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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!">
) N/ c6 a$ b0 Q' {( `& B- C - Label for your tooltip5 I/ N' g4 j- O1 p- t( w- @; c6 n
- </span>
复制代码CSS代码: - .tooltip-toggle {- U. W+ N0 J* |! y9 \1 a
- cursor: pointer;
$ z5 x+ s: Z' S) N - position: relative;
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' ?+ L W5 B1 p2 Q* x - .tooltip-toggle svg {0 S8 Q# C$ a4 c! E$ Q3 M$ i
- height: 18px;, x0 ^0 m' S5 {
- width: 18px;$ |+ d% Y9 k3 \' @& E- q
- padding-right: 0.5rem;
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- .tooltip-toggle::before {
! n4 [( B% a# X, U4 {6 z1 v5 Q - position: absolute;
6 F+ e) }# e1 g; g, w/ H0 [7 b - top: -80px;3 M# s( A1 e# o1 K9 a. ]2 W8 P5 d
- left: -80px;% `, u1 {& ]0 D, \2 [' G
- background-color: #2B222A;/ E5 f5 d w2 x) B
- border-radius: 5px;$ K5 X. [& h: Q, Q4 g8 w& j' }
- color: #fff;! l- Z: P8 X. a& n9 {
- content: attr(data-tooltip);
& G& X* |1 _ g$ ^; I - padding: 1rem;8 W; D6 U# M) I/ q4 n& Z, C1 k
- text-transform: none;
; B5 t3 t$ q% T. A* |' P - -webkit-transition: all 0.5s ease;5 x9 Z. F$ V1 v4 r) i3 D
- transition: all 0.5s ease;8 `& n6 {. e5 D9 r# O
- width: 160px;
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- .tooltip-toggle::after {
5 n% t- Y! i7 f' w - position: absolute;
5 `# U7 F- E3 ?" ? - top: -12px;
3 p8 ~5 ~: y3 r, D4 X - left: 9px;
9 S& ], V6 [, b) E( m8 c) ?2 r - border-left: 5px solid transparent;
/ x/ q% @4 j5 w+ R - border-right: 5px solid transparent;
- g4 ]$ G6 f4 [ - border-top: 5px solid #2B222A;" t" W& _+ B6 C/ I8 e# D. F
- content: " ";
, V& l2 S( e- F - font-size: 0;
! B' B# s# H9 \ - line-height: 0;
4 V: y2 J3 D# @2 H! u* @2 d - margin-left: -5px;3 ^+ U- d9 v7 P) F0 k% O
- width: 0;2 u2 ?$ [2 m+ ~# m0 o7 k
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- .tooltip-toggle::before, .tooltip-toggle::after {
" s: ?/ [, I7 z* C - color: #efefef;0 n6 h, ]2 z7 X1 x* O4 {' v
- font-family: monospace;! G7 b. R* ]7 e7 R' t! T, p O" C
- font-size: 16px;+ | ]. j0 y0 f/ n) M% ^% M( E( x
- opacity: 0;
7 W2 `# I7 D$ ^( z" g- v* h - pointer-events: none;
# M9 x; C$ ^* F v3 h) M* T0 w; u5 E& G - text-align: center;& a0 E: `3 k* }4 e& I' @
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
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- -webkit-transition: all 0.75s ease;! m% [1 s3 \1 h/ z5 p9 K* P
- 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">' v3 G5 r2 U/ {, F
- <ul class="nav-items">
+ @# c$ f- y! c2 _+ k5 l - <!-- Navigation -->/ N) Z! \. I" |" y
- <li class="nav-item"><a href="#">Home</a></li>1 x0 K3 v. z3 [' g# [2 @
- <li class="nav-item"><a href="#">About</a></li>4 y E6 z0 s z" [) q) n
- <li class="nav-item"><a href="#">Contact</a></li>! P8 k8 J2 d! d/ u# ?3 {
- <!-- Dropdown menu -->8 ^* s! C6 ]) i( m0 \' I8 v. z- L+ |+ w
- <li class="nav-item nav-item-dropdown">6 h, o' C( O8 |
- <a class="dropdown-trigger" href="#">Settings</a>
