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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: d* b8 G" z0 Q+ h! W
- Label for your tooltip
+ z( X" g E1 k5 k! ] - </span>
复制代码CSS代码: - .tooltip-toggle {
i) u1 p0 n$ I - cursor: pointer;9 r$ A& g7 v/ z C& G8 y9 R
- position: relative;% L' E6 b3 w4 L. K# B
- }4 W( E& F j4 x, j" _, D3 W
- .tooltip-toggle svg {- f9 R& b. ^0 k- f0 x% s, Y7 K; y
- height: 18px;* I+ V# z+ ~/ K1 r5 B
- width: 18px;
2 P/ W& y, H' t# F) v - padding-right: 0.5rem;1 [ Y5 p% \" B9 }7 V/ I' u% G: V
- }
8 F3 I4 t1 J3 S. `( H - .tooltip-toggle::before {
0 {5 [4 W5 @: h, G8 O6 ? - position: absolute;+ ]+ ]( b2 H1 ?* x, _
- top: -80px;
0 `: p4 Y3 ^) f/ E+ g - left: -80px;
; ?: V* B$ L3 z7 p2 r" ^1 { - background-color: #2B222A;
* O9 g! z, i2 Z - border-radius: 5px;0 x$ Z1 |# k* A: @' I; T4 P) x
- color: #fff;( d, M$ z) }& Q, z
- content: attr(data-tooltip);: I9 e7 k* s( u
- padding: 1rem;
. _4 v5 @: k( s! u$ g - text-transform: none;# x2 F5 G' ~, W, }0 s
- -webkit-transition: all 0.5s ease;
) b2 L7 u8 Q) R0 Q+ J - transition: all 0.5s ease;
7 Z- t3 ~' d. z% S; v - width: 160px;
+ j7 E' E9 {( k6 `# L - }
6 e; M1 f1 j4 S - .tooltip-toggle::after {
& h Q; X$ r2 d- Y* I - position: absolute;
4 H, I& |0 ?6 \+ w) q0 q$ L - top: -12px; L8 G- K0 l4 s6 `3 K
- left: 9px;
/ f6 u- @% t' |& B. I- _ - border-left: 5px solid transparent;; i/ R; I8 M- Q+ E
- border-right: 5px solid transparent;
' ~4 x0 M" u2 M# B. ^4 M: n8 Z0 C - border-top: 5px solid #2B222A;$ A8 L# r& A, b, L6 }. U W4 z! ?, W
- content: " "; {. @7 p1 p9 c& s! c8 v
- font-size: 0;
) x3 F: Z, J, v! n* F - line-height: 0;6 T2 U" z: N" q7 i+ u! r: V
- margin-left: -5px;
" f$ l! U: w, E - width: 0;9 ^2 P7 r6 q2 P, m) {' v
- }
( d+ @7 g: w2 O7 C% Y- u9 R - .tooltip-toggle::before, .tooltip-toggle::after {
% {4 \; j/ U$ y3 k: V; J* v - color: #efefef;( @; g" G6 [9 Q
- font-family: monospace;* |, p9 l8 ]. V
- font-size: 16px;! V% I+ C0 t! ` t- O0 `9 A
- opacity: 0;2 ], H. R& O7 p: \7 J
- pointer-events: none;% _1 a, L1 f# N( o6 a- ? ^
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {# Y8 {. K N# W6 d; ^& U/ [
- opacity: 1;
7 a1 x# g% Z$ J+ w& e( l - -webkit-transition: all 0.75s ease;
1 r3 }- F: w% x& A& Q/ \0 W - transition: all 0.75s ease;! e% i9 d8 l. F2 K$ L' _) A' y; ?2 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 J! m0 h. }$ N' d- R - <ul class="nav-items">
8 o$ i* }3 L) `) _ U) f. z& @* F* V - <!-- Navigation -->2 s% m+ a# E5 u
- <li class="nav-item"><a href="#">Home</a></li>. d ]5 _5 D' M
- <li class="nav-item"><a href="#">About</a></li>" n& z' y! N4 c+ z' Z
- <li class="nav-item"><a href="#">Contact</a></li>
2 y8 {; Y ^+ ~- ]( \8 G - <!-- Dropdown menu -->
; u1 b; ?) s# K: ]( j - <li class="nav-item nav-item-dropdown">8 s0 U% X1 N% C+ S- e! ?5 W. m
- <a class="dropdown-trigger" href="#">Settings</a>
2 R- w; [* r' d6 j6 u# u+ M - <ul class="dropdown-menu">9 y" _1 N7 P' a. M( i
- <li class="dropdown-menu-item">
( N% Q( |* h- ^; y - <a href="#">Dropdown Item 1</a>6 ]. c% Y: r! S/ `4 T5 \) M6 J
- </li>
$ c' W7 V6 i) u9 F1 l1 `' X* m* ?5 W - <li class="dropdown-menu-item">
' x' K" o% F5 \3 f. z - <a href="#">Dropdown Item 2</a>6 W* G+ A, e* f. ]! A
- </li>
0 t- O( X/ b- a9 S& F( {5 l - <li class="dropdown-menu-item">
% E y4 R: s! R7 _+ n# ]+ @" y( ~ - <a href="#">Dropdown Item 3</a>
! n2 H4 E$ V5 i8 c0 W - </li>5 y- b) N( y& e8 p& O
- </ul>
& Y! S$ I4 n& f- ^ - </li>
+ A2 A4 Y: Q( o0 g - </ul> c2 W$ D: i! ?
