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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!">9 m8 @8 q& ]8 ~9 f2 S
- Label for your tooltip
0 Z9 E L3 R3 Q2 F: I" j1 `0 _0 I% W - </span>
复制代码CSS代码: - .tooltip-toggle {
4 E9 h* b0 c5 _4 r - cursor: pointer; c/ s3 k' H0 B" Z
- position: relative;
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I) @7 C* b, N, X - .tooltip-toggle svg {
" T: w( _$ ]2 j- }- M* m" W: r9 ^ - height: 18px;
. A3 ~0 ]! K$ F" |! y$ {% Z - width: 18px;$ `6 I7 m% ^6 V* t7 K! i. M
- padding-right: 0.5rem;
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+ X/ r7 z" x6 H* H/ t- A, y - .tooltip-toggle::before {& Q% }! M7 F$ i$ A
- position: absolute;' A2 ^/ m" f( I0 w# X
- top: -80px;
* L4 f' Q& v: j$ f* U1 @' d - left: -80px;$ C5 N# ~7 M9 u& D# I& W% b) S
- background-color: #2B222A;/ Z P2 ^ w, S
- border-radius: 5px;- z& k6 c2 ]9 Z* Y2 D$ ~: G
- color: #fff;
0 \% \- Q: T; V+ d - content: attr(data-tooltip);
$ R7 b+ G6 s) e2 e! F y - padding: 1rem;% j% m; u+ v6 ]1 l7 w7 ?. N. ]) n
- text-transform: none;
5 M1 M4 e6 x- G! b) J - -webkit-transition: all 0.5s ease; \; ` U8 W" i4 z% M
- transition: all 0.5s ease;' q5 b+ ^ C9 R0 K! ^
- width: 160px;; h$ o4 d$ Z8 w& H
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- .tooltip-toggle::after {" ? N( C3 S6 \ l3 p
- position: absolute;
# K+ W( @' t8 C& `1 B) Z7 f9 P - top: -12px;- Z# Q& g- m! ^' ^, o! n
- left: 9px;
^8 Y5 z$ Y, B" T. q6 s - border-left: 5px solid transparent;: _! o- D" b( n% y7 T3 P( c
- border-right: 5px solid transparent;
4 n2 p7 g$ l1 f2 p4 M+ x0 | - border-top: 5px solid #2B222A;
* j, K$ w& C9 v4 ?- f9 i - content: " ";
. t% E1 R9 C1 G/ \8 K8 a# b/ ~ - font-size: 0;
+ D1 s) ~9 H8 p' n% {- a - line-height: 0;2 M! G& f6 P0 |; T3 J
- margin-left: -5px;& s, I: |$ @& V( ?# A" V! x
- width: 0;' u' f* o) j) T/ g& ?
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- .tooltip-toggle::before, .tooltip-toggle::after {2 o- V+ ]/ ~- Z9 c! q- \* _
- color: #efefef;
8 y6 s# Y" F! z - font-family: monospace;: D6 b3 J% M- x) _5 m6 _8 m
- font-size: 16px;
' B( R7 S+ H) | - opacity: 0;
9 D' V K* L! ~ - pointer-events: none;
+ ?4 V- n: \5 n( i: M! h4 q - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
* a8 o5 \; ]9 p8 |' F( ?1 u: D - opacity: 1;- f0 o9 M+ ^+ k! _: |
- -webkit-transition: all 0.75s ease;
$ R5 b, G/ S3 i+ Q) H, E6 P - transition: all 0.75s ease;
' D( F7 R s& e8 v: o+ _ - }
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">& U7 r8 T) P4 f" \, P& Q- v( b
- <ul class="nav-items">* d! Z, L1 n' r
- <!-- Navigation -->4 n' C! e! B6 o4 `
- <li class="nav-item"><a href="#">Home</a></li>
/ U$ ]* Z& q9 }7 j" s, A - <li class="nav-item"><a href="#">About</a></li>
7 T- l, d6 D N - <li class="nav-item"><a href="#">Contact</a></li>/ t. i- n& S6 Y6 d) D: `6 W
- <!-- Dropdown menu -->! Y5 B+ q3 @$ M
- <li class="nav-item nav-item-dropdown">5 J& X' E, H. p, i6 H4 Y* j0 x
- <a class="dropdown-trigger" href="#">Settings</a>
