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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!">
- `% f4 t# r. ]! z6 D - Label for your tooltip
& J5 r( U$ L: ?6 r$ Y - </span>
复制代码CSS代码: - .tooltip-toggle {
& L! y( r t8 s$ D - cursor: pointer;
4 t7 v3 a, f6 q+ [" ` - position: relative;) J+ f1 v3 B5 L- F; D0 q+ Y3 z7 l
- }
: K- q7 x# M, i6 z3 V( ] - .tooltip-toggle svg {# {4 R7 e ~! x* K, d8 H8 c
- height: 18px;
8 j8 o! m; \: r# w" R - width: 18px;" U5 l6 R; ]9 v* d, C# r
- padding-right: 0.5rem;
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- .tooltip-toggle::before {6 A$ @2 }+ B% j
- position: absolute;7 R0 y% }3 y' E- X5 y N8 Y
- top: -80px;# W4 n, G! U. {: ?0 [6 h
- left: -80px;2 C& F5 p' M* o7 V( c
- background-color: #2B222A;
7 F& N" j- k1 b1 Y - border-radius: 5px;
4 k- N- ^8 T/ s9 V4 U; N9 x- Z$ q - color: #fff;2 c2 }* E1 P+ t [
- content: attr(data-tooltip);8 E+ L% l7 x- q; g1 v( w
- padding: 1rem;/ F- m. n4 ]0 L3 D/ h. {) ~
- text-transform: none;+ B2 k$ P6 V7 g9 x( f
- -webkit-transition: all 0.5s ease;. U" T; v3 h7 [9 e
- transition: all 0.5s ease;) o& ?' r; x, ^' f* C! S/ V
- width: 160px;3 g0 F+ O7 @1 Z- V
- }
2 m. }5 n$ f9 t' a7 J' x - .tooltip-toggle::after {
8 ]( n1 V/ v7 o - position: absolute;# p. d* Q7 I, F8 R. y
- top: -12px;
/ O2 g$ T4 [' I* I. c& C" T( P - left: 9px;
3 D0 L$ B; s" O - border-left: 5px solid transparent;0 e8 U7 H! V' ~
- border-right: 5px solid transparent;: K/ O; b, S1 }4 V* t
- border-top: 5px solid #2B222A;
3 \8 F( p4 k! w/ l k, I* s5 i4 h - content: " ";: G5 K8 j; |& P$ V. Y! B
- font-size: 0;
1 F; d! L! _/ R$ g. d - line-height: 0;' H5 q5 i4 a1 S, q. D2 ~
- margin-left: -5px;
. J8 X( Y. J6 F' Z8 | - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {6 I$ q1 ]; B' C$ t' @/ H
- color: #efefef;
2 k4 M% U3 d* } - font-family: monospace;0 X& }- G2 {+ ^9 ^$ `1 H0 B
- font-size: 16px;* v! u6 Y# J# t6 f: r
- opacity: 0;+ k' S0 }0 O( n8 S
- pointer-events: none;
[; U! _) p" Y7 O - text-align: center;
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3 h& [. y# v; T+ d* U% ` - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
$ G2 r) q7 j2 }9 ]* ? - opacity: 1;
' C9 k* M9 S4 K. f9 S0 U - -webkit-transition: all 0.75s ease; G; f; V# Z5 {% I- Q9 }" q3 f
- transition: all 0.75s ease;
, y# |2 ~+ o: m3 j7 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">5 B6 ~8 a2 M8 U! n
- <ul class="nav-items">
0 U' O+ p6 B! |8 F/ L- L - <!-- Navigation -->
7 @( e0 O( @; f - <li class="nav-item"><a href="#">Home</a></li>2 m, o: @/ ?5 V6 m) \
- <li class="nav-item"><a href="#">About</a></li>
Q6 `* I; I4 q+ p3 E. k. R - <li class="nav-item"><a href="#">Contact</a></li>9 ?- D+ y/ J! e$ n3 z! a
- <!-- Dropdown menu -->
7 H4 r6 G: H" k - <li class="nav-item nav-item-dropdown">4 \" M0 d! P# t7 N
- <a class="dropdown-trigger" href="#">Settings</a>
$ ]0 h5 w- q' ~ - <ul class="dropdown-menu">6 C, h. Z: k, }2 A
- <li class="dropdown-menu-item">2 s% r; \0 |; H% f! a. A+ o
