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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 Y- `3 s. F ]
- Label for your tooltip
0 r" @: ~$ j4 ^: u8 p: p - </span>
复制代码CSS代码: - .tooltip-toggle {
6 K7 K+ w/ C& s3 Z- b* l - cursor: pointer;1 W* f5 `, f- P+ R: S0 c
- position: relative;( k1 {: x( n' ?6 O# N! V/ E8 N# N
- }+ l: {% M0 \4 P4 ^
- .tooltip-toggle svg {
9 j" J/ F& V5 [0 t% F" X7 { - height: 18px;; C, G I6 ], U: X
- width: 18px;
7 B! y& ~- [) z8 n4 Z - padding-right: 0.5rem;$ S! o G0 ~7 Z6 D: _4 B* d3 J. B
- }7 D1 E+ {0 [5 H
- .tooltip-toggle::before {# X. g& \! {/ x& T0 k: }
- position: absolute; z! E/ A0 i0 g2 k
- top: -80px; ~, c0 L! _% W% |
- left: -80px;
R8 X9 H9 x. w& l1 m& D4 k - background-color: #2B222A;
5 @* _+ e8 a1 u3 _0 I8 ?8 W$ O# t - border-radius: 5px;4 n5 P1 r4 G) n4 d9 H' h# }
- color: #fff;
; W% ` [1 _; K( i5 [, \ - content: attr(data-tooltip);
6 v$ f% U a5 ~; { - padding: 1rem;) D0 `7 }" ]9 x1 _6 M* _- V
- text-transform: none;" ]' J. x$ U- W9 s5 J
- -webkit-transition: all 0.5s ease;& k" C$ `( D1 P2 b0 ?1 z
- transition: all 0.5s ease;: x. @( ?; e5 C
- width: 160px;; r' P% N3 Z P( S8 u2 z; L% v
- }) ]3 I j( ~6 V
- .tooltip-toggle::after {# s! }" Z% u4 l" V; D( t9 ]
- position: absolute;" T# M; ^: k" k3 @1 p" k! o
- top: -12px;
* L8 e, N2 _8 b( d% I9 h - left: 9px;
8 b( B% w6 j2 t - border-left: 5px solid transparent;5 g: p* }& e' S, f) q! l
- border-right: 5px solid transparent;0 ]; t$ t1 \( H Z
- border-top: 5px solid #2B222A;1 i. R) e6 j" e, v ?
- content: " ";3 f$ n, w: U& l+ B" u- p
- font-size: 0;
4 @5 O/ x, Y; Y7 Z+ o7 R' f4 [ t - line-height: 0;
, s8 Z+ Y0 Z/ o9 m5 E: a - margin-left: -5px;
* [. J! o0 D7 ~ t8 x" I3 O - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {6 E* r* t, T3 y8 Y8 T" C
- color: #efefef;8 m1 K0 b0 J' |( } z$ O$ q X
- font-family: monospace;
3 O0 F* d9 h# r% z C" W - font-size: 16px;/ q* D: a- ]7 M
- opacity: 0;
) m. B1 j! n- \" C, F e: Q: ?5 C/ \ - pointer-events: none;/ @4 n8 C3 W( z; k' k F7 S
- text-align: center;4 w) b- y- v" i' M2 D8 h8 a
- }. m7 U4 O z' _* ^. B
- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {2 v! U/ H+ a P. ~( U: f
- opacity: 1;1 E4 H0 ?) r4 |* J+ p
- -webkit-transition: all 0.75s ease;
9 ~7 r) b7 J# V, z1 t7 e, i: R9 G - transition: all 0.75s ease;
. \% y: X/ Y& g; v - }
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 i! `2 A9 R$ y
- <ul class="nav-items">7 m7 @! T; K# t7 Z) }8 G
- <!-- Navigation -->9 O) @$ V, n) j+ Q% F0 `
- <li class="nav-item"><a href="#">Home</a></li>
8 r5 j8 l3 y. x$ K2 z8 S3 e% E - <li class="nav-item"><a href="#">About</a></li>
$ r! @1 V2 m. [* c" T - <li class="nav-item"><a href="#">Contact</a></li>
2 Q+ Y+ V$ N7 e& [& Z) O - <!-- Dropdown menu -->
* x) x# H0 h3 [& M8 G/ M" }# t5 ` - <li class="nav-item nav-item-dropdown"> N8 j1 P) F2 v. j
