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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!">
. h. X- e ^) c7 u O0 u - Label for your tooltip1 X2 s/ q( q& @* c. c' T
- </span>
复制代码CSS代码: - .tooltip-toggle {8 l3 y1 S4 {/ L' z$ I" k
- cursor: pointer;
# H# h) M6 [/ m% x! g$ f - position: relative;6 C8 ?# r5 Y2 \: s6 V) [
- }0 P W k4 y" z
- .tooltip-toggle svg {% p( P! o( v( H: }" `5 o( A+ ]
- height: 18px;) A3 @6 s- `% `
- width: 18px;
5 ~! N! _6 V# S p i - padding-right: 0.5rem;! b, h1 w9 y7 n: c
- }
4 K* V8 b% l9 ~# J - .tooltip-toggle::before {
0 k. o1 b" S+ N3 o& l - position: absolute;: u5 Y1 F8 Z; H- o$ M/ U$ S6 l
- top: -80px;
. r) ?- }4 C( Q - left: -80px; i! T4 V t8 |( N
- background-color: #2B222A;
' e1 p$ q Y+ w3 @+ u8 q - border-radius: 5px;# f& P% `" l" R2 C" D9 P- `
- color: #fff;5 f G, Z2 W ~
- content: attr(data-tooltip);
, i( S8 `8 ], l. p1 j( {* s - padding: 1rem;
; I( O6 h) t1 j- ~- b1 @5 D - text-transform: none;8 G4 ?4 k# d% f+ P: S
- -webkit-transition: all 0.5s ease;" y9 ]7 K% ?0 O# j0 w) F' G/ e
- transition: all 0.5s ease;
' t) G. `4 e% k# X$ N3 p - width: 160px;9 O' M. f2 v" d: [3 o+ \4 I0 q
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- .tooltip-toggle::after {
' n- P% M' a a - position: absolute;
* A" D- }8 s1 y, d - top: -12px;3 M3 [$ J) S8 z, l w A/ S
- left: 9px;
4 F- F" O X6 W - border-left: 5px solid transparent;! n( o5 h$ w+ e& N
- border-right: 5px solid transparent;
- U& @4 h+ T) k$ {3 ]" [) J - border-top: 5px solid #2B222A;
4 {# t: }' n! R8 L1 V - content: " ";
& h8 e h/ R! w" f - font-size: 0;
0 y ~$ l* L) d+ F - line-height: 0;
4 |! R' r6 s6 ]3 t8 n% u - margin-left: -5px;
7 g5 U) y4 E9 n& P - width: 0;9 `6 S( O" [8 \0 J: J, g7 Q- s) Z& ~
- }
2 y X+ l$ l: g) t* d8 K$ } - .tooltip-toggle::before, .tooltip-toggle::after {( f& R* i3 w/ w2 e( |- H5 @% k
- color: #efefef; H- v: w( g8 t& r
- font-family: monospace;% e* C1 t" T8 d+ F$ d. Z6 N# y
- font-size: 16px;
) I9 y8 R5 X. T' O - opacity: 0;
- N! |7 y: t: V - pointer-events: none;
" J6 I9 q9 c; c$ q: `: c: P - text-align: center;, h% ]1 z# `/ E! p0 Z! K
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
: n8 P5 M# D) ]) ^/ n4 S! ^/ G - opacity: 1;
" _4 N1 b( A Y% I% x - -webkit-transition: all 0.75s ease;% t3 t$ N, z1 a8 P/ B1 d$ O" V
- 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">
8 T8 b$ b* n# o: N2 @+ S# s) x7 s& p# O - <ul class="nav-items">
. B# T9 X0 \) n4 q. ~2 t - <!-- Navigation -->) X* k* c p: _
- <li class="nav-item"><a href="#">Home</a></li>2 ]( a5 c; _% a' c: i
- <li class="nav-item"><a href="#">About</a></li>3 x2 J: L4 p: m7 Y* @
- <li class="nav-item"><a href="#">Contact</a></li>
% w9 p, }5 ~7 y9 Q ?- e. e; E. v - <!-- Dropdown menu -->
" F9 E! Q8 P# v - <li class="nav-item nav-item-dropdown">
6 p) n+ u. q" B4 v5 U3 u! y! w - <a class="dropdown-trigger" href="#">Settings</a>, x2 b* I. R9 n, P, g
- <ul class="dropdown-menu">6 I' C: _6 L/ e2 P4 F, g
- <li class="dropdown-menu-item">- Y- \4 n n+ B- N) G3 [
- <a href="#">Dropdown Item 1</a>
