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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!">5 K ] }1 R2 ^7 @1 \
- Label for your tooltip3 i S( F2 t5 A& w
- </span>
复制代码CSS代码: - .tooltip-toggle { R3 w6 H3 X# G/ Z$ P M0 |" J" J
- cursor: pointer;
8 d5 ]3 k$ ]7 ^- E; N$ r, a7 H - position: relative;
+ y4 e% d/ e5 E+ x" C - }. {1 m! ~$ {9 ?* |
- .tooltip-toggle svg {0 u+ i' [! H0 Z8 X3 B* Z& D, [! j
- height: 18px;
& R7 B1 p: X+ u ]5 l6 } - width: 18px;& c5 g% M4 m$ e
- padding-right: 0.5rem;
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- .tooltip-toggle::before {
" a+ C2 x9 ^# L4 d {% A - position: absolute;
' B, l- O3 @ V2 x2 ] - top: -80px;4 A* R* X1 F. L9 M( j& s
- left: -80px;
* a* x! [; j& L( g, Y% w - background-color: #2B222A;
: X- r+ C' @6 H# V - border-radius: 5px;
3 F, U& x1 v1 v0 d7 F - color: #fff;
6 A0 p& `7 X- X0 `$ h - content: attr(data-tooltip);
' F+ a8 S7 [& V% i( u - padding: 1rem;: L" b- k7 p/ Y% \/ i# g: x& P
- text-transform: none;- b/ V8 o: I0 O) `+ p
- -webkit-transition: all 0.5s ease;
/ P+ _ ^5 Z5 u# ~' ?$ V8 w: c - transition: all 0.5s ease;
3 x6 |$ U; x1 ?) r) K: L - width: 160px;
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- .tooltip-toggle::after {+ l0 D0 j' C4 e
- position: absolute;3 f8 g! B7 P H3 A
- top: -12px;
5 N* N! x8 m3 J, P( a- H4 E - left: 9px;+ t: f4 S$ V! q. i* f* m' d6 T
- border-left: 5px solid transparent;6 Y. y* Z+ r3 \ ?. b
- border-right: 5px solid transparent;
7 t* o0 u6 D6 r1 t# ^ - border-top: 5px solid #2B222A;
$ L! n' F+ s# |: c& | - content: " ";) `' J5 t! ^ Y0 @( f1 s8 S
- font-size: 0;
1 M$ b: b1 w5 M; g4 q7 ~3 j! S8 n - line-height: 0;
; M% ?: `8 ]0 d; ~, ~ - margin-left: -5px;
5 X$ v* p$ D- ]1 M& s/ c/ _ - width: 0;0 D5 r+ f, k: o
- }4 f9 Q# X$ b1 y" d8 c( j# G
- .tooltip-toggle::before, .tooltip-toggle::after {
9 t" m9 F4 ]: J - color: #efefef;5 K0 u# m, f. k1 ?! c
- font-family: monospace;& e' N: h9 W" Q" L ?: ^0 ]
- font-size: 16px;* f( C0 ^. Q$ r' s3 {1 _
- opacity: 0;1 ]6 E+ K. |2 L' w
- pointer-events: none;$ q, S5 T) |, P! N
- text-align: center;3 g. w; w) g. c! p( Q
- }; f* Y: _( @: g8 W# b" J
- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
* `8 W: G' O- D8 T$ U - opacity: 1;1 B( E* e- s7 Y# P, a
- -webkit-transition: all 0.75s ease;6 I4 k D0 i0 F7 }
- transition: all 0.75s ease;( n" f( B5 j+ |, _
- }
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">) I f! }4 q/ W7 G5 O
- <ul class="nav-items">1 e: G+ B, t. i \" O" k
- <!-- Navigation -->
9 x$ G$ \2 Q6 ]. l* e; X3 n7 U# T - <li class="nav-item"><a href="#">Home</a></li>9 _: g/ T2 {' u3 u- E& }2 [2 E
- <li class="nav-item"><a href="#">About</a></li>
# g- H9 M, E1 C4 b; z$ F - <li class="nav-item"><a href="#">Contact</a></li>* w. P9 ~0 U# h$ G* `
- <!-- Dropdown menu -->
$ H8 V* R$ c* I$ _+ \" L2 V) N+ C7 i - <li class="nav-item nav-item-dropdown">
( M, ^& g& u. p$ V - <a class="dropdown-trigger" href="#">Settings</a>
5 V+ Q. }9 j& C - <ul class="dropdown-menu">+ ] S, Y) f( e3 m, @2 R