& S$ S8 E* t- y Y' C. [& }0 p - <ul class="dropdown-menu"># C# {4 j- M% u2 I9 f5 H
- <li class="dropdown-menu-item">
, t; j, a! {. A0 g- Z+ { - <a href="#">Dropdown Item 1</a>; q) |0 @& S6 X% J4 S9 M" @+ V' ]" i
- </li>
% _# x4 R8 k0 |5 k. G - <li class="dropdown-menu-item">
7 X& e2 Q2 i; ~# M; K& \. C - <a href="#">Dropdown Item 2</a>; P! @5 u$ U, H2 f e
- </li>
' R {' A2 q" w! |, s - <li class="dropdown-menu-item">
$ x1 p: U* f& k - <a href="#">Dropdown Item 3</a>
! B- H0 L, O4 a- {* |5 B - </li>
; \- T" T# k& W - </ul>
: U3 q: L5 H9 @( [6 O& T s - </li>; ?" P( V) N/ m$ y
- </ul>
7 }$ u0 N4 A/ |- m - </div>
复制代码对应的CSS代码如下: - .nav-container {7 X" F! ~8 g2 M" i
- background-color: #fff;8 J( ^8 U$ S3 l/ e
- border-radius: 4px;
$ j# D; J" I) W# h2 F; q' M - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
1 R( K, H: R: F2 n7 H/ } - padding: 1em;
! H, a7 \2 g, Q' F& W; A - border: 1px solid #eee;
c# j& _$ q! n5 N, [$ p - display: block;
! v+ i4 f, {* h% k: h - max-width: 400px;
1 H: k. }, Q+ { - margin: 0 auto;1 x" L. F# B# O7 L# k* K
- text-align: center;
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- ul,
. j: Y0 h3 ~9 u% `- k1 |. @ - li {7 o3 p3 y( u: {
- list-style: none;! p8 r9 F, |3 v) k- Y3 Z' v
- -webkit-padding-start: 0;- d0 m3 p5 g( b5 w. ^+ \- Z
- }
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- text-decoration: none;
. y) p: j6 B, Q. W - color: #ED3E44;4 U( |0 E) z1 K D8 f4 e
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- .nav-item {, }- n2 L) i& y" e/ w3 a S
- padding: 1em;8 N0 ~( O( K' L& P0 ?+ R
- display: inline;
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- .nav-item-dropdown {) s: ^2 t9 u: i+ F7 q! I y& T8 C
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu { I+ I2 m- ~$ G: f) a
- display: block;
7 ] c7 L( |' H2 t. T1 ] - opacity: 1;
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- .dropdown-trigger {; |% r; W. J5 s2 e6 I z9 Q/ [
- position: relative;0 A9 y% N3 k# H0 Z* e5 c; ?. K
- }; V& ^) o6 H" A( S" R7 u
- .dropdown-trigger:focus + .dropdown-menu { }; N/ K) O9 H; W
- display: block;
* W5 `- W7 Y& `/ c. f9 h4 X - opacity: 1;
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1 B0 d& J1 \8 V/ y - .dropdown-trigger::after {
# p* Z5 G# N' P- _ - content: "›";+ K5 Y8 v+ {, a7 @5 h' X
- position: absolute;2 u. i: J" j- ], a7 Y' u3 Z8 n
- color: #ED3E44;2 e: A' T; [/ F" b2 H# q" H3 i8 T
- font-size: 24px;0 _1 o V, W" H8 p' f
- font-weight: bold;3 i& Z8 T: C& i
- -webkit-transform: rotate(90deg);$ q+ `4 ^+ i& T
- transform: rotate(90deg);4 _: x% C; C. {) a* K
- top: -5px; ?1 w& |2 k$ `5 o" s
- right: -15px;
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* X/ E* ~3 w6 G; F4 w2 { - .dropdown-menu {
; i2 l" |8 e! Z2 [9 z - background-color: #ED3E44;
8 q" Z2 q7 a* J" Y% v! }; a - display: inline-block;
' d' U% t: ~; H- g( G. e - text-align: right;/ ^ n: ?" @( e; c7 ~! o3 I
- position: absolute;( a* \ {+ H( z5 P1 t5 g
- top: 2.5rem;
1 C: e7 c( m9 P) T9 u \ - right: -10px;6 e/ p& l8 }) z+ h4 k; v' W3 {