* ~: v, i- c- \1 ~; T3 V - </li>
4 j5 z; ?0 }! @' n( X0 G: O3 P+ Q - <li class="dropdown-menu-item">2 A* c: ?& b. Y8 h" u
- <a href="#">Dropdown Item 2</a>; D9 f0 P1 R! d# W
- </li>
& @% E- ]( K3 I$ f - <li class="dropdown-menu-item">4 j7 H& u7 E h) u6 O
- <a href="#">Dropdown Item 3</a>
6 n: a$ g @6 v- C3 Y6 k7 J - </li>- M) y. u7 j& {. B
- </ul>7 T% E( ~$ I( Y5 }& n f+ f
- </li>
/ E+ W" u: g Q - </ul>
0 S' J' K2 T: Y# V+ f - </div>
复制代码对应的CSS代码如下: - .nav-container {, V$ ]3 g/ O, Y/ n( d
- background-color: #fff;
- r Q' b2 ~$ w) g& i- J3 y) v/ D! a - border-radius: 4px;
[+ {5 f2 S; Z: i$ H' B0 C1 ~, Q6 G - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
4 J4 i& y" R1 ? z/ L1 c - padding: 1em;
4 f1 D$ n+ H- }. j- B - border: 1px solid #eee;
8 a @% f. o8 g ?8 M - display: block;: u- |# A9 P! D: O
- max-width: 400px;
2 r9 F# J& ?5 Q7 D4 [/ q3 R - margin: 0 auto;
3 v4 U, B# h( T; O# j7 h4 V$ V. F - text-align: center;. n" T* x$ M& T2 N R( m& e/ k! l- Z
- }. @& [1 m4 O6 p, M- G0 T3 ]
- ul,1 t! B4 p& W' B# {7 p
- li {4 V7 L i* a% R" a7 W* H* J
- list-style: none;$ m/ |( M" z+ J7 H y3 p: r
- -webkit-padding-start: 0;9 U' ]2 I9 f8 A- W1 U
- }7 i+ o' ^* I; i& N0 p. b
- a {
' w5 L! S6 |0 o* M% V; d - text-decoration: none;
7 r; Q+ K+ n# z* H - color: #ED3E44;* ^6 O" Q, Q8 E
- }
4 G+ H( b* k/ |) I, T' l - .nav-item {
* a$ p5 e. n L# U. j# }! B - padding: 1em;
8 q' V1 k: x1 j o - display: inline;
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- .nav-item-dropdown {& g* o" Z( F4 }4 q. `+ H( t
- position: relative;! t6 [/ }: M9 `! f
- }; K q/ i; B0 ~3 G# r
- .nav-item-dropdown:hover > .dropdown-menu {3 J; r% w" E! _: |) M- o
- display: block;
9 T' m- s% a' r/ o - opacity: 1;) O Z2 C2 n8 |2 S( ?9 H0 J3 [
- }' c6 Y* J6 e4 @( R, B, j$ H: H
- .dropdown-trigger {
2 b* C3 y q. T. C" u - position: relative;
7 _9 j; I8 i0 R- q& v" D$ N1 [ - }9 @0 e! T2 K+ m. x5 } O) B9 l
- .dropdown-trigger:focus + .dropdown-menu {5 y# ]7 o% E6 J7 h
- display: block;
+ n% F7 c. Q: M Z/ ]: N0 V2 k/ Q - opacity: 1;0 y" Z- f- b7 F. m/ A$ a; n
- }
* E4 N$ L" M6 ^2 z - .dropdown-trigger::after {1 b1 g7 g6 g+ Q9 \# Z
- content: "›";
8 N0 q- W, @' _) ?2 D9 e3 R% _ - position: absolute;& ? I7 Y+ x& f) d* v
- color: #ED3E44;1 m! P9 Z/ U2 \" t
- font-size: 24px;
8 @6 o+ u' C$ V0 W& |8 v# W8 h N* X - font-weight: bold;# x7 i, u( C+ O( D; ^4 }# ]
- -webkit-transform: rotate(90deg);
, S% G/ n+ F9 H6 r - transform: rotate(90deg);
' @( d) o' V7 S6 A9 m - top: -5px;
) {# p. F5 [$ I* J$ V& D - right: -15px;
- ^: X2 v& Z) G) N- j' c - }* L9 e- U# ]' a- M
- .dropdown-menu {
+ N8 }: R* Z$ ~8 b - background-color: #ED3E44;
4 M) i+ I' C5 p; V - display: inline-block;1 C( J0 h! {2 _$ D* B& ?: M8 S9 P# s
- text-align: right;9 h& ?1 {6 b7 N# n- \; c
- position: absolute;
" b$ V9 j2 a' y2 r - top: 2.5rem;
5 M4 T& D$ ~1 q- R* ? - right: -10px;
1 y# I/ {5 A" R# F - display: none;
* d* i& l5 c1 m$ W4 j1 f) ] - opacity: 0;6 I) s# v9 k* l: m
- -webkit-transition: opacity 0.5s ease;% m9 }' f' H4 ?, P" C6 z
- transition: opacity 0.5s ease;5 \, X. o8 u% i) t5 k( ?