- </div>
复制代码对应的CSS代码如下: - .nav-container {7 B! f6 R1 q- Z; h/ M# U- T: U
- background-color: #fff;
* d3 p) s4 I2 Y5 Q - border-radius: 4px;% L0 m% h' L9 l% G C) A! \% o& O
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);6 _$ _8 _$ F& A B5 h
- padding: 1em;
' l0 v; {- ~) S* y2 ]. P - border: 1px solid #eee;
' y6 q+ I' J0 v. g3 z$ Y1 y - display: block;
3 E( U9 X' u# F L( V/ l/ d! `: b# ~ - max-width: 400px;
0 n; ~" f/ L. F2 g - margin: 0 auto;
& A8 }& v( H' ? - text-align: center;0 H I5 x' X, N1 D. N+ o& o( V. B
- }
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- list-style: none;
M: f6 A' W# l \( B - -webkit-padding-start: 0;) @, \4 i' K9 }$ V. }6 B7 \+ y
- }
5 q ?6 j- Z0 Z" u) t9 G - a {
& a4 C# T0 q; y! u+ P& { - text-decoration: none;: O$ v/ Z1 Y6 U3 |
- color: #ED3E44;9 k% A, v& |) @/ N
- }
1 _. Q& y. a3 y - .nav-item {" l- V* l$ J! R5 g
- padding: 1em;
Y, W; {5 m# j: R) f7 m: u - display: inline;
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- .nav-item-dropdown {0 {; l/ m6 k, y% Z; S1 g
- position: relative;* v. ]" J* j" c1 R
- }9 C" X' B7 l, Z2 Q1 `, U
- .nav-item-dropdown:hover > .dropdown-menu {$ n/ s- |/ r, M8 R, C
- display: block;, G4 e4 A1 @' ?9 V+ C
- opacity: 1;
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- .dropdown-trigger {3 i J' t! [# Q0 e- n; `. s- Y
- position: relative;3 S, d: b* G8 z: y, `) D5 P9 a( i
- }
" ^0 f+ D; ~5 j - .dropdown-trigger:focus + .dropdown-menu {
$ m4 m8 b0 j) I9 | - display: block;) @; C% d$ a- | A' Z& n
- opacity: 1;
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. y+ D+ O0 A+ ^* j+ Z# p0 v - .dropdown-trigger::after {2 B$ i' N+ V5 h! L/ ]/ _" u
- content: "›";
* \& w( U7 w( R" [ - position: absolute;3 ^9 j6 p# ^7 {$ B$ a) a0 ~
- color: #ED3E44;
6 v6 F9 g+ X& @- s6 ? - font-size: 24px;3 b% M/ d6 N m
- font-weight: bold;
' @4 H$ i1 O) z) m1 q4 q- z# l - -webkit-transform: rotate(90deg);
( x0 K9 d: x$ V a0 H - transform: rotate(90deg);
5 z$ }4 `; I! o, w7 W - top: -5px;0 \' G3 }/ O/ R0 t: C% n4 W" A6 E# ?
- right: -15px;. b1 R A" b0 i9 _# c$ R* L3 E* }9 v
- }) Y3 j/ W1 X( a$ F; @' S% P
- .dropdown-menu {
* u; u& W9 W8 x/ X5 O6 r0 R - background-color: #ED3E44;$ E9 ^1 J! ` f# ~. h I# V! e4 }
- display: inline-block;9 g2 [# W# a; r; y' d! w A
- text-align: right;
. {9 c& V+ f5 R4 Z2 F - position: absolute;" [7 ~. |3 D# b6 t& J* _
- top: 2.5rem;, Q# z4 S4 `& @, @! x. ~- G
- right: -10px;& W9 R) }9 _/ j# T% R
- display: none; z/ @+ A2 B* _- v+ S4 |2 A( ?
