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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!"># c! f; I/ D+ E6 a+ q* e, |
- Label for your tooltip
0 G. a# d; l/ b) F - </span>
复制代码CSS代码: - .tooltip-toggle {
5 d2 v% X! \, c4 h+ q$ D - cursor: pointer;; [- \( \/ J: m" G5 p# |
- position: relative;
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- .tooltip-toggle svg {! w0 y( S, y, I! q* h8 p6 ?
- height: 18px;
7 e) Z. A; g: R& ^ - width: 18px;
' c) C9 G0 h6 v& X9 @% @ - padding-right: 0.5rem;8 }( K5 U: g4 } M# X
- }
* d; J2 e7 @+ e3 Q9 ~6 i. t4 ` - .tooltip-toggle::before {
& u& a& r( U! x2 I6 W9 E( }& u+ p/ ` - position: absolute;
, D+ s2 X, ~- S S; k3 }( G) ~ - top: -80px;
n C4 C( w! o! s |1 U - left: -80px;
" E, d8 p# G5 q# p - background-color: #2B222A;
" v& X$ R; @" {! a - border-radius: 5px;
% l! ^. Y, M8 T) u4 u& ` - color: #fff;
1 L* B: {+ R: F5 B5 K - content: attr(data-tooltip);
, k/ L2 T" [ V9 i- f# L" m9 R2 b - padding: 1rem;
& W- K1 m0 J' D - text-transform: none;$ G% d; q5 x4 B+ m7 {1 a( N; U
- -webkit-transition: all 0.5s ease;
2 j6 a! n7 L' K - transition: all 0.5s ease;
# d: g: N/ A7 P+ Z7 F. j - width: 160px;
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- .tooltip-toggle::after {
1 |- l( X( a" B- d/ N3 _8 u - position: absolute;- P9 ~ E8 _( L) W% K u$ L
- top: -12px;7 W9 W0 A q0 M P6 n: S, P- w1 {1 `
- left: 9px;7 q4 O. l: c9 i
- border-left: 5px solid transparent;5 Y; E. l* V; B8 C, j+ |0 l
- border-right: 5px solid transparent;! L' j7 O# [/ {
- border-top: 5px solid #2B222A;& O# t8 o8 ~/ ^
- content: " ";, V0 y5 D8 j# _# ]1 a4 b
- font-size: 0;/ E2 h3 ^* H0 E# g4 P$ P8 P! O$ \
- line-height: 0;
7 \/ ?& c: R: K7 [ - margin-left: -5px;
" M: S+ ]; \" H8 n5 @* x - width: 0;) a8 U: H$ y) Y" n! q# F" C
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- .tooltip-toggle::before, .tooltip-toggle::after {, L6 _# ?) [) v3 z3 w# L) a/ q
- color: #efefef;9 ^6 H# p% J9 ~* `0 _9 a u( r
- font-family: monospace;+ t$ \; ?/ K; O+ X2 c- b& T
- font-size: 16px;* V# r4 e" f% `( B
- opacity: 0;
& m. K2 e7 R: L3 p3 h: M6 y# d - pointer-events: none;
5 T. ^8 W+ |1 s) o - text-align: center;% K# _ u8 E. h) a8 o
- }
9 x- J4 ?% ?* k* K( A - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
4 a& H' _8 b4 ~0 f2 P, o - opacity: 1;- c1 p, j. V7 i( [" c$ y) W; F5 s0 d
- -webkit-transition: all 0.75s ease;
- X" W0 A7 M! T - transition: all 0.75s ease;, g' [! G( Q& z- ]
- }
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">( h7 z( Q7 N/ K
- <ul class="nav-items">
+ z Y I# }* b* _# Y4 R - <!-- Navigation -->
4 ~+ y% r4 u8 h2 V) R! Y - <li class="nav-item"><a href="#">Home</a></li>
8 w q; s1 W" @+ T( ^ - <li class="nav-item"><a href="#">About</a></li>; e+ q1 D% l$ F s* |! E
- <li class="nav-item"><a href="#">Contact</a></li>/ ~, R7 d: \" b- J
- <!-- Dropdown menu -->
7 z3 y8 o W, d# Z. U1 L - <li class="nav-item nav-item-dropdown">
8 e" N1 y) O3 u* L - <a class="dropdown-trigger" href="#">Settings</a>6 g k3 A8 |7 u
- <ul class="dropdown-menu">8 ? b0 b. N& }3 e( H( e* ?5 F
- <li class="dropdown-menu-item">) S" W# X3 O' {$ m
- <a href="#">Dropdown Item 1</a>
% ^0 L$ [! c# T - </li>- V M9 i: B; c5 l* i2 M* q
- <li class="dropdown-menu-item">
: U/ l& B; }8 c3 j6 }, ~8 x - <a href="#">Dropdown Item 2</a>
4 f9 y) ]5 P8 N* p2 `( s" N - </li>
4 u% c+ V7 T$ Z3 D# C! b - <li class="dropdown-menu-item"> {* p* j( W5 y6 r) ?