- <a href="#">Dropdown Item 1</a>& p4 w4 X2 w2 y% F( j
- </li>
: h. ? J0 t9 l2 y9 Y/ o( h. A - <li class="dropdown-menu-item">
$ n5 J7 a/ Z6 {" f/ R( R4 ^ - <a href="#">Dropdown Item 2</a>
3 X; l" b6 [5 Y$ n8 ^ - </li>
1 `/ e, e& ?' z- b - <li class="dropdown-menu-item">( `) j5 ?6 x& u/ l3 S/ F) T0 z
- <a href="#">Dropdown Item 3</a>
# J* U/ ^$ f z8 f |# E - </li>% w: j# G6 G# |9 T! D6 [$ P4 |
- </ul>5 f- B; K) X/ t
- </li>
0 |6 ^$ u H) i - </ul>) G: Y0 D, t8 E% o
- </div>
复制代码对应的CSS代码如下: - .nav-container {
" e1 t3 T6 ]$ e) r7 g - background-color: #fff;
* F) F0 u! ]+ _7 \! q# D% b - border-radius: 4px;
5 N- @. S" \* e2 K- S: e7 b: n - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);2 o& m1 _) S4 X% C( J
- padding: 1em;
8 `8 e/ j+ y6 M' X6 L" e% D - border: 1px solid #eee;4 Q6 Z" v% G5 k( w, Y
- display: block;
* B: e g1 P2 @: n# T P2 d6 { - max-width: 400px;3 `6 D! w% J/ ^7 r6 s
- margin: 0 auto;& N3 Y! p) `* M* s* a1 i
- text-align: center;
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- li {
, k1 U8 O* N9 ` - list-style: none; `2 S) f$ g3 @4 e X7 r
- -webkit-padding-start: 0;* c& d ~5 S! h- u$ k. R
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- a {' q2 f3 ?8 | P* S2 \0 U3 J
- text-decoration: none;
' a0 y) J* B5 P - color: #ED3E44;
& P% k5 H, @; z, y - }
" b3 A0 [& L$ W( D8 \ @ - .nav-item {, T" X, G, G$ X( M
- padding: 1em;
( j. o- p+ {! `$ R" V- l4 P - display: inline;
6 J: Q" r/ C3 c2 l - }
! Y9 a" v7 P& i' W4 h3 L - .nav-item-dropdown {$ t" O8 V& C: s8 E U
- position: relative;! s0 E9 O% B( {# a6 `2 }5 i$ ~
- }
$ X5 q8 k! \5 ]8 _- F - .nav-item-dropdown:hover > .dropdown-menu {
K$ D7 a) l" ~, o - display: block;
; f4 y- S6 I' }) o' P/ q - opacity: 1;
- M6 w( F5 |, Q' a, l; y+ D - }
/ g1 g2 ?7 l5 D" E# Z+ Y/ U - .dropdown-trigger {3 s% `6 c. f) P g
- position: relative;9 S. {3 O8 J4 x; u
- }
, B7 e" T9 T" l; z M3 R - .dropdown-trigger:focus + .dropdown-menu {& _5 [# F" d' t( i3 U* O
- display: block;: L* T% s) v, X& Y' j
- opacity: 1;
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! ~& C5 D. m; b& q0 G8 m - .dropdown-trigger::after {
% ^2 z' G' p3 h" Z) I! p2 x3 L - content: "›";
5 Z S. J+ `7 C: u - position: absolute;
/ R; `; h& k* n* {0 j - color: #ED3E44; D9 g5 f5 R! D% K9 s
- font-size: 24px;- f4 P: O$ N. r
- font-weight: bold;
1 B' v! a( F3 Y; X$ Y - -webkit-transform: rotate(90deg);
, \" `4 F9 O2 L: F; M5 F" ]8 x - transform: rotate(90deg);6 I! c1 t7 @, a: o
- top: -5px;
# @2 L0 X m$ P" J$ h - right: -15px;
0 E6 Y7 D4 P$ R8 l$ S - }
: t' F: X9 Q% ]3 O) t! d - .dropdown-menu {
" L$ x; N6 N( N- e" ?6 e4 D& e - background-color: #ED3E44;
4 _* q5 N1 ^+ ] - display: inline-block;
, \9 O7 _( Q3 r3 c$ C: ^ - text-align: right; b( }* U* d9 {
- position: absolute;
, |% I, r8 V7 _" u - top: 2.5rem;2 M- ~2 U& w: ]* E9 [4 ]% `% W, Z
- right: -10px;0 Q) ?9 a9 \% K/ w6 E/ ^2 X% X
- display: none;: M4 k; o; P$ O
- opacity: 0;
4 m6 V6 g+ N/ \9 M- l; b; [ - -webkit-transition: opacity 0.5s ease;
