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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!">
, [; c2 ^% Z. X4 M; @/ a - Label for your tooltip
! V2 h: L* Y" q# ~9 t. y - </span>
复制代码CSS代码: - .tooltip-toggle {
0 p( E. C D4 d: w! f( f - cursor: pointer;9 x1 l F s1 M9 q/ i
- position: relative;9 k7 t' `& O3 I) N2 E% b. M" j
- }
' n, A& y/ Q; G% q6 W3 z - .tooltip-toggle svg {
/ s7 R; r' L, ~: N8 g& `: U - height: 18px;
/ ~ H. k, Q5 D* h' K; \/ r' D - width: 18px;
' @3 q+ H$ S% B+ y8 p5 D - padding-right: 0.5rem;
r. E4 H4 C7 }8 L0 @/ q7 i - }
* C( h k3 ]& h8 v3 z - .tooltip-toggle::before {
% @7 L" k- B7 L9 {4 u4 t0 \ - position: absolute;
* S) W0 N" w' w9 y" g+ n3 c - top: -80px;8 R" }) D" p0 b; y6 d6 n
- left: -80px;
- C! \- F$ W- B: X& m( w e - background-color: #2B222A;
2 z( w: N: L, w" x% A - border-radius: 5px;. ^0 K" ]. B: X! F1 S/ w2 p; @
- color: #fff;
9 C0 S2 e" N* O - content: attr(data-tooltip);
3 ~, W, r2 x, Q% @ - padding: 1rem;
! ]3 }3 g' s, I$ `6 L - text-transform: none;
6 }: ^+ T; d9 z: o' U1 H - -webkit-transition: all 0.5s ease;: J5 M( k0 e' z
- transition: all 0.5s ease;
* f( o$ ~1 h/ g- {. n2 N8 {$ Y - width: 160px;
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- .tooltip-toggle::after {0 c$ j- h, f9 C
- position: absolute;
- u7 L1 O. m' u0 I1 G( I - top: -12px;
' a- r1 h- y t: H+ C0 d% J7 {4 W - left: 9px;6 s. o% r* F7 W$ P4 M( }
- border-left: 5px solid transparent;
. i& G7 h1 }- m/ g3 G. o6 v - border-right: 5px solid transparent;8 ^( Y6 w, N% V9 u8 \1 [
- border-top: 5px solid #2B222A;2 w, C9 g; Q+ d" s8 e g: C+ J
- content: " ";) t' {. K, d) U3 A: `; H. A
- font-size: 0;
: h* |/ W) g8 I& S1 e b - line-height: 0;
" O' n! ~, u- f8 b2 e - margin-left: -5px;
4 f2 ~, I4 b0 J0 ] - width: 0;8 F0 f6 R, v3 j
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- .tooltip-toggle::before, .tooltip-toggle::after {; d% D; C1 Z$ m
- color: #efefef;
. y2 m& _+ t, Q3 ]% j( H% r - font-family: monospace;
6 M$ l |& A0 E2 r - font-size: 16px;& ^5 B( E( ?8 D. b6 Z% A2 @
- opacity: 0;/ n$ F& F# i! H
- pointer-events: none;" X- F* x9 c& _
- text-align: center;
' q5 X i2 ]: Z& t J6 \ - }
4 f1 `8 w1 Y5 ~# d" S$ G - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {, Z$ p5 a, [$ b
- opacity: 1;
4 a0 p3 M4 h$ h) L, g+ k$ S - -webkit-transition: all 0.75s ease;
; d Z9 b/ U, v' o6 a' }1 D- b N - transition: all 0.75s ease;; g4 Q$ T" d0 \
- }
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">4 T- g( F; \2 a7 G- t3 E5 Z+ H7 K
- <ul class="nav-items">
4 J) e9 I, U6 l8 T - <!-- Navigation -->
: R$ x# E/ @* K' _1 U% J5 T1 T: } - <li class="nav-item"><a href="#">Home</a></li>
2 g5 U. ~1 R% {9 ~7 L# Z - <li class="nav-item"><a href="#">About</a></li>0 z" |6 V6 G c) o
- <li class="nav-item"><a href="#">Contact</a></li>
" L1 a) F0 `- ?# ?: n& \6 K - <!-- Dropdown menu -->3 H+ i, A2 K2 k1 s+ F, w4 N7 s+ K