- <a class="dropdown-trigger" href="#">Settings</a>
) Q" ~# d: L2 W3 c: c - <ul class="dropdown-menu">
- T$ J; j; {+ ?4 K - <li class="dropdown-menu-item">
9 }& C: |: J- R9 n' Q& h: _: h - <a href="#">Dropdown Item 1</a>( w* \5 E: U( O+ n( u# v
- </li>
' S# q0 b. _0 b, z. }6 } - <li class="dropdown-menu-item">
+ r$ k4 Q" ]/ v2 H5 I( k - <a href="#">Dropdown Item 2</a>, |/ f/ ~# i* {
- </li>% ]" ~: C1 J; m" G! o0 _0 s" C
- <li class="dropdown-menu-item">; H/ E$ u5 \4 ]
- <a href="#">Dropdown Item 3</a>; q8 O* z' D4 B+ l% l
- </li>
& }) W P: R% v7 q G0 l( R - </ul>! T; E$ N }# ^
- </li>' A! W4 |+ W" x! c. H
- </ul>
/ l# s% i6 E" `0 W% `; x. c5 G - </div>
复制代码对应的CSS代码如下: - .nav-container {
! y% u) i( `% } - background-color: #fff;5 F$ q) d* N' p' d1 B" D+ g4 Y
- border-radius: 4px;
( ~* ^, I( U* }! G - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
. H- r/ }4 Q X9 v - padding: 1em;0 a2 z0 [7 }4 c" U; W3 j/ o
- border: 1px solid #eee;7 A- Q0 v9 b$ [" r4 [. n R6 H
- display: block;
( Q9 X. k9 n3 l9 I+ L - max-width: 400px;
0 _+ X* g; u. i - margin: 0 auto;0 P$ X( b8 F8 K( j" g+ e& g i" F
- text-align: center;9 q) u2 H; T0 u) J2 W
- }, A, k: b5 `2 {) k4 {* ~
- ul,
% \8 Z- C& s6 a, Z& X - li {
5 T; Y8 ~ B; s9 N$ _- V' ]$ _" O - list-style: none;
* E6 W" |/ [( p# b7 t: A& t - -webkit-padding-start: 0;
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- a {3 Y7 `2 o; A8 `3 q
- text-decoration: none;
8 C) Z9 \7 K/ ~8 j! { - color: #ED3E44;. s, b( H( `" c+ `9 H
- }
6 j ~1 ~8 W$ M- v: x6 R' O4 A - .nav-item {
$ |5 h! c8 o9 o1 v" |$ I8 ~8 j - padding: 1em;7 Q& Z7 `% ^ @: |6 z' X
- display: inline;+ S* n( L5 T! W1 T+ o3 V
- }
. c2 D* I0 d* [ - .nav-item-dropdown {
- E$ w; q6 M; `9 M+ _$ c- e- m - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {$ m6 V% n( j/ b8 m0 v9 |- _
- display: block;/ E; Y# i+ Z0 e' F$ q' r
- opacity: 1;
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- .dropdown-trigger {
( ]& w; v! R8 r( N- Z - position: relative;1 H& W0 Z: `( N5 m
- }
+ r1 f3 q2 y C8 e: } - .dropdown-trigger:focus + .dropdown-menu {- f. z' Q0 z1 N$ x" p. \$ E
- display: block;2 N& F% \0 t# h9 b2 U
- opacity: 1;8 N& [$ T& H5 b6 K: g, m
- }4 E C# ]9 U; G# \
- .dropdown-trigger::after {
* m2 q7 J2 S- m* E6 v7 u - content: "›";5 w% S7 q" c- y9 F9 R& t$ ]
- position: absolute;
0 B* ~; S/ l8 ?. L& e3 Z1 t - color: #ED3E44;
# R: ~ J) R) M: z0 P Z - font-size: 24px;
3 ]( N# Q' T8 ]$ l - font-weight: bold;% J! U# V# Z$ Q6 `. `/ J: k
- -webkit-transform: rotate(90deg);
7 ?( o1 ~" j! r6 p& s1 |6 D1 ~ - transform: rotate(90deg);
5 h! t3 G* e$ \ - top: -5px;
$ D3 M; F, f9 z$ O4 c. ]$ f - right: -15px;4 B' u( ~7 ?, |) O
- }& C' g- ~: g$ m: w
- .dropdown-menu {
( B0 L9 I6 S( ]8 C& J8 @ - background-color: #ED3E44;
2 ~4 B* `. _5 d$ b: F' T - display: inline-block;7 E2 G/ Z; O. R2 c& \& }5 k) ?
