+ e: [5 J- o( ?
- }
e# r+ \1 s& C0 \8 A- d. j - .dropdown-trigger {7 W- E& o8 f; w1 f. i* C( q# _2 h8 t9 q
- position: relative;. ?4 t* {! X- y) Z3 h6 y7 f
- }( T0 j/ b, h5 [# U/ y- F: ^
- .dropdown-trigger:focus + .dropdown-menu {
; t" v3 V5 Q7 h U - display: block; {/ C+ _* C$ g" R4 F
- opacity: 1;
2 K+ R/ y; I( O9 ?" x - }
5 b( A% H! i; K! z4 B - .dropdown-trigger::after {
; `% w1 S3 C1 j- n - content: "›";
+ ?: q, y5 L1 a5 |2 f( b - position: absolute;9 L4 q9 c# k: y
- color: #ED3E44;
4 ^7 Q$ {2 Y) z5 N - font-size: 24px;; L1 {; b8 L1 c4 G& X! L' J
- font-weight: bold;5 |# ] `' Z' Q
- -webkit-transform: rotate(90deg);
. O5 j$ J, `9 }9 t - transform: rotate(90deg);
4 y4 u( B; y' q - top: -5px;
1 ^* h& z* o4 u/ k) H - right: -15px;* B: I; [/ q& U8 n1 b
- }& _7 Q% ~1 q' ~$ R
- .dropdown-menu {
/ N4 ^8 W, B$ T7 q6 B - background-color: #ED3E44;/ _1 L1 v' m& I2 x: p. Y
- display: inline-block;
0 k( v. R2 C' D3 r! c* p - text-align: right;$ _- I& C" H, X) g: m& m- `3 d- S$ Q
- position: absolute;0 O/ P! |2 r, L( ^
- top: 2.5rem;9 Z* H7 _' r: o4 ~1 S
- right: -10px;. O, R) G, V z% K
- display: none;
1 p$ ?0 u8 U, h- E4 ?5 d - opacity: 0;
. B& W6 I' r4 x8 |6 Y" [2 N - -webkit-transition: opacity 0.5s ease;
+ i- H+ U3 G1 e9 K; K# ]2 ? - transition: opacity 0.5s ease;
. ~8 B0 S3 L$ @( R! G - width: 160px;$ r6 f% c, K! s( W+ x
- }
2 k/ |, |- h* y" z# k - .dropdown-menu a {7 V% N3 y. B) g& S9 s8 e
- color: #fff;. u6 |8 E4 a& T& L& ]- S. o
- }4 I+ H: F# J) \8 Y6 B
- .dropdown-menu-item {
3 ~- o8 O& d' Y$ z7 z - cursor: pointer;( ?/ @: K% b+ t
- padding: 1em;
# s9 T0 w5 I4 _+ \/ h+ Y - text-align: center;' I$ @- j+ v4 o' E$ Z6 z. n
- }' e6 }* A9 R9 I
- .dropdown-menu-item:hover {
4 d. W( y7 \0 J# r& j - background-color: #eb272d;( _8 p- c9 t, L* [: }
- }
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% x8 `; x" S0 s可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">5 Q6 i( S' y, u0 U1 ~
- <!-- Checkbox toggle -->
# Z9 P" _6 f) z+ T. N3 F1 c" I - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
$ [( r/ k% p% U8 ]5 _/ B6 Y - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>- \5 \7 R0 ~8 n
- <!-- Content to toggle from www.mfbuluo.com-->
3 o- I& F6 b# L) l/ m2 d7 _6 e. M - <div role="toggle" class="toggle-content">9 ]) ^4 |$ L! m; Z! Z0 R
- BA-NA-NA-NA!3 A) Q5 i5 W; Q: ?
- </div>
$ G0 V& S! O7 H3 ^ - </div>
复制代码CSS代码内容如下: - .toggle {
3 z/ H9 }3 w) q! E - margin: 0 auto;& M" z) |, i% G+ B- W2 p) I
- max-width: 400px;
, X" I8 q, k1 J4 k, \+ {* O, w( K - }
8 a4 r' ^5 @# \' T - .toggle-label {6 n: q% y- J9 H' Y
- font-size: 16px;7 i6 a+ d s7 y' X# S( {
- background: #fff;. n8 a9 g& Y+ _! @6 E
- padding: 1em;) W" c) i$ y- H8 D# Z. j9 T! F# M
- cursor: pointer;
& w1 O8 _1 e! X$ g8 B - display: block;8 y. E7 I! |) t _
- margin: 0 auto 1em;
* |/ a/ ^/ Z- x6 A$ L4 [1 c3 z+ k - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);8 L1 W/ @7 k, y' P, x! ?! k6 B6 O- W
- border-radius: 4px;
5 T; w& B) m7 W( r - }4 z1 h& M# s L( @1 N4 ^
- .toggle-label:after {
6 A" y7 [8 f7 G5 i7 u9 ^ - color: #ED3E44;; t& S* M# ~# a2 {" \
- content: "+";
! w+ J" N) W. D$ U- e' C/ P - float: right;& r( P( y d# d5 P5 E
- font-weight: bold;9 @4 M! @6 i4 Z- D6 w2 |
- }
! n# A" n6 v( [2 E4 E - .toggle-content {
A+ C" Q# v! [9 m3 T. n/ D - color: #B0B3C2;& x( ^- b$ ^% _
- font-family: monospace;
* U m% ]7 _$ P- n - font-size: 16px;
: f: r0 }( f; o( t% c9 q - margin-bottom: 1.5em;
5 E# a K+ w, s, A% O - padding: 1em;' ` P/ k& w, t, N! K; x
- }9 s- Q: i# N% B3 R* ^+ Z
- .toggle-input {1 x5 j; M O# J9 k4 H, }
- display: none;
9 }; ?! v" N% T8 v' ` - }5 A M; {5 |9 z' z3 l
- .toggle-input:not(checked) ~ .toggle-content {! x# U8 C+ b9 I! g
- display: none;
. b* `& g* A- Z, t; u6 e* j - }- Q1 C# k0 {* O" r% h3 e( c$ }! Q
- .toggle-input:checked ~ .toggle-content {$ I( z% K$ G3 j2 Z# X n
- display: block;
3 u& }$ b1 {, z0 D# i7 w - }
4 j1 N) ]$ @+ i( `3 m6 S# s1 p7 z" m T - .toggle-input:checked ~ .toggle-label:after {
. A0 }) O! }7 w5 a: x! H7 a - content: "-";$ x5 G: h2 ?% B3 b. U
- }
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