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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!">" P" V* ` e1 t( _
- Label for your tooltip! c: q) W5 |# E: I/ T! \9 B9 s6 y6 S
- </span>
复制代码CSS代码: - .tooltip-toggle {
" V& T: v* s, Y/ {! z - cursor: pointer;
+ u% P4 j8 M) j( n$ L - position: relative;
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- .tooltip-toggle svg {8 n, e* B( [5 a
- height: 18px;
, M- x9 O: Z$ G - width: 18px;
* N2 n+ [8 ^6 ` - padding-right: 0.5rem;
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- .tooltip-toggle::before {& [6 Q' |) B- g* a3 d- l8 y
- position: absolute;
" U4 ]7 k/ a( o; L2 ~) a& F - top: -80px;8 w0 D/ z8 b+ {$ G5 s6 K2 j
- left: -80px;$ K6 ]! H3 ]* C; C4 E, R) S
- background-color: #2B222A;2 p# I9 X/ N6 b. k" ~- @# s+ F
- border-radius: 5px;
9 V: }% F; N4 m% X' ^7 t/ w - color: #fff;% {3 U/ {" O9 C6 {' q' i
- content: attr(data-tooltip);1 f) @' o6 _. v7 `3 }' x
- padding: 1rem;
$ j& m+ U9 `. y# Z1 Y1 ?$ k - text-transform: none;
, X5 B& Y" g: ^9 A' _' D - -webkit-transition: all 0.5s ease;
$ Z4 c" P3 D9 ~: J: e0 q - transition: all 0.5s ease;
0 ^( t1 U u/ M1 {! \$ H0 P - width: 160px;$ C9 a5 F+ h+ Y9 r. R+ v; `$ X
- }; ]" }: i8 y3 H$ x# @
- .tooltip-toggle::after {5 v$ k) l% m4 j* B( F
- position: absolute;6 h2 }* @) ]! }2 ^) Q0 |
- top: -12px;
/ \6 F8 @+ s' W$ D+ H. A5 K/ ~$ d - left: 9px;
/ ~! D$ g6 ]& | - border-left: 5px solid transparent;8 V7 d9 e. e& _9 e
- border-right: 5px solid transparent;
0 q7 G+ D {0 T0 @, z - border-top: 5px solid #2B222A;
& }) [' T/ J* S7 F* k7 k% r4 c - content: " ";
( E e. A7 j* ~" V* C+ {( L) Q+ x - font-size: 0;' V1 L) e# m9 [. \( x
- line-height: 0;( C( c' \* c1 ~1 R
- margin-left: -5px;
0 ?5 d# @, v( y" I6 M. q$ {! W - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
0 c: L E" G* N$ {% d: } - color: #efefef;9 \( `4 @3 c' U! G3 e$ \) T
- font-family: monospace;
* w* p9 N4 b2 [; j# n% B4 r - font-size: 16px;
! e# {; h3 x$ p6 l - opacity: 0;
8 A/ z3 s/ t4 F9 [- T1 n+ p! j - pointer-events: none;
1 W$ R* o+ g. U6 i+ ]( R9 j - text-align: center;
& n& Z# d" q: ^) E6 A t - }
7 r, u1 Y2 O& }& U - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
7 a1 L5 j3 N9 x# I/ I, S - opacity: 1;6 Z5 y+ |+ c, x- t) o
- -webkit-transition: all 0.75s ease;7 s% @6 f/ Q3 m5 I% e
- transition: all 0.75s ease;
6 ?3 Q' e' M0 t( _9 }% _ - }
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">$ I1 L- C8 j1 n& i7 R
- <ul class="nav-items">
6 Q5 t7 r) `2 G C1 ^9 @6 K9 L2 E - <!-- Navigation -->
' j9 q+ p5 ^; ? - <li class="nav-item"><a href="#">Home</a></li>5 n; t; d9 ?3 n! `: F% o
- <li class="nav-item"><a href="#">About</a></li>$ e0 j$ {# B' I' [ A0 H
- <li class="nav-item"><a href="#">Contact</a></li>
% k; b2 |+ A+ Q. I0 h) c `" U - <!-- Dropdown menu -->% p4 n. C5 L' o
- <li class="nav-item nav-item-dropdown">
" J1 ?" w4 q5 @1 w7 F - <a class="dropdown-trigger" href="#">Settings</a>2 _+ m$ r. h& I, r$ G2 I Y" N