- text-align: right;, O8 c: j; F% H$ {! g$ O0 R
- position: absolute;
' a3 m. d. [" {; `# F3 \' U6 I - top: 2.5rem;& E0 K; v& e0 |9 \2 V$ }
- right: -10px;
7 X' L4 }- b( r6 Z& f6 [/ p - display: none;
0 X2 d0 N( D' l$ ^$ i - opacity: 0;: q* H9 B9 F; {; h L7 k; A
- -webkit-transition: opacity 0.5s ease;
6 D; o. T0 B( A7 Q2 a1 v& b - transition: opacity 0.5s ease;
0 N+ ]8 F9 N# v+ k8 X - width: 160px;% T9 Q, P- O% s }9 n/ G% @- K
- }, x! g2 J- }7 ~
- .dropdown-menu a {
3 I" r; ~! m( d* W; Z - color: #fff; B( |* P8 I* n, k/ w" p( o: U
- }* B- E# Y2 N I1 A. t% u1 l. w
- .dropdown-menu-item { d. z' Y$ _1 t" H" J. T
- cursor: pointer;, c' d/ H, E! |4 }, B" a+ I
- padding: 1em;8 J! S* Y& G" m9 q; k2 k
- text-align: center;2 _3 M( z- N% G M: Z: Q1 X
- }4 k2 G' `* A- t2 X" ~' W
- .dropdown-menu-item:hover {
. M. g/ A* C4 k/ ^$ ~ - background-color: #eb272d;* A9 c( ^) s |2 {: R
- }
复制代码
. ^* v2 j7 t; y可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">2 P/ [: c* X2 b l8 R
- <!-- Checkbox toggle -->) D5 k* j; d. S+ p
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">. Q* a/ Z4 v8 j" C
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
/ Q4 y& y# M, Z - <!-- Content to toggle from www.mfbuluo.com-->6 U* Q9 H0 t8 V6 @. h* b
- <div role="toggle" class="toggle-content">( B# X! B0 x! r( L
- BA-NA-NA-NA!9 F, s( i, X- |. Q
- </div>
/ X3 \6 C `2 Y3 E+ W - </div>
复制代码CSS代码内容如下: - .toggle {: p5 H: W) D. H" L9 U; R
- margin: 0 auto;
/ C' H$ A% g) U( y: g& U - max-width: 400px;
6 Q* ]! L1 d# ^0 P9 e4 X - }
5 \. H8 {4 `1 F) B# x0 i3 v - .toggle-label {& l1 N+ c4 y8 J% I9 X0 l: ~
- font-size: 16px;3 l8 l! B" o' H0 v, C% H; q
- background: #fff;" z5 r# B& M2 J) F7 t4 B
- padding: 1em;: G4 m9 @& E3 ?$ p$ X# k
- cursor: pointer;) l; T; |& {9 E7 W
- display: block;
' \; g+ F1 D$ ], }4 s6 u - margin: 0 auto 1em;
+ W5 ]- s# l2 e# O6 q8 P - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
6 E6 T2 M: j: W% F: R% e3 z - border-radius: 4px;
5 B- T m ]9 c$ [" G0 H! D, f - }8 Z6 W2 @, j5 T# c
- .toggle-label:after {* Y- c4 N4 b- O2 ?- d- X
- color: #ED3E44;
+ P( M" K4 }, U. u; O* Y% `, w/ T - content: "+";
. d6 y. J0 d) b; m0 Z g$ ? - float: right; x: A% w8 z# {1 ^
- font-weight: bold;
2 S+ j" f _, I1 n$ \0 c8 N! K - }
1 a8 [: X6 D; [ - .toggle-content {
# l$ J' c/ b1 |! s0 v/ ` - color: #B0B3C2;
9 K3 j- W6 P7 o b* V - font-family: monospace;$ _. v3 }! |% _
- font-size: 16px;
' T5 n# q" W' ^9 n# [ - margin-bottom: 1.5em;, i1 e" V: \' _4 F
- padding: 1em;8 Q1 Q) g Y Y
- }* ?# f; |, V4 y s: s6 d
- .toggle-input {. T% ]6 z' N$ o, E) {/ F; R
- display: none;
+ W d O; J1 V - }& j( g% x2 v. |, r6 x3 k
- .toggle-input:not(checked) ~ .toggle-content {
! f/ K# ?5 t8 y( k/ R. K& P* C0 D - display: none;
7 e0 P1 N& Y- t4 H( Z, T3 p - }& t6 }: g7 @5 ]4 b3 y- L
- .toggle-input:checked ~ .toggle-content {
3 B4 }( Z: Y; b! X2 J - display: block;
- a) @6 k: [& S9 \" p5 L* R+ N - }
: e, a F! }; K5 G - .toggle-input:checked ~ .toggle-label:after {
' H# l; F0 |8 g0 T3 a6 r" D, Y% R Q - content: "-";4 s9 [# N/ u& }
- }
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- K9 W' S0 D: t& D
# U1 t2 t0 m L% {$ [& M0 w
* z. N/ n$ O. n. N4 S* w& Z4 L
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