- display: none;
# B: {9 m6 [2 X9 _: L4 x+ u - opacity: 0;3 o- Y( P, D+ M6 E& O9 W
- -webkit-transition: opacity 0.5s ease;
- ~- T V) L0 i- A2 H2 T$ A9 P - transition: opacity 0.5s ease;1 K8 @! N( I7 [ U8 o8 o
- width: 160px;
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- .dropdown-menu a {
- U6 ?0 j2 X, v. G - color: #fff; ~3 o* W. w+ r g8 u1 T* ]* k
- }1 X; T: \; K5 p! X4 c1 R
- .dropdown-menu-item {
! M. E9 N ]: W' N' z; R* F - cursor: pointer;3 C0 Z" x( t( J
- padding: 1em;- t9 N' Y- k" N5 e; \; V; p( M! I
- text-align: center;
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0 a) ^3 {9 L5 I - .dropdown-menu-item:hover {3 W" U' a8 ]8 N# J) x, I) k1 X8 B
- background-color: #eb272d;. @7 e, e7 u a$ j7 p; d! j) s6 t
- }
复制代码 2 `5 C$ v! ]+ [3 z4 F, y2 V
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
( E. ?3 r6 {2 }8 {% E1 D7 O( { - <!-- Checkbox toggle --># ^8 G [0 m/ \7 }7 w
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">, @$ j8 i* }& s6 H- a! s+ v
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>% }6 H& m X- ^0 c9 [* C4 y: \
- <!-- Content to toggle from www.mfbuluo.com-->
3 I* D9 R$ f! S [ - <div role="toggle" class="toggle-content">! X7 ^( S A+ z+ Z9 @
- BA-NA-NA-NA!% `. V6 |& j6 H) I- W
- </div>/ X4 J+ f5 U$ }; E$ \" ?
- </div>
复制代码CSS代码内容如下: - .toggle {( `9 i# s0 q" K. g% e! r3 u
- margin: 0 auto;) i. H% _! u" t5 c t
- max-width: 400px;( k7 K1 w3 T6 ~; M; f3 n9 F4 x
- }
/ w) j4 O; q% _& c0 v( o$ ]. h! u - .toggle-label {' T& s; @6 Y( \4 I6 `' K
- font-size: 16px;9 L6 ^: E+ ?0 [
- background: #fff;
[4 H0 d9 T$ y0 ^ X$ S0 U9 y6 { - padding: 1em;* D8 F% S7 v) r9 e; U
- cursor: pointer;. }+ N4 t5 @( y) w* T( n( V1 v
- display: block;
7 W9 x+ k, ^! x9 B! i - margin: 0 auto 1em;
0 A. t+ Z# C. A0 E2 } - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);3 y& F5 E) m: l. f# u
- border-radius: 4px;
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- .toggle-label:after {
2 _6 j3 k0 Q" \ u6 C% M - color: #ED3E44;
; |9 ~& J8 D8 r# H - content: "+";# j+ r* W8 W% }
- float: right;: w7 e" y- s3 B" V5 H; e) q: R6 _
- font-weight: bold;
9 ]* F/ ^' w* e3 n" V - }
" q% p% i* L8 I" T: A - .toggle-content {3 H4 M/ ^8 J( `1 A) G+ K
- color: #B0B3C2;. Z* f* ^6 P1 H2 x7 \
- font-family: monospace;6 F6 ~0 |$ w- S+ W) x$ I0 A1 O
- font-size: 16px;
/ t8 i0 @# s7 O& Z - margin-bottom: 1.5em;
% m1 C' o& w) d7 P7 G5 y - padding: 1em;
" {$ N( O) _* H0 c A - }
' Q& o, ~" S% A, J% h: J - .toggle-input {" D/ W& T6 o4 r& F
- display: none;
~, P1 |5 I9 j0 d( t - }
+ u* s: Z* E' @3 s - .toggle-input:not(checked) ~ .toggle-content {+ k9 y1 H/ G( J& w* e, s7 \1 I$ {
- display: none;5 Y" V" L% V5 |0 F' E- @2 C
- }* I' c4 @4 {7 D7 d
- .toggle-input:checked ~ .toggle-content {) P) v! Z+ j; s3 P5 L
- display: block;
3 J1 y) G9 I6 t2 W9 i - }
; k* O) ^3 P) t- M4 X# b - .toggle-input:checked ~ .toggle-label:after {
9 y$ j- ?4 N. s - content: "-";" _3 I) b- X9 A- B1 C% o1 {, S
- }
复制代码
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