& X, h: r9 E# M o: J8 Q) T - <ul class="dropdown-menu">) \1 n1 I; s& a2 {
- <li class="dropdown-menu-item">
+ K! O w! g | - <a href="#">Dropdown Item 1</a>! s/ f% Y' j2 Q3 i) P
- </li>
0 T$ w& G5 K+ x, p! s4 r' U: f: ^4 J7 x - <li class="dropdown-menu-item">" T6 q k! f& n7 h
- <a href="#">Dropdown Item 2</a>
) G2 j, I# s/ p7 N3 a: ^1 u& S9 ~ - </li>2 Q2 u$ d6 H6 c5 X! S' S9 y( H
- <li class="dropdown-menu-item">
- K: ^& n% ] b5 A3 w# D - <a href="#">Dropdown Item 3</a>: W/ Y/ Y$ E- S( ~0 V2 Y
- </li>/ ]1 [* j) q! V1 B8 J) D7 V
- </ul>
; ]$ T9 R' w. E0 J - </li>
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- </div>
复制代码对应的CSS代码如下: - .nav-container {
/ S3 x7 V" M9 }, S - background-color: #fff;
, `5 P* t- Q' r) b# y# c' i - border-radius: 4px;
4 m+ J8 p$ q6 R+ z - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
) K, i# i0 @; \# q - padding: 1em;
' X! Q& |9 }" [; ]5 E - border: 1px solid #eee;0 {9 j+ {4 F9 R- m% K2 C& ^
- display: block;
! s! A/ } Y" a: @ T8 ?! ^ ~: | - max-width: 400px;
, }, a5 ?+ B( J+ p& R; z5 v - margin: 0 auto;
- G# D2 t& r1 p: Z1 Y - text-align: center;
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- ul,
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- list-style: none;
5 i3 d5 V) O2 \" D8 g6 g - -webkit-padding-start: 0;
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- a {9 A1 W! M8 L' |: v- Z
- text-decoration: none;
" O+ L( Z1 `5 Y0 p+ a/ ^6 ^8 B2 { - color: #ED3E44;
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- .nav-item {
* j7 L- B3 @6 w: k - padding: 1em;$ K( `5 ?3 n2 }
- display: inline;
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- .nav-item-dropdown {
& C; x2 D5 O$ x. ~/ n8 b% F4 B - position: relative;0 t: n) E& ?5 B j! e
- }
; H' L H) G' `, @4 u - .nav-item-dropdown:hover > .dropdown-menu {1 x- p M) r6 {
- display: block;
- S% {* B! f8 S$ l+ g1 S - opacity: 1;
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- .dropdown-trigger {
0 X& r4 T% A: a! U+ c - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {! [9 U0 D- F/ O) E8 K/ ]
- display: block;
8 n) @+ G! D- K - opacity: 1;+ r6 T# t a/ [5 n+ d" N8 W% u3 h; `+ y
- }
% F6 j9 ?0 b4 K - .dropdown-trigger::after {
8 U; F. R. T! H2 a' F, G, X3 I. `2 M# c5 y - content: "›";
" ?3 j9 F. i/ A* Z; a$ L2 N - position: absolute;
' F& W2 V0 V" @$ X6 \8 b8 V D - color: #ED3E44;
+ [& I j2 I- r8 W - font-size: 24px;; n$ N' ]) y) j( h/ ^' L
- font-weight: bold;: K) s% ?1 i6 v) e& ~
- -webkit-transform: rotate(90deg);
7 y2 P$ H* E% {' u - transform: rotate(90deg);% m9 L6 P$ k; T
- top: -5px;0 O( s! j6 Y- }$ }: `' i; O) h8 G
- right: -15px;
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$ x% C1 f- }) ?" r- u J! e - .dropdown-menu {
, U* |2 s8 f3 D0 M/ H - background-color: #ED3E44;8 U0 p5 K+ ^7 F$ i
- display: inline-block;
' B- q; |% M; Z/ f% C3 ~ - text-align: right;
2 V; w7 m1 c, H) q. U% D - position: absolute;
+ f* `, x/ j7 {7 b5 c" V - top: 2.5rem;. h/ n% ~: |5 K5 ^( i
