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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!">- T% [7 v! I8 G$ B9 m* e, i: {3 M2 A
- Label for your tooltip$ h6 }" T. u3 I; T
- </span>
复制代码CSS代码: - .tooltip-toggle {; k" r5 j; J4 F) I& o9 i
- cursor: pointer;
; Z2 R; ^" E8 l, S# T - position: relative;
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8 n0 z+ _$ @! w6 P - .tooltip-toggle svg {3 o) Y. g: V! b' O1 q- ] n
- height: 18px;+ a; I5 g+ `4 N7 ~; r$ a
- width: 18px;
: Z. E2 V) @# h% p3 ]8 |8 V - padding-right: 0.5rem;
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- .tooltip-toggle::before {
0 Y, |* @5 N5 ~4 @' s - position: absolute;
/ |; _( u1 n, @6 Z - top: -80px;
7 z2 h2 L6 z9 Y - left: -80px;
/ P" h" b3 N2 b9 p8 Z% G8 q) s - background-color: #2B222A;: r$ a3 A1 {. V# {
- border-radius: 5px;4 ~2 E: t" l4 ^( v
- color: #fff;9 W* }* J! b3 e( r# G
- content: attr(data-tooltip);$ ^6 x; F/ ^/ Z0 E* |
- padding: 1rem;/ D& P( Q, [- F+ }+ t' k7 ^ H
- text-transform: none;
+ U' n- f9 e7 c! d/ X - -webkit-transition: all 0.5s ease;
- E4 y! Y# J% y4 C5 r# Y$ A - transition: all 0.5s ease;
/ Q8 A) ^) Q0 m+ T% ` - width: 160px;1 W) @8 K- f' P1 E- F8 X
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- .tooltip-toggle::after {: D3 [9 s- z& W' M
- position: absolute;
0 j9 z2 [) I7 b* u1 V) L0 N* Y - top: -12px;
$ C) c+ Y4 h" }. S$ H) h. W* m - left: 9px;) o1 m% r) v( Y* s) l ?
- border-left: 5px solid transparent;" T1 v6 L% W/ S0 q% O
- border-right: 5px solid transparent;
5 i/ _9 ?$ m) v# j7 I) K1 n' e, { - border-top: 5px solid #2B222A;, S) [4 B! D" D5 _7 ~! M! @4 q% h
- content: " ";
8 h* |; f5 I& M - font-size: 0;
6 T q3 P/ Z+ l+ _, a - line-height: 0;" T1 n3 W6 a% V* t
- margin-left: -5px;
/ c9 |% h9 |# @! ` |3 Q - width: 0;2 M( H1 O# O1 H$ U% p4 N/ ^. F
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- .tooltip-toggle::before, .tooltip-toggle::after {% Q4 ]4 V5 t$ @# n" A
- color: #efefef;2 l o& X) |* @; R% c# o
- font-family: monospace;
% s; U% l5 P3 ` - font-size: 16px;9 a& h4 E5 ^' K4 a/ c6 o' l* ~' Q
- opacity: 0;
/ ^/ [ y2 z- M' A4 ~ - pointer-events: none;
; [5 l) L9 R0 @- [ - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
, s" K. f3 G2 @5 z# {3 Z4 v& i - opacity: 1;5 H b2 T# V+ }- v2 V# R6 `% z
- -webkit-transition: all 0.75s ease;; Q+ j: ~4 h3 U `
- transition: all 0.75s ease;
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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">
6 B* a* [# I6 a; g8 z2 @; t2 x8 m - <ul class="nav-items">9 z+ m3 s' s3 @7 P2 ~4 o" w) R6 M/ ~: M
- <!-- Navigation -->% f5 @0 g0 \0 T5 i( W4 R
- <li class="nav-item"><a href="#">Home</a></li>2 N1 S2 z$ G4 h4 m7 C0 H5 W: F9 o
- <li class="nav-item"><a href="#">About</a></li>
% ?. R* I* S" b( y - <li class="nav-item"><a href="#">Contact</a></li>
: d, A7 A- O* J( a' ^ - <!-- Dropdown menu -->) T1 Y; I+ L5 k- u" y! M V
- <li class="nav-item nav-item-dropdown">
8 S% [! B, v% @0 B# ]2 b# G - <a class="dropdown-trigger" href="#">Settings</a>5 Q5 F: i$ Y+ }3 @# L
- <ul class="dropdown-menu">