- width: 160px;! y7 V+ m b; U1 I- F# B3 q# b
- }
6 [7 E9 S, c0 J) y+ ~! u% ^/ @- g - .dropdown-menu a {
3 H9 c2 ?5 @3 q! @# ~" n - color: #fff;4 B; w8 k' c/ @& z' |2 m& V0 G9 J
- }7 n3 ^( F. P& h8 h" Q( Q
- .dropdown-menu-item {! {2 m: A$ _, }9 m1 K( Q \. n
- cursor: pointer;
. t' L% W a) ^8 b+ I; ]' |; j - padding: 1em;
% v5 `' X1 u. v, e( p3 P) o$ D - text-align: center;# e. a. Q$ [) E6 t- _
- }
* M. z! |/ V; v" z% l9 ] - .dropdown-menu-item:hover {
4 G7 m1 z4 `: ?/ r4 t: O - background-color: #eb272d;# ?9 C* d( i+ g- I5 I U" M
- }
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: g5 r7 H$ u8 q* Y可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
/ s- O, z* t3 j) T9 ?' I, K - <!-- Checkbox toggle -->
; T4 O2 c9 ^" G' a5 {1 ^ - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">4 I5 w: v! ]7 }4 ?* X$ @
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
8 I! S3 a8 P* a% x; v" A) E - <!-- Content to toggle from www.mfbuluo.com-->* P& K, @5 s+ u9 E7 K$ Q& q
- <div role="toggle" class="toggle-content">
. W! V- ~+ a8 X - BA-NA-NA-NA!8 N) Y n) T' P- ]9 r: V" j
- </div>7 e0 O/ E$ K, O
- </div>
复制代码CSS代码内容如下: - .toggle {
5 P$ W F ]7 m( f1 \( A - margin: 0 auto;
( J8 {" E# e) z - max-width: 400px;% i3 G& C/ ?/ c# x) o3 S6 |' J% H# O
- }- s6 m! e; P/ W+ D- y4 F( y& v
- .toggle-label {2 U( s3 Z: j5 M- t. D
- font-size: 16px; t$ h2 \- Z' N7 U( O7 N! n
- background: #fff;2 `5 I" z; S3 P" R: `( r
- padding: 1em;
0 F0 i ?8 x! `! y- k: c9 y - cursor: pointer;
! Z5 T. Y9 G* j - display: block;$ s' y* v6 g, p0 G8 e
- margin: 0 auto 1em; z/ `# R- ^* D0 B! s- @) H' S1 ^
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);, h$ _0 x- h& }* J( I2 ~
- border-radius: 4px;
* [, D5 `: W6 E) ]0 u" C. }& ^ - }
: K1 v% D3 n& x3 U/ R' T. i) Z7 ^' b - .toggle-label:after {
7 E4 F( @; H0 l( E - color: #ED3E44;0 N& W3 E( h. Y5 Z
- content: "+";
5 d) e `, Q, {1 ^+ m: I7 A - float: right; j5 E: g7 t V$ e4 l5 `! M( m
- font-weight: bold;
3 `6 r1 ]& I; l1 M1 v0 O - }
$ l& D. x y( m - .toggle-content {. m; M- @& E2 V+ q7 E$ c* B3 ^1 j
- color: #B0B3C2;
, I$ d& t" _: a) N9 x - font-family: monospace;$ T1 r" s0 h4 z9 z+ T8 L. P: G
- font-size: 16px;
% R$ o) ~' y+ U) a - margin-bottom: 1.5em;
5 K. i. j9 B! H/ j/ R - padding: 1em;, Z* h& g. L& x: w
- }! ~+ `/ T7 j' r3 O. V* s
- .toggle-input {
+ y( _$ g# L" K n - display: none;
4 @/ }4 O( o$ m$ ^: U% J/ ~ - }( ~1 u h- W0 r8 I8 D
- .toggle-input:not(checked) ~ .toggle-content {
% l8 z3 K5 y9 u+ A& h( p2 E5 `& _ - display: none;
8 y5 u5 k! e! F1 Q( R* T/ s - }
1 y4 h& ~3 B5 m4 s1 K. ?9 l - .toggle-input:checked ~ .toggle-content {
/ p9 u- T$ {4 @! I" E O; n; y - display: block;
1 _+ S4 {, `# ]8 n8 R9 _ - }
+ Z) D, u6 r: H6 n3 M( M1 j) G - .toggle-input:checked ~ .toggle-label:after {
3 l& Q( u# d5 h! g- c$ A5 h - content: "-";, R! ?7 x+ i, `9 E& \
- }
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