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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!">
# P2 C6 Q4 _1 p$ b - Label for your tooltip* | `4 V& r- j, y
- </span>
复制代码CSS代码: - .tooltip-toggle {! B) I2 B3 c: b* G/ n
- cursor: pointer;$ ^2 k5 A' ] e" `% n. W5 v
- position: relative;
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- .tooltip-toggle svg {( i; ~$ P0 y6 H2 [6 i& m; I; R: K/ Z$ J3 z
- height: 18px;. H- C" \' {/ z3 g
- width: 18px;: k+ p6 d! O; i, g/ c" c6 G
- padding-right: 0.5rem;; [. q2 W% [; w
- }
, l) N. k5 A0 Z2 S" g- n7 t6 K - .tooltip-toggle::before {
3 n4 w8 e1 }, m" B! W+ \3 T3 V; Z% ^ - position: absolute;4 U( ]) i: I! H2 |3 A
- top: -80px;
3 \: d) w* K( D+ k2 M$ ` - left: -80px;* E' h o0 z b1 @- T
- background-color: #2B222A;2 |0 C5 R) L' z8 {9 ~
- border-radius: 5px;
6 M- s' A0 U Q( D- V7 E4 J - color: #fff;
: K& s$ k1 f, Z1 o - content: attr(data-tooltip);
- @5 z* A/ \, i) C# @ - padding: 1rem;
$ \3 j. [7 z- k, M - text-transform: none;
- p' ^4 h/ \3 _ - -webkit-transition: all 0.5s ease;% @. O1 l5 `( P+ J* x( p
- transition: all 0.5s ease;6 m6 Q# w5 S2 j& ?, V* [8 P6 ~
- width: 160px;* E) a5 o$ {1 J+ [0 I9 O0 `
- }
0 S3 f! J/ w" ]0 f, C* m, g |4 W - .tooltip-toggle::after {1 U, o! f; c) m) k/ V
- position: absolute;
o9 B* R: h# g* T - top: -12px;% \* P0 p# {1 |( O( r. O( m, x
- left: 9px;$ c3 j4 G& a' n1 y7 e; V
- border-left: 5px solid transparent;
) P) J# v. R) S* y4 K( f - border-right: 5px solid transparent;+ A/ p$ X% O6 R
- border-top: 5px solid #2B222A;/ v8 J4 D5 f6 G9 N9 ?
- content: " ";
& N5 M7 A1 Z, R - font-size: 0;/ M; @1 Q* o* r8 B
- line-height: 0;
3 s1 V2 n/ z( p* ], ?. s' @ - margin-left: -5px;
$ N0 @( A, Q+ |4 ]% F - width: 0;
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! \2 c: b* w* b2 w" A; M; F - .tooltip-toggle::before, .tooltip-toggle::after {
1 y2 ]" U; l- u, k# c: ` - color: #efefef;* }* z- P: N1 j4 q
- font-family: monospace;+ F! g* s; _* _9 U# J& f5 }
- font-size: 16px;
s1 |6 `+ o2 p - opacity: 0;
% J8 z$ ?+ C. j6 y2 _ - pointer-events: none;; E1 [9 a" c6 s8 @1 d) }/ ~ ^
- text-align: center;
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+ C- R. Z4 {8 n2 t& T - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
6 M- v1 [) R2 \5 e - opacity: 1;2 i& \ C8 Z7 P
- -webkit-transition: all 0.75s ease;
0 b$ D( A5 D. N - 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">. J X D1 z! z7 C0 J& A- o" J& B
- <ul class="nav-items">
' `+ X* N. O) J' h - <!-- Navigation -->
4 Z" f3 b! y) H. X9 {7 K, n+ M1 F0 s - <li class="nav-item"><a href="#">Home</a></li>2 D8 K7 h3 H, A! B0 N, f+ E
- <li class="nav-item"><a href="#">About</a></li>- u3 O# J: Z' x
- <li class="nav-item"><a href="#">Contact</a></li>
0 R# i0 y) E( a* ]9 o% A! w% {& h5 S - <!-- Dropdown menu -->/ L. E2 U' z0 r. e# A. L" a
- <li class="nav-item nav-item-dropdown">) Y* x% H3 B5 Y1 O* l
- <a class="dropdown-trigger" href="#">Settings</a>% g: t: W( ?/ H0 h% |
- <ul class="dropdown-menu">4 }6 w8 Y, k. F6 ~' G: [* W9 F