7 N) ~9 S- f! m - <li class="dropdown-menu-item">
* a! {" M$ t& k3 Q# q8 E1 T# s - <a href="#">Dropdown Item 1</a>
8 K" t( P& Y; q. @4 `8 f2 n5 @ - </li>: w2 u/ t% o% W4 Y+ L/ q
- <li class="dropdown-menu-item">
8 R' ~5 G! _. R* c - <a href="#">Dropdown Item 2</a>
- Q) `$ q0 F! R/ K8 M, ? - </li>
4 Y5 g/ m0 x% D, k - <li class="dropdown-menu-item">
7 d( b/ O9 g5 i D - <a href="#">Dropdown Item 3</a>+ u5 }+ c* A, e1 L. N( B: Y
- </li>
: k( J; V' }0 P4 z1 B' D9 ~9 s D - </ul>
9 ^$ ~ V$ C, K! |; Z - </li>7 O; C- ]5 R& b% d
- </ul>8 m% T; B* c- j; x' Q6 k! B" z
- </div>
复制代码对应的CSS代码如下: - .nav-container {7 L9 c$ L. C0 j; u* l
- background-color: #fff;% u) v2 w4 \% F& ]/ V. D
- border-radius: 4px;/ B8 x4 @! i8 h3 |# p
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
1 W5 g5 t/ f2 f" }4 Z - padding: 1em;
4 J/ i9 B. e" i7 U# t - border: 1px solid #eee;5 K: T$ ]/ x$ ^) d+ I1 u
- display: block;
3 w" i( q# @3 P) N, P$ v$ d - max-width: 400px;) m& P$ N4 K/ D$ |$ r; u6 J
- margin: 0 auto;1 ^0 \3 A( p3 y! c2 e
- text-align: center;
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4 B& B# n% G! M" Y* K7 t - ul,
; I! Q! C& b7 V1 o - li {6 s/ R& c* |$ m4 Y k
- list-style: none;
. ?8 l; Z$ S& ~, Q- D - -webkit-padding-start: 0;3 g8 I- L; `: C1 U6 ~$ `
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- a {
; h& V+ l3 S" g - text-decoration: none;: ^! P9 N! E4 D" E0 h6 u
- color: #ED3E44;
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- .nav-item {
# O! V! d3 J3 t5 i- n: x. ~ - padding: 1em;
& L h8 R( J( P* n* O - display: inline;# K5 A3 A4 e" c+ b/ M0 F# e J
- }
* y& W F+ _ c) O: Z4 a. b - .nav-item-dropdown {
8 _$ y% g1 y/ J3 k1 G; r: Y - position: relative;
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; n, ]- x% C/ q" n1 {2 g3 n% \8 C - .nav-item-dropdown:hover > .dropdown-menu {" B, l, U3 [3 \* j, y
- display: block;: }0 E. c% f7 T2 h2 j+ S
- opacity: 1;5 W' h% l5 ~$ K: V: v
- }" P- c( S, o# x8 `3 k4 F0 Z
- .dropdown-trigger {+ T% `, b7 q- e
- position: relative;% { k& M% M. Y7 S* ^$ v4 N
- }
6 m6 F: I" h! x* ] - .dropdown-trigger:focus + .dropdown-menu {+ M8 m& ^) m/ e( F( t m% r
- display: block;) r4 v( K$ O6 p$ l S: y2 Q! z
- opacity: 1;
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- .dropdown-trigger::after {
$ ?( ^, N4 s4 ^7 L& C - content: "›";3 L. S! @8 h6 r! o8 j+ C7 r& b, }2 z
- position: absolute;* N$ ]2 N2 o4 n8 g# _) N" t$ Z
- color: #ED3E44; ]2 T( G3 ~* t; d
- font-size: 24px;2 D# S' q/ r7 Y9 X; T0 J
- font-weight: bold;
$ f/ K' u6 p) ?; S: C - -webkit-transform: rotate(90deg);
8 ~: i' |0 f) _ - transform: rotate(90deg);
) U6 F# c) j% Y3 v; n% t - top: -5px;. c! M5 [2 s. d- }9 @2 I1 p
- right: -15px;
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9 B) w# z4 ~2 P* l4 g - .dropdown-menu {
8 d* z; [ f& H) [6 |6 ] - background-color: #ED3E44;
3 @" L3 k$ _# X" y( f/ E - display: inline-block;
; q) E; o- J. g2 W5 s3 J4 {8 ` - text-align: right;& b. x; J# w2 q$ r- @ ]: B
- position: absolute;
4 _0 \( z0 B5 w- K0 j- s" o - top: 2.5rem;
! N0 ~! h [& T% i, @3 r% n2 d - right: -10px;