- <li class="nav-item nav-item-dropdown">: t. P5 C$ {/ z |- ]2 J u
- <a class="dropdown-trigger" href="#">Settings</a>
6 {2 r0 R) G; E! ~, h - <ul class="dropdown-menu">
2 L5 N3 j$ r: A) q4 N6 { - <li class="dropdown-menu-item">
0 A+ y# h( C5 ^0 L - <a href="#">Dropdown Item 1</a>5 z1 v8 A- b" o: |$ a
- </li>! F O" T$ B' [
- <li class="dropdown-menu-item">
, E7 J0 ^. t; a' P! @8 g, a - <a href="#">Dropdown Item 2</a>2 ~! @ ]' |6 Q' C: [' z" ~* h
- </li>+ m/ A, h0 P( _4 R
- <li class="dropdown-menu-item">
: v+ r& k; E0 s - <a href="#">Dropdown Item 3</a>
{3 g; L Q& a% P$ B/ t - </li>1 V; _( b' F, L
- </ul>" @# d& E1 N c5 u% I
- </li>" v7 W) U5 u) v6 G+ @6 i
- </ul> o+ c6 `# E8 j, J% j. {- U: n" e, g
- </div>
复制代码对应的CSS代码如下: - .nav-container {
* F7 k$ f; i# K+ } - background-color: #fff;
, {9 ?' w8 h6 X* ]* P: p( _ - border-radius: 4px;0 s/ l0 C; o5 a0 Y) H1 e. _" v; L
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
4 I2 c2 q1 n7 ] - padding: 1em;7 `) ^% [0 q( \/ W# B' @
- border: 1px solid #eee; Y/ s$ K" D/ V" S6 a
- display: block; }/ Q6 [! |; F5 ?1 W( @
- max-width: 400px;
5 @$ }% v o* j: h3 k - margin: 0 auto;
8 r6 R# {: J3 T1 s& d1 n - text-align: center;
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- ul,
5 q3 n# \; j! J) V9 p - li {
5 S4 B1 O v1 a0 O% v: a7 @0 W - list-style: none;
) ^, r/ l4 U0 U - -webkit-padding-start: 0;
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- text-decoration: none;
2 Y1 q5 g/ c* T! T' f: [ - color: #ED3E44;
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$ Q. o0 g+ Z# ?& f6 `" ~' @1 B% t - .nav-item { O2 W7 U' P" W# E( U
- padding: 1em;
, R0 D6 ~7 j H+ p% N# k - display: inline;: P2 v( I" } m+ V6 o* a
- }
- s/ x1 V8 V# j% y" p - .nav-item-dropdown {
* f# u5 L5 }5 ? - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
1 e% \% O6 }, u) W1 s1 B0 ` - display: block;9 C2 L S# p% P9 E
- opacity: 1;: w8 g& J* | b+ K$ Y7 U4 R
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- .dropdown-trigger {
! V5 C! `5 j( h9 F) d8 s0 Z - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {) C5 Q1 O9 j. f1 J
- display: block;8 Y2 b5 h) U: v8 b; [* X
- opacity: 1;6 H5 G% y0 A# a7 u
- }4 I) J6 P) n0 l4 j8 J$ i3 _, X
- .dropdown-trigger::after {9 ^! L- _3 Z T
- content: "›";
0 C' M% m1 { p5 k5 [ - position: absolute;
+ i) [+ N Q( j" m1 C( n9 l0 i - color: #ED3E44;
+ o( d R& ]8 M - font-size: 24px;9 t$ d! t6 W) R) k% ]' o8 D6 e: d
- font-weight: bold;
2 v; P& V$ H+ f - -webkit-transform: rotate(90deg);
; O; Z5 Y/ h0 Y k - transform: rotate(90deg);
4 F" }+ C/ H7 @ - top: -5px;! r. Y: J L, j m
- right: -15px;
: ?& e( O& f- F0 [3 W - }" x- j0 E& h% {6 p- j
- .dropdown-menu {7 [/ ]9 x$ ]0 x
- background-color: #ED3E44;
3 ]9 J& t( p: y! P - display: inline-block;9 x3 n7 h) O7 U) U! X6 M o
- text-align: right;5 O; L0 c* u) B2 C9 F6 }
- position: absolute;
" c; h, C. W! A" _0 Q - top: 2.5rem;
/ j0 U- \: a" A& \, t - right: -10px;5 c% Y8 m% c5 [( K+ ~: Q/ {