- <li class="dropdown-menu-item">
$ v4 v8 v7 H/ X _3 [# n - <a href="#">Dropdown Item 1</a>
2 b6 |# {) @4 i! l& j, r+ R - </li>
) b6 \) C1 x X% A4 j& H w$ ]- E - <li class="dropdown-menu-item">
S& E8 a) x |# P! Z1 ~ - <a href="#">Dropdown Item 2</a> l4 P6 P7 S B1 \
- </li>
3 q# B3 C: r, K8 b3 x$ g - <li class="dropdown-menu-item">1 x: ^& J3 Q/ S) E5 u: Q
- <a href="#">Dropdown Item 3</a>
, z8 W$ V, F0 Y1 X2 N; Y; v - </li>
0 E# ~( q" f/ _8 ~& x - </ul>0 D6 z4 V/ F3 T
- </li>
& s, W" @7 }% w8 ?( B/ \ - </ul>
. Z, \( P: j7 F& j# G - </div>
复制代码对应的CSS代码如下: - .nav-container {: D% }0 H5 I: L$ ?: B, j
- background-color: #fff; p# I1 z3 E0 E
- border-radius: 4px;
) q; o: D" o7 ^3 f, x" x - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);+ s3 K: e5 u, O* g
- padding: 1em;8 n2 M/ t/ i7 N% R1 x. n& m8 _
- border: 1px solid #eee;
$ _6 j8 ]2 J9 ~! a6 o( { - display: block;6 {$ h, b3 q$ T, {" i4 _6 q
- max-width: 400px;
/ `9 l9 w6 _0 j4 Z3 r7 \$ [2 |, U - margin: 0 auto;
! e+ u) g7 D: R% U; U- E& Q - text-align: center;
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- ul,' ?( u" C1 L% @: A$ O- [5 b
- li {
0 B o5 J8 Z4 Q" N - list-style: none;0 i' {: L- _8 ^& ]6 ^
- -webkit-padding-start: 0;
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- a {6 N4 @/ y0 w% S
- text-decoration: none;
* z& X" @. k/ X - color: #ED3E44;
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& O0 A5 \ r. ?0 C - .nav-item {0 W' W# J8 R; G
- padding: 1em;& ?" I# |+ K0 P8 j6 ~) u
- display: inline;
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- .nav-item-dropdown {
5 K$ q. y: z+ n9 a u# M - position: relative;
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8 ?1 Y4 |' j' q - .nav-item-dropdown:hover > .dropdown-menu {
1 V; p# `2 o, t - display: block;
2 j5 J4 L: v& f- T$ o9 Q. K - opacity: 1;
$ Q4 p' X4 \0 T3 q# q - }
. t# u- @" N1 v1 v8 s% u - .dropdown-trigger {: o7 i y0 }1 Z/ ?+ ~/ {+ v
- position: relative;
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' O% Z1 J: J, f& L - .dropdown-trigger:focus + .dropdown-menu {; ~8 q; Y+ S7 T7 X( R
- display: block;+ r# r! U3 _$ X1 E9 ?2 ]
- opacity: 1;
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- .dropdown-trigger::after {
# y- V: Q: Y$ y3 T# n7 Y - content: "›";
6 _+ |( W7 O- l5 ?) f- r$ N - position: absolute;
4 r) J6 w- }0 V0 h$ [( P - color: #ED3E44;
" w( o D6 o) t" }3 p- m - font-size: 24px;1 u6 h, A: H# O& m
- font-weight: bold;
3 t v# f# a& t3 P; G - -webkit-transform: rotate(90deg);
2 p; f* } U+ V* ~ - transform: rotate(90deg);
- @$ c/ {, F& R6 d" o# _: M7 z - top: -5px;
! R. Q; ^0 q! r4 F- M& b d - right: -15px;% N5 G' Y) R' z5 P" h9 Z6 S
- }
3 b4 s0 S, `. n$ r1 o6 W - .dropdown-menu {/ X+ }) R. s) B% Q# F
- background-color: #ED3E44;
. e! |1 ]' N. F* Y W - display: inline-block;8 K$ V, x* n2 x3 V1 t
- text-align: right;
8 w T8 J, P, c+ D3 a - position: absolute;& w8 e% m! M) u2 _( [/ A
- top: 2.5rem;
5 n8 f, B- a. G6 W( O% f - right: -10px;