- <li class="dropdown-menu-item">
1 H/ k7 G2 Y9 r* r - <a href="#">Dropdown Item 1</a>
' ~ x. `3 z7 K* }8 j: w - </li>* D) p: L4 i9 x
- <li class="dropdown-menu-item">
0 g" o5 F- ^$ @ - <a href="#">Dropdown Item 2</a>! L7 Z) \' {0 x' e! ?! E1 ~6 g& y
- </li># z9 k8 s! V4 l$ J/ C) L( w
- <li class="dropdown-menu-item">' D" A, f. B5 B* C' F; v* e
- <a href="#">Dropdown Item 3</a>
8 i& _& C: a, V- i - </li>" X- [, P* B \9 n$ r5 \, Y
- </ul># R+ k9 z b4 _8 ^- ?& r2 p
- </li>, `5 L. r$ `5 M* r% Y
- </ul>
3 ^7 n( y4 s$ j6 Y0 s# ?8 v - </div>
复制代码对应的CSS代码如下: - .nav-container {+ I9 M$ M+ B1 y
- background-color: #fff;, q" y; F/ Y' L% W
- border-radius: 4px;0 s) z+ m% C$ e$ S, y3 W
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
8 ?" d, e1 ?" V/ U - padding: 1em;
+ i9 I, s% w# i, l2 t: k* k2 Q - border: 1px solid #eee;8 ]- L' _2 l( _4 E
- display: block;
2 \2 a, c- a2 i g - max-width: 400px;& q. {9 A2 m, m+ B6 f
- margin: 0 auto;+ \, E1 k! ^' c/ K! i
- text-align: center;0 q! j) A! c5 @, z, P% N% {
- }
4 I+ I! g; ]9 `8 N% V- h4 D - ul,; a( {& R$ e6 x- A- X# f( q3 Q7 \% }
- li {
6 {# w8 ]! t6 B& n% S" C - list-style: none;- @7 m, R) ]5 k- S( e& j
- -webkit-padding-start: 0;0 j; @9 _' y" `1 k* R- m
- }5 U) W2 B% p9 _6 g( y
- a {0 v7 q5 z: F" K C
- text-decoration: none;
/ T, H5 K3 S5 j6 r a" T - color: #ED3E44;+ e- b; X0 K! f u
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- .nav-item {3 ]3 L* M! z- M' ]6 V- A, C; Y' B
- padding: 1em;( W& V, k1 F/ R, F% c
- display: inline;
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- .nav-item-dropdown {
7 I; c7 L k* B - position: relative;
2 A4 j% X1 T; q& I! n$ j2 | - }
0 I5 H( _; x7 C% v8 ?3 L - .nav-item-dropdown:hover > .dropdown-menu {# m' i$ K, d5 q$ G
- display: block;
3 Z% `6 `6 \! ?/ X - opacity: 1;
( K/ w8 B" t; Y- K- q - }
: A- z8 u6 h1 `9 W - .dropdown-trigger {& P8 Z* ~7 X. O* W/ a3 B' y% c* R
- position: relative;2 R% w4 Z0 W+ J ]$ C
- }
% `' Q0 k5 F# V- D# w0 @2 p - .dropdown-trigger:focus + .dropdown-menu {
, ~5 ]* q' Q7 T4 D1 ? m1 t3 w - display: block;
$ p2 {7 X, W& @+ `- w - opacity: 1;3 h) I7 J8 F, b- \
- }
* H" g: @ E+ o! y5 J1 Y - .dropdown-trigger::after {8 s+ }& d, j3 `+ M' p
- content: "›";
8 W+ |1 V0 D5 M' ^1 J; r - position: absolute;
2 h% {- |+ o2 g - color: #ED3E44;! e7 o9 x8 V/ M( T
- font-size: 24px;
' n7 l" G+ u" o$ V- @8 b: [ - font-weight: bold;: k- _0 j; S- N# z1 a5 \) X
- -webkit-transform: rotate(90deg);
- ^* I1 W" t2 U# e/ T - transform: rotate(90deg);& I i% Z2 S, Y) T% V
- top: -5px;7 S" {0 D$ |9 c. m1 w2 Z2 X; c& ?& Q
- right: -15px;; M. z2 l2 C+ T j5 ]; r" F
- }
# L) q% {, k2 b - .dropdown-menu {
. ^# f' {1 M, f+ V/ W$ `+ | - background-color: #ED3E44;
3 V, p, D& g# z ~' W0 e$ ] - display: inline-block;# |7 e* N, @. w' M% ^; b% ?3 {0 _
- text-align: right;4 p+ R. j0 t! m
- position: absolute;
9 M$ z" ~- Q4 a% \: C - top: 2.5rem;
* R# u" u+ ~" }, ^ - right: -10px;8 l. @% A1 ^+ S* K6 S8 R8 f