- display: none;( o9 F8 h6 c+ o
- opacity: 0;
* ~" k0 E2 u, j' ^4 D2 N - -webkit-transition: opacity 0.5s ease;
: D7 s0 ]7 P7 ~) W1 | - transition: opacity 0.5s ease;1 D- b* K( z4 p3 ]
- width: 160px;
& E/ f& J8 {7 P - }
_3 _! n" v) x - .dropdown-menu a {5 F3 h: ?3 g5 C" Q
- color: #fff;: q; D. Z( ^% F* X" V7 T
- }4 z% u! v4 z7 P, Z0 c
- .dropdown-menu-item {
- C1 M( S& Z5 y' r% L - cursor: pointer;
, V9 N7 |5 `9 o1 ` Q3 E7 \ - padding: 1em;
* @9 n! H8 q; l- E6 T, e - text-align: center;* ]6 O: Z# C. `9 w* `5 A) W
- }4 e. |2 D: Q. K1 s! P
- .dropdown-menu-item:hover {
: W7 F8 i ~' o$ `6 \2 Z1 C - background-color: #eb272d;$ j @; _' ^: n
- }
复制代码 ! C: w) U6 P0 h+ y
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">7 a2 }* ^2 _% ~. {
- <!-- Checkbox toggle --># L7 }9 B, r9 h( J5 Q" k
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
0 J g& _& ]# j& `0 l - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>8 j+ ]$ U# E9 g, a* t8 S j8 P
- <!-- Content to toggle from www.mfbuluo.com-->! `" o- S0 i3 E6 R$ i9 K1 B; V- N
- <div role="toggle" class="toggle-content">
+ m1 J$ ?6 r4 c+ q, R6 ]! f - BA-NA-NA-NA!
5 ?/ J* N: @$ h - </div>
2 o* s, K+ A8 J - </div>
复制代码CSS代码内容如下: - .toggle {: V; W; k) W7 I2 x
- margin: 0 auto;- q/ [# I4 `8 I1 p
- max-width: 400px;1 t8 {/ b4 m% T/ L2 p
- }* f9 G ^5 _2 ` L
- .toggle-label {
- S0 b4 O! i* j: ~. A7 d* R$ W - font-size: 16px;
% `/ E5 _$ e8 ?# P - background: #fff;
) b' ?' v" P: M8 Q, E - padding: 1em;" u# m/ M2 k; P) {/ O
- cursor: pointer;6 O9 Z( f8 c$ l" V- g3 A( X. w0 N
- display: block;1 _ k$ L: n* W) G# s
- margin: 0 auto 1em;2 R& S5 i! T4 H; l3 f, ?
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);* j" l/ k& y- _* }* R
- border-radius: 4px;
0 E( B( m z! S S* D- s - }
8 Z, {0 B$ F8 t# T - .toggle-label:after {
1 |; M) N5 U" x T d - color: #ED3E44;$ r/ m4 @1 w0 z7 Y( i
- content: "+";1 t. K& e2 u; Z$ O0 }$ t
- float: right;& a2 ] N" r6 @8 O
- font-weight: bold;
0 ?$ Z1 B; Z. D% e - }
% j3 r W2 C- @) k: d( I& d - .toggle-content {
" T& d8 P5 K+ I- |+ x7 T3 \& d: d6 Z - color: #B0B3C2;
/ c& _; w0 `7 E6 k - font-family: monospace;
, a: w; E6 E* O3 a9 ~& \ - font-size: 16px;
9 I* @1 J& X6 ?: t+ f4 Q2 U - margin-bottom: 1.5em;
: w0 f& m- r4 ]9 l9 a7 O5 q - padding: 1em;) J% e- x, |: E9 g9 w5 f
- }0 u- Z( G5 S# h# w( u
- .toggle-input {, I. \! V) s2 A/ [
- display: none;
& M0 T( ~& h Z& G1 { - }) ^: x# o* ^3 R! c6 e* [
- .toggle-input:not(checked) ~ .toggle-content {6 a$ o5 ?" X7 p1 b
- display: none;2 p) w6 B% \8 i8 `' l3 A
- }5 U h. T2 P9 H, ~
- .toggle-input:checked ~ .toggle-content {
% g; ^6 w; y$ k+ `% }! t5 D, Y - display: block;
8 S+ m9 w: |8 g" b' U4 p5 f9 y+ l+ C - }
5 ?% d& z0 R; S5 B0 O4 [, h# O- | - .toggle-input:checked ~ .toggle-label:after {
- r& K! ]# f& h! u! _ - content: "-";
& B( ], \8 h0 k0 C5 G4 v; N. X - }
复制代码
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