0 s7 g: ~, t3 i3 q - transition: opacity 0.5s ease;. j& O; ~1 R$ Q2 o) h
- width: 160px;
: x. Z# i1 w9 ^- s5 d8 |3 p+ W& U - }
& @2 U1 i; i+ ]5 m6 Q; W+ } - .dropdown-menu a {; Z: m/ B9 p2 \! l1 v0 w$ B Y
- color: #fff;
G0 p# j' V4 } L# m5 ` - }! D$ |; i7 d, {8 u8 y
- .dropdown-menu-item {/ T# V3 B2 [! k! S
- cursor: pointer;3 d: _6 {1 Z6 u/ \8 H
- padding: 1em;1 c1 ~# B% x7 n r$ z3 Y( d6 Q8 v
- text-align: center;
3 D8 e, E- D& m/ x9 W9 {2 T - }
" v0 P# x) d% g9 P# X2 D - .dropdown-menu-item:hover {/ D/ ?# |3 x8 z. J
- background-color: #eb272d;
' g1 j4 z7 B$ l, x% h( v& ?6 [ - }
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可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
% o) A& S: W' d8 O4 l6 ^& K& A - <!-- Checkbox toggle -->
' L; `. C; [1 J - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
- `" l2 x# v$ F; @$ x - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
! ] |+ R0 Z& d! P. X/ E0 _ - <!-- Content to toggle from www.mfbuluo.com-->: S/ N* j/ G" k% Y3 F$ _4 X: _
- <div role="toggle" class="toggle-content">
. Y' o% p$ R8 X) P1 h - BA-NA-NA-NA!' o2 l! i' ]: w. P" [$ ]! e4 d+ Q6 ]9 R
- </div>
$ v, u, ]. ?* I! D& N - </div>
复制代码CSS代码内容如下: - .toggle {8 m8 {3 T: ~% E0 b
- margin: 0 auto;
; f8 K2 t: i6 {1 A6 \+ U6 a) J - max-width: 400px;7 @$ Q5 S& {1 B5 {! @6 e# ^
- }
! D* E+ L* D. M - .toggle-label {
7 o2 z; @3 r# R2 x* g, I0 z. O - font-size: 16px;
0 y8 p, x9 Q- a4 Q. w; i - background: #fff;
$ ~! _: Z ~: U) c% j - padding: 1em;
* s4 |5 i" C* \! j2 q, N( J; t7 { - cursor: pointer;% ]- z6 z! q9 d% b
- display: block;2 @8 E* G3 `# x( Z/ c
- margin: 0 auto 1em;
7 d) d' E" y8 t" o - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35); h2 t6 b' j9 I4 e8 B* b
- border-radius: 4px;
, O+ s- S% E- R) O- x7 Q$ ? - }3 X( o# X0 M: G, j8 B7 I, g
- .toggle-label:after {$ N# k4 p7 ?6 j9 a! g
- color: #ED3E44;
# `3 P0 P# n5 f; Y6 X" d - content: "+";
, |- F; s; T8 ~$ U/ S' J% F4 q - float: right;
9 O2 l7 ~8 z$ [5 Z! j0 n# G - font-weight: bold;* O0 t; G1 t3 Y. `$ E0 a: d
- }7 G; i% L- n" {# D( c2 H
- .toggle-content {
3 _& ^0 U! |; l! E( G( H - color: #B0B3C2;
" r: r, @: l- I n. p9 _ - font-family: monospace;
7 x) N: l. E$ g& Z6 _. G - font-size: 16px;
1 u9 |( h# j+ G% B7 f, y! t ? - margin-bottom: 1.5em;: M0 }8 M# y( ^
- padding: 1em;& s g4 m% D7 @% m Q
- }! |) Y0 `$ _) I0 {) Q& Q/ _
- .toggle-input {% g- _# y" _ \9 L J
- display: none;9 @7 G2 c4 l1 G4 u, a: y
- }
! t+ P/ F$ A- u% M/ d9 d - .toggle-input:not(checked) ~ .toggle-content {0 x5 K3 e$ p2 j; n( p$ I+ j h: U
- display: none;
& X5 t: I9 x Q/ d3 ]9 y7 c+ w' _ - }. m( O$ S# ]4 l
- .toggle-input:checked ~ .toggle-content {
2 e5 ~9 L, A% a( j5 f6 n! v - display: block;0 w0 S+ ^7 O- N q( S
- }0 p& [% }. t& S4 O) X
- .toggle-input:checked ~ .toggle-label:after {
* K+ F$ w6 }- L5 w+ d+ h, l8 Y - content: "-";) u' x2 z' u! B4 n
- }
复制代码 ' _6 R& s( b+ R; @$ Y1 l; B& y; i# f
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