3 T p) \/ U% e* h0 t) _$ y - display: none;4 @: _+ ~' a7 J
- opacity: 0;7 m- d) H* F- o5 X% \ L
- -webkit-transition: opacity 0.5s ease;4 @* Z) a+ O! q8 n7 S; Z
- transition: opacity 0.5s ease;: H# g5 @5 n0 c! Q( n* z% ~
- width: 160px;4 j' T: E6 V1 B M2 G0 E4 \
- }
6 P2 I g6 g3 f2 Q - .dropdown-menu a {
0 M7 m4 E* _7 P" Q6 y - color: #fff;5 K* p% b& _+ x9 g
- }: _5 f+ m# A1 Z8 O. K
- .dropdown-menu-item {
6 p, {0 u3 t3 L- e/ { - cursor: pointer;
" x2 P2 G* Q) z! e - padding: 1em;8 I# f! _/ c& [ T l+ h! M
- text-align: center;
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" j1 z. R c3 x& U5 N/ C c; Y - .dropdown-menu-item:hover {/ t3 ]( t5 ~$ c- J( s' w+ O, l
- background-color: #eb272d;8 _& V- i$ {- |, {$ V K
- }
复制代码 : o# @. x5 w( i8 e+ U$ O4 q; W2 t
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">1 ~2 _) T4 t9 ]( j
- <!-- Checkbox toggle -->8 `& q! l/ u& X, V4 v V& s
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input"># ]5 z/ g! j/ y/ G5 K, \6 w3 F
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>; m# w7 Q0 ~9 P% {3 M% N( I
- <!-- Content to toggle from www.mfbuluo.com-->
g, I" Z( `+ a9 @ - <div role="toggle" class="toggle-content">' g! H' b6 \) G* r. F
- BA-NA-NA-NA!
* |. }/ N( [3 i: s6 L x - </div>' c# `5 d! C+ m2 t) [) B
- </div>
复制代码CSS代码内容如下: - .toggle {
' z1 d$ t$ P ~: V. f - margin: 0 auto;; L1 A( f" q9 r: a
- max-width: 400px;7 F$ t* }% f' O2 M2 p9 c* D
- }& F- ]0 S$ t4 a* G0 h% j6 D
- .toggle-label {3 Q; D+ a8 j2 G7 {6 \: n" e
- font-size: 16px;: W! `. o3 j! R' [; e
- background: #fff;1 D! X3 c' @3 _% v- o) c
- padding: 1em;$ [! F; _& L8 @8 H+ j* |2 F- T
- cursor: pointer;1 ?- ?' f; C7 R; |" m$ U& q6 ?
- display: block;* N% s' }- p6 I0 }
- margin: 0 auto 1em;4 N. B" ^9 S2 N; q2 E9 G+ O
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
- I, S; J$ M4 R2 Y8 d1 ?9 T - border-radius: 4px;
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- .toggle-label:after {9 f& {4 v- v1 y; ~1 h' z) ]
- color: #ED3E44;
T+ y8 @* ?5 U2 Z2 S - content: "+";
9 n3 D5 s6 m; G4 U. p0 ?! | - float: right; @0 a N6 B# o5 \+ H. ?, W
- font-weight: bold;( a- h. m" j3 @, l3 I) B
- }
' E. q) }& M2 ], e1 y! X/ R - .toggle-content {
6 _/ R8 n- V- f4 P6 k& u3 L) [% n - color: #B0B3C2;
1 |& W) z. }6 `# A. M& }, K - font-family: monospace;
. j# ?: z6 R2 ~8 n: O" ]2 M - font-size: 16px;
/ s% w# y+ J4 f; r; I" F - margin-bottom: 1.5em;: I5 ?7 |/ G5 O$ w6 Z, g& `2 m @
- padding: 1em;
h% I* a8 R" q/ A9 o U" j% Y. { - }
1 ~: U8 t* E% X. n - .toggle-input {
9 n& C% k& G3 U: G5 R - display: none;
% c n4 p0 k7 ~4 v2 R - }
" e1 N) C6 g* D } - .toggle-input:not(checked) ~ .toggle-content {4 c: X& o9 U4 y1 P# Z
- display: none;
. r5 I' a( P8 Z4 L: }; w - }& G$ }& H/ b! ?3 `$ @0 ?
- .toggle-input:checked ~ .toggle-content {9 S. v& r3 n. i. F8 _; p
- display: block;3 q/ J; k, j0 P5 y. m8 G
- }) W4 h2 J7 ]* \% R2 Y( I2 {) [& y
- .toggle-input:checked ~ .toggle-label:after {
, J. d' H6 f/ F, Q% b! G2 [3 H6 o7 R - content: "-";
1 p) T* e& J; d/ R% n' Z" C6 g - }
复制代码 % T- p7 R/ L3 K5 ]& g2 E2 B! ]; A, s
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