- opacity: 0;( C* A+ S: n: W; v
- -webkit-transition: opacity 0.5s ease;
2 e8 L% V* R; n1 ?$ I - transition: opacity 0.5s ease;+ u) J- X7 P# G2 a2 e
- width: 160px;
+ ]5 h- ~) n9 P! u3 b - }
, `0 Q" m7 }$ @$ S3 T- O( c9 k) W m - .dropdown-menu a {9 v1 U, N+ g0 q, m
- color: #fff;
! y4 E2 y/ g) `3 W - }9 i- F! m7 U+ p# G& _) q$ j( e
- .dropdown-menu-item {! A+ P$ N# t n5 D" u2 Q& O4 n& [! d
- cursor: pointer;
4 F$ R& J+ n1 z4 l - padding: 1em;
- B1 h6 f+ u& G1 |" N - text-align: center;
H) [. [$ {5 N4 V1 I U2 c- m j - }3 Z( T# z3 g7 u" Y
- .dropdown-menu-item:hover {& A, Y3 f' h5 V( X$ D- G
- background-color: #eb272d;
7 u& G. i2 y: V7 c& Q - }
复制代码
* k8 C! x# t& M* ?7 j可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
/ l z( E7 Z( e* H8 |2 D% L A% s% W - <!-- Checkbox toggle -->. j! u7 M% z6 v
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
0 x6 U1 R2 @* l9 H# k* y* M - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>& P7 z0 b- T1 h) B' a
- <!-- Content to toggle from www.mfbuluo.com-->$ b; K! b7 h, T, F. l5 L
- <div role="toggle" class="toggle-content">, q' Q' N- Z0 I
- BA-NA-NA-NA!
) F/ f2 i1 B9 H# | - </div>: S! l1 |+ K/ g
- </div>
复制代码CSS代码内容如下: - .toggle {3 ]/ g* ^ L: j% M
- margin: 0 auto;" V: V; S j2 I0 @. a/ n
- max-width: 400px;
! v1 F7 t9 {* Y/ s - }5 D- J; N; M( e H7 X6 M! P6 T
- .toggle-label {
. N/ g- ^! e& F4 S3 S - font-size: 16px;- o/ v+ Y j0 `' x d9 l
- background: #fff;
% F6 V5 d/ r5 {* j6 D4 ?; ~ - padding: 1em;
( Q' G# E/ S7 `; Z3 g' C+ e - cursor: pointer;+ ?$ `) L& }0 K: J9 L
- display: block;, B. M7 y: t" ?, n( Y
- margin: 0 auto 1em;
+ C3 |: [$ g) u" r - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);7 o3 V/ ~ J6 n7 R: F. E _
- border-radius: 4px;8 e1 D3 D$ Z) P
- }5 r- x* ?* a1 C1 [2 K y5 k _
- .toggle-label:after {3 M: ]4 q' Z% N5 _' H8 p7 y! a
- color: #ED3E44;
~& A7 R5 V" E9 D3 T# N" d - content: "+";2 v- p4 n$ U7 [: c
- float: right;1 A5 b q# h1 V0 s3 p4 E
- font-weight: bold;
, |4 e) ]3 x& E& l- H1 \ - }
, b% Y0 p( h% _ - .toggle-content {
4 |* ^: C4 j$ l6 i2 D5 V( T6 D* J! O - color: #B0B3C2;+ q+ o6 G! h6 d4 V
- font-family: monospace;7 q- O/ k. `$ p1 I4 ^2 U
- font-size: 16px;
2 ~7 X5 b7 n" u( _$ x - margin-bottom: 1.5em;* h4 J8 Y9 S1 w- R
- padding: 1em;: h0 l& S5 _+ C; F" y+ U, ~
- }
) W7 Z* z- i* s% W+ g# D. y - .toggle-input {( R0 [* S c4 c ^1 v0 b7 i: z: a- j4 l
- display: none;9 L) n, h5 Z5 G+ j
- }
* e( @9 R u! n4 }9 P - .toggle-input:not(checked) ~ .toggle-content {
$ I! \9 Y9 Q( `9 ^# g) X0 G - display: none;! a) ^" }: j4 i% X2 F
- }
; s' b. E1 V# N) ~2 S - .toggle-input:checked ~ .toggle-content {
9 L2 ~4 }5 S# W: R# d7 {& o) z - display: block;; e1 b. M2 a: b* r$ `3 m
- }
5 K: z6 n$ k4 ~7 L6 F - .toggle-input:checked ~ .toggle-label:after {
' d" q6 a& Y( d3 R p( b" ~8 {) l - content: "-";/ N$ g9 p: g2 @, w' ?' |
- }
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