- <ul class="dropdown-menu">
" B) J% ~% a+ x, h: X. [* R, [' a - <li class="dropdown-menu-item">
1 d& O( d# R0 N+ s - <a href="#">Dropdown Item 1</a>
n/ a' G1 Y. p" ~% ?; G+ L - </li>
+ x* _. R- x2 I8 C( ] - <li class="dropdown-menu-item">
$ U [5 ]# B; R5 d! U; E- E+ `: E - <a href="#">Dropdown Item 2</a>
9 t4 e6 {$ L5 L5 A - </li>
0 O" m' z2 |6 H$ ~' l x - <li class="dropdown-menu-item">* m5 P+ U- D4 y( y# X% Z( x6 C# I8 H
- <a href="#">Dropdown Item 3</a>
1 V- w/ H2 C- G# G7 n# Z7 j - </li>
5 Z5 P3 d( j- G$ X4 H2 r4 U) ~ - </ul>
+ s1 [& w- k! |5 T - </li>
2 D$ d }6 _2 R! |8 G, c - </ul>* I1 ?- V3 f) ~
- </div>
复制代码对应的CSS代码如下: - .nav-container {4 Z4 C( k- s( E+ ^$ B
- background-color: #fff;
2 r% L1 Q7 M( J! B3 m - border-radius: 4px;8 E) w- ?' ?, w% I8 h5 Z
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);8 \! z$ S P0 m0 f; G
- padding: 1em;; v* B) H# Z t* |' q
- border: 1px solid #eee;
. N2 K+ W# @, M1 C: o% m2 J0 P% G - display: block;& [( V5 V. _' i# G
- max-width: 400px;
0 [" t2 b- ^; ]$ ` - margin: 0 auto;
3 e- [; U% F- r9 R: J4 Z - text-align: center;
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- ul,
[2 y. T w1 E: j" w - li {. q1 V$ ^* `8 x! W( j! ~3 \# u7 r
- list-style: none;% ^& }& r. }6 D8 ^8 U3 i8 i
- -webkit-padding-start: 0;
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- text-decoration: none;: H; F7 Q$ \& N1 o W
- color: #ED3E44;
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- .nav-item {
* Y0 `& P" g& T5 ?& b0 j) q0 ` - padding: 1em;! ]( t6 c% ~+ b" H, ^- @" s) F: v. }
- display: inline;5 Q# H) x7 N0 h7 y0 R% y6 R6 W5 w8 a9 k& @
- }
L- k! b9 w M1 f" c - .nav-item-dropdown {$ E. M) j% q6 T
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {) _; E5 }, q" Y' a
- display: block;
! r* [9 M- H) Z" a - opacity: 1;
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- .dropdown-trigger {
6 k) E% c8 l6 z. n! M1 d - position: relative;9 i) a9 {8 ~4 Z0 V
- }2 Q: n( H! D7 ~! E) _
- .dropdown-trigger:focus + .dropdown-menu {! n) `7 ~: t; _2 N1 Q
- display: block;
, e# X# j ?" T - opacity: 1;
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- .dropdown-trigger::after {
: M* ?) A% }4 o1 d2 L( X5 I - content: "›";% @& ~( P- n# D& r1 ^1 W) y
- position: absolute;
: E/ ^9 F S7 P5 A! r - color: #ED3E44;
6 b$ _8 b/ F2 H9 ]1 b& K - font-size: 24px;3 y2 D8 J$ n# w; P
- font-weight: bold;$ F0 q/ |- Y1 Q" M7 g
- -webkit-transform: rotate(90deg);
$ }: }7 Q. p1 a* u( S! P - transform: rotate(90deg);
- V3 `! }9 x( z- x# S% D9 l& E4 P - top: -5px;
& N" _ `( u! z; d - right: -15px;
5 m5 K# t% `+ ?; l, f8 o% |4 v- J - }1 |% j# a9 b; t
- .dropdown-menu {$ o( ^% `' W1 k. {3 Q( `
- background-color: #ED3E44;# v$ B9 c# O4 H2 c% m! [
- display: inline-block;
0 U* V% [3 I- m( p - text-align: right;& I9 j1 T; U8 e, D" {
- position: absolute;
) D O' y g8 B - top: 2.5rem;& `9 B2 X5 ~2 @4 E) `
- right: -10px;& L3 F$ e( d3 k; `& d
- display: none;9 k! k8 n" ^5 S+ h+ R+ e: I& p" |0 V