- <a href="#">Dropdown Item 3</a>
9 {/ L. f9 [7 O - </li>
) G0 A$ \- e& z3 l8 G - </ul>; `& u. j8 ]: Y: r+ O: S
- </li>
# I, j h7 K" p5 h/ J - </ul># F6 C6 A. V$ I3 A
- </div>
复制代码对应的CSS代码如下: - .nav-container {# m5 G4 O/ G: M* w8 u: e
- background-color: #fff;4 X7 r/ E* |6 V* @$ ?
- border-radius: 4px;
& I" L7 A% m8 g - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);- ]. t1 r7 b* X$ m9 h+ L
- padding: 1em;- H" M! n! f0 m3 e/ |" f
- border: 1px solid #eee;7 i0 ]: ?! ~3 @
- display: block;
# c: w' w) N0 M5 H+ q! @ - max-width: 400px;/ h) U( O; N, ^, g/ i$ R
- margin: 0 auto;
, r5 G. @5 T" n/ J - text-align: center;
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- ul,) \8 j5 u! e; ^7 b$ ^
- li {
- }- T% k% p8 h4 p - list-style: none;9 q5 `2 ?: m( C6 q$ d, Q& u! _
- -webkit-padding-start: 0;0 {3 H& K; Q; |$ c) C8 V2 A
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- a {
7 Y+ V5 ^. s' u - text-decoration: none;7 m% h7 s6 u: Q" C$ x1 D
- color: #ED3E44;
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6 X. B& C$ d) P! x6 v* @ - .nav-item {
2 H8 K2 J& d( i8 y - padding: 1em;
+ U1 @5 }( x0 q' s - display: inline;$ M2 }+ W$ M( h- B! N
- }
) M3 }. V/ y# Q2 r' `6 o+ U" J - .nav-item-dropdown {. s! x ~8 b r0 r* J
- position: relative;
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1 B9 w" T3 ~: w2 Q. N - .nav-item-dropdown:hover > .dropdown-menu {
" ~5 F. a' f6 b! K0 l( C - display: block;
5 \. ]" D( E) K - opacity: 1;
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- .dropdown-trigger {
* ^& }0 \; z/ J& b; t: r4 ]! m+ a) @ - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {# i4 @5 i% i$ @5 r$ X
- display: block;
& y9 r) H. _" h) W H5 M* C - opacity: 1;
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+ b4 ^( h" l8 M |- G - .dropdown-trigger::after {$ y+ W8 z. u6 R# W" ~
- content: "›";, E2 p0 u( U( u: O, b' x" ]2 @8 l
- position: absolute;
3 ]5 j Z! p, F" h) w; ~ - color: #ED3E44;
+ c8 r1 R: g; F% s; n7 G9 w! b) | - font-size: 24px;
7 r/ b6 B+ C& Y$ ^ - font-weight: bold;: n0 c) a1 ?$ l
- -webkit-transform: rotate(90deg);
/ X; s' V1 F9 h" v) L# A - transform: rotate(90deg);3 }) ~8 e& V0 B% [5 z
- top: -5px;, B# T7 j6 @) W& ~
- right: -15px;+ h+ h4 j& t4 g m9 K( F4 W' n w
- }) @; C4 ?( Y7 _
- .dropdown-menu {2 y# C