- display: none;
$ o S, K+ I6 f: J" K7 a - opacity: 0;) \2 E6 p( z% e3 T6 p
- -webkit-transition: opacity 0.5s ease;4 s! c! {; B# q9 R6 F# L& j
- transition: opacity 0.5s ease;
( h, B1 [" V p5 N - width: 160px;' X2 d! c! }) A7 I! }$ L- Y
- }7 ?! S9 W9 j" N4 P
- .dropdown-menu a {0 p4 A$ t9 }: P2 {7 U
- color: #fff;! K/ ^, W3 G* P$ {# B* K |
- }9 B E$ t, X8 M2 q! U5 ?( c
- .dropdown-menu-item {7 S/ r7 D1 O+ m' m$ h5 S% _
- cursor: pointer;
6 X4 |/ f" k" V2 c - padding: 1em;
! S) r5 Y+ u% v3 z& s3 {/ Z - text-align: center;
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- .dropdown-menu-item:hover {) e# e' \: O" n9 i1 {
- background-color: #eb272d;( s! j. w1 v3 S: Y
- }
复制代码 ( w9 W8 E& W9 u( i+ I$ L( C
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">* z2 ?% }# f* Y; [4 H) R
- <!-- Checkbox toggle -->
1 _( e2 j' C9 \! v' [$ J" ? - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">6 W% C- T% C3 k/ y' e; y# U
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
3 I3 d; ~: p1 k5 ]: k7 t! w - <!-- Content to toggle from www.mfbuluo.com-->3 X& d0 u, m0 }: `2 P+ Y( V3 ]
- <div role="toggle" class="toggle-content">5 D# C; I; `; P, ? o& u
- BA-NA-NA-NA!) v* [. r5 O0 k$ ^2 ^! D7 W
- </div>7 l! v3 }$ K- p B
- </div>
复制代码CSS代码内容如下: - .toggle {. \: S0 `1 R$ M+ z+ D l. P8 @; l: Q
- margin: 0 auto;
# A, F! V( q9 X; a8 \. }" [ - max-width: 400px;* ?& H2 @2 z) [/ V$ [, ]# Y$ K
- }* d8 L1 r- X9 n* J. c% L9 T
- .toggle-label {
' U, U5 {, p7 b+ L5 S& K9 u. E - font-size: 16px;
) m7 I+ s, K# D1 S5 c# q! } - background: #fff;
& J$ }( U; Q6 G0 k6 z: i - padding: 1em;6 J) B. s6 |/ p! c
- cursor: pointer;
9 z% k5 ]5 E% Z6 a' g, v6 F - display: block;2 e. |: F4 ?. `1 ~. T0 _
- margin: 0 auto 1em;
7 w; z v2 S, _1 Y - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
0 i0 o/ C( T2 F' q- `! o2 _ - border-radius: 4px;
7 K- S' U4 x( H( @( L - }1 K$ K' i9 `7 {0 u
- .toggle-label:after {1 C0 Z& L: e! O
- color: #ED3E44;" R9 |# R# E2 Z( a/ o
- content: "+";8 B& h5 J% t3 H3 T+ |/ j
- float: right;, m+ E( Z j1 `; y- X- G
- font-weight: bold;, x+ e5 A7 I. e( X6 Y7 |
- }2 J" `9 ]6 m2 }8 |& z! w
- .toggle-content {
/ V9 X) |. Q. |9 E - color: #B0B3C2;: o2 O4 @$ y r
- font-family: monospace;
/ x: p3 P& |) c" ]( n$ ?5 j - font-size: 16px;
7 a8 A* g# L# B6 h3 t) P7 x - margin-bottom: 1.5em;
; L$ M( j# `3 A; G$ H - padding: 1em;
% }( d9 {7 }6 l. v/ ?$ b) Q - }7 }, ]1 Y# |! I* i0 ^& X" |
- .toggle-input {* n$ v+ Y) ]5 g* K$ a2 u; K
- display: none;3 |' B0 U0 j! n. _( e
- }
e' l( u0 K; j2 [/ N. ?! s9 n - .toggle-input:not(checked) ~ .toggle-content {. o+ S$ J W2 J" s
- display: none;
; k: v! Q! `- {4 x" Y/ B - }- ]1 x; S5 _9 [5 c( q! b
- .toggle-input:checked ~ .toggle-content {
" ~% J: s' R6 o. K - display: block;( \" M i" B' g) @) `
- } I x( t2 k$ T5 C* x
- .toggle-input:checked ~ .toggle-label:after {( P8 ]. L P2 t8 R( I) C
- content: "-";4 v" G" {0 j# \3 k2 K0 n8 h) g
- }
复制代码
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