- opacity: 0;. A+ @3 a, H: c# J) V, Z
- -webkit-transition: opacity 0.5s ease;
! u7 b# k2 ?- t9 d: j& A4 @! m# X3 { - transition: opacity 0.5s ease;. y3 @' T! U& @8 D. t4 r
- width: 160px;6 C7 v. B4 D& [
- }
( u9 ^. K! R J; r - .dropdown-menu a {
: t3 p+ c, W, x2 K - color: #fff;* w% E6 ~. V- \3 O/ s: w
- }5 L6 t0 X& T1 s/ q+ W, _
- .dropdown-menu-item {
! R) Z4 I8 V( t* s - cursor: pointer;
3 \. p7 X2 @) V7 t& @; u - padding: 1em;/ x: \9 T4 v5 @3 N
- text-align: center;/ t7 S' Z' P: B& m+ {
- }% I; K* \; e& }% K \+ u
- .dropdown-menu-item:hover {
, s1 S$ x' {% _ - background-color: #eb272d;
# x o8 {& S! p. |/ }0 z - }
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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">
% p3 e @# o8 p s - <!-- Checkbox toggle -->" f. b+ @; v |8 a$ l! O& v
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input"># e# p; X- v; _# k( @
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>+ X' b1 h: F2 M
- <!-- Content to toggle from www.mfbuluo.com-->
7 Y4 m' I( k! z* e - <div role="toggle" class="toggle-content">% F' E4 L' w9 X+ E$ W2 n. }
- BA-NA-NA-NA!
L) f0 v; d4 g9 ~; { - </div>/ J4 i* @+ N+ \0 O8 k
- </div>
复制代码CSS代码内容如下: - .toggle {
0 x2 R& v' u/ R7 _ - margin: 0 auto;
1 ]) E- L/ q9 E! L$ I - max-width: 400px;9 Y) q0 W& v! H6 `9 n4 W2 z0 J
- }' {* J: X! a% V( ]7 v' \9 V
- .toggle-label {
6 p' N D6 p" m, g) U - font-size: 16px;3 ?4 E+ y( K* Y. v/ k
- background: #fff;: g4 k U0 b8 l
- padding: 1em;& _# N/ ?4 s, ~2 m8 r& I% P0 A
- cursor: pointer;4 Q) C7 e1 V0 B: b+ K
- display: block;: p# F! s/ z7 K+ |+ Q0 T
- margin: 0 auto 1em;
$ [! D- b" C' O% h. ? - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
" _1 j1 k$ Z: [; M% q - border-radius: 4px;
: e& D, Z" X( d P - }
( s0 r& }, q, j. K9 I - .toggle-label:after {
) C3 L' F7 T0 {: N$ P( N - color: #ED3E44;5 ^/ D0 h2 l9 `
- content: "+";
- S$ a" M# p: P; p& z - float: right;
+ K( j2 t3 s1 O" u2 E - font-weight: bold;
/ `, z) L5 r; k# F5 Q. n - }
1 G# ~( n& i0 u3 H$ Z+ k - .toggle-content {
% J0 j, E) I" q5 g+ ]6 x - color: #B0B3C2;, V+ d( O% X; S+ V. s) ^
- font-family: monospace;
/ M+ V/ }6 l6 J7 r1 C1 g2 T2 p9 Y - font-size: 16px;
' P: b1 I- X: m7 [8 p - margin-bottom: 1.5em;
( M1 q; V2 ]1 `$ A" @; d" ^ - padding: 1em;7 B. h4 b3 h/ S" }4 t$ W. x9 J
- }
! B4 T. F g' t' s - .toggle-input {
5 M# p6 J: X# ^" F9 @1 \ - display: none;7 H8 |2 E, J* |5 w" i8 l f4 M
- }
# {3 f& G+ W: Q: i9 Y - .toggle-input:not(checked) ~ .toggle-content {
: a* j z7 p0 }* W3 l5 M - display: none;
- S. r* k6 |! I$ W0 e- z - }
5 ]. k" E, }6 e0 b- P - .toggle-input:checked ~ .toggle-content {
: a, e# k0 c! j& }! Y8 E% I - display: block;
) B V* }) b9 c$ e5 Y - }
7 V1 S; h& }2 O: E% T! Z3 i$ X - .toggle-input:checked ~ .toggle-label:after {! |8 n+ E4 z0 [2 l S- |4 K$ P
- content: "-";
0 m# v5 E/ E0 y3 r, | - }
复制代码 " B1 O, H" t3 R, c2 Y) m7 h' h4 F* x
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