' V/ H8 B* P% P - display: none;" R3 c- ]2 W" g2 P9 ~
- opacity: 0;
6 q w( V! r/ @ - -webkit-transition: opacity 0.5s ease;# V- ^/ t5 X. M# ]- T2 I
- transition: opacity 0.5s ease;
' l0 j) I- {: B - width: 160px;
2 R; N# J/ S( O1 T: o+ {: b& ? - }
3 X) e9 A1 q# z - .dropdown-menu a {& {% Y7 v1 M2 w, f' V
- color: #fff;5 ?4 Q- B/ z4 p, a2 E
- }
9 e* V# E9 x; G - .dropdown-menu-item {9 A2 e) Z6 }1 W6 n% F' i: l
- cursor: pointer;
4 u0 @$ B) i, [6 o) ? - padding: 1em;: T' Z p& X8 T. ]( `5 w
- text-align: center;
3 U; b! @# y& @ - }
: c0 D! k. \! b% X6 J# } - .dropdown-menu-item:hover {) Z& ~4 D1 A; K1 V# b6 f$ P
- background-color: #eb272d;& f7 f& @2 W! @3 N ~" T7 N; j" s
- }
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) l) p) O2 R" J0 T& x D G+ r/ v% t* r可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">/ z& @# Q6 b( Y$ o- m
- <!-- Checkbox toggle -->
$ f, `3 F8 d T4 y0 y - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">" t1 F" O* o$ ]( [; p
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
: L6 O. j9 \' S5 I4 s9 P - <!-- Content to toggle from www.mfbuluo.com-->8 r1 C- j( G4 r. Q7 S) P+ N2 \/ Q
- <div role="toggle" class="toggle-content">
1 O. j6 S( J, {; O$ N - BA-NA-NA-NA!- s% {2 l' s5 k" d9 ]& {) f
- </div>
+ R% m, h' f: w7 D: O6 N - </div>
复制代码CSS代码内容如下: - .toggle {
6 x2 ]( S1 P+ n6 ^3 F! ] - margin: 0 auto;
6 p5 C( a0 Y R* p' @% x - max-width: 400px;& ?' m8 q$ R* g' P( m
- }
# {. X2 h) {6 @4 a' H4 x- j - .toggle-label {
* I$ E( F' A& V: M9 Z - font-size: 16px;
% G7 u6 t6 w% I( \7 Y - background: #fff;, J) P0 l4 j9 _4 V/ z
- padding: 1em;4 z( W; B2 G3 |& w" Q
- cursor: pointer;0 S9 n R; O7 W6 g& V+ g! n
- display: block;
3 U. {. f% H# U6 V+ W. ~ - margin: 0 auto 1em;
5 H* v6 v0 k y6 s - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
- B2 j" Y8 } v1 q8 N6 S. m - border-radius: 4px;
" c1 R* b, u2 x0 z8 X - }
1 O& B- g+ t6 X& a- W) t3 [ - .toggle-label:after {. e8 L; P$ d& u+ D/ }6 w G8 F! i
- color: #ED3E44;5 f h9 L& t7 d1 k# o7 e/ @
- content: "+";1 N7 I2 }% Z! A/ h6 {# x$ v
- float: right;! J/ b q% | |/ Q& B& V' P
- font-weight: bold;
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- .toggle-content {
/ E# {! r- f4 }( e. o* G - color: #B0B3C2;5 q l' V5 ?5 x
- font-family: monospace;
~! i$ ~" \, f - font-size: 16px;
- R) {1 @: ~4 p, k, b8 G; |/ o0 S - margin-bottom: 1.5em;+ v- t4 S, t. [
- padding: 1em; q$ [4 r* |3 g& W2 A0 ~
- }. u, X9 {6 d" R8 |( @0 w1 l
- .toggle-input {
$ S6 @5 W- w# R - display: none;
# |) n) r2 I, G+ a) Z - }
9 n4 }. ?$ L+ K; E @% s$ k& Q" M - .toggle-input:not(checked) ~ .toggle-content {
! M+ L+ x9 f Y) q' b0 B: f* h - display: none;
# ^- |# m, M$ q2 [0 R0 ? - }
6 s$ V7 w2 g/ A h$ |) y* ~ - .toggle-input:checked ~ .toggle-content {* w+ L( ~2 Y# g( n
- display: block;1 }7 g) ?( ^0 A9 i& L+ f' [
- }% f1 o% z4 O, L6 Y. u8 ~
- .toggle-input:checked ~ .toggle-label:after {
7 l0 @2 \) b w- G3 w, _ - content: "-";. p! C7 ?0 H/ d8 ^8 b
- }
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