- right: -10px;5 E+ }2 F5 c# Y9 u% ~ S4 u z7 m
- display: none;- r+ v. r/ b. i
- opacity: 0;, n: v; h+ ` z( l
- -webkit-transition: opacity 0.5s ease;# r5 j/ x) J! y j7 m
- transition: opacity 0.5s ease;, Q& w Q( [* \: H' U+ [
- width: 160px;
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- .dropdown-menu a {
) k6 g0 }. F; I1 O - color: #fff;
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- .dropdown-menu-item {; d" p% K3 {2 T3 J, B W
- cursor: pointer;# a, w% M& l" l% k9 f4 w& t
- padding: 1em;2 A6 |5 v g& c" v' F+ O
- text-align: center;$ b' g: @8 {- z3 |1 a7 ^7 y
- }
6 O; n2 d: `" y- `, R# ^: n* h. | - .dropdown-menu-item:hover {
/ o @! t& F1 ?7 }: t8 G0 S$ i; N - background-color: #eb272d;5 I) R$ C) d# P1 g7 J
- }
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& z8 b( {0 ^, Z可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle"># m5 Q, z' ?' |4 H0 X6 `
- <!-- Checkbox toggle -->
6 d) O# I5 _$ { - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">0 z" B4 a6 f9 J
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
/ K5 Z8 n5 }5 G1 ? - <!-- Content to toggle from www.mfbuluo.com-->
+ y5 I5 {8 ~) z - <div role="toggle" class="toggle-content">
7 c" ] L9 B5 X8 o. ? - BA-NA-NA-NA!3 V8 U+ f* u" t- U6 Q
- </div>+ ^3 s* T% _; q1 q" M
- </div>
复制代码CSS代码内容如下: - .toggle {# a/ `$ t1 s+ k( ~3 \
- margin: 0 auto;
0 |: r5 H0 l- f: L! a' f3 ^ - max-width: 400px;
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' U$ P; E' Q& o, l - .toggle-label {2 \, a8 Z: M* [4 g9 w
- font-size: 16px;
+ M1 ?& P. u% p% M - background: #fff;3 t; T) b% e1 g0 g
- padding: 1em;
' I+ U7 z, j% _, n Z" G, E - cursor: pointer;! a4 N) H* h9 t; N3 O
- display: block;( o, V, ]; H: g; m
- margin: 0 auto 1em;3 _! M9 f2 V1 C% m
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
2 e" ?$ ~2 D5 T: B4 W - border-radius: 4px;3 t; I3 R# Q. W
- }
1 Q& f0 |3 a3 Z5 q ~ - .toggle-label:after {
" G5 _$ f/ ^( G6 h - color: #ED3E44;
5 N' p3 p4 f: v+ x - content: "+";
1 ?$ L& E, q, y8 R+ V( `/ c - float: right;
# ?( F. K) v4 g4 a% l* [2 e - font-weight: bold;4 t) A! |( k e6 e( b# M
- }* ~3 y; u9 U$ m0 \- O2 e- K, P" z
- .toggle-content {* _$ I1 l7 ~1 [- O3 O
- color: #B0B3C2;/ n; j5 r+ L# b' Z4 y A; r) a
- font-family: monospace;
' U) H& x2 F% f; S2 a - font-size: 16px;" w7 P3 N* S$ F2 T8 D1 [
- margin-bottom: 1.5em;+ l& ~ l O$ M$ h5 ^* L
- padding: 1em;
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- .toggle-input {% F8 g2 W& Y; H/ f
- display: none;0 t0 M7 ?+ m" Q4 R
- }
' r$ O& U+ x9 J" z; g - .toggle-input:not(checked) ~ .toggle-content {
+ q& i2 o0 O* ~ - display: none;( X8 @$ F4 A g+ h! b
- }+ |6 B8 K' S- O9 X) H* }! D
- .toggle-input:checked ~ .toggle-content {) C/ f+ t- q, l
- display: block;
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- .toggle-input:checked ~ .toggle-label:after {) m6 i- e) d* u& C* t& F" U
- content: "-";
3 F& A x' G) d- l5 ^! Z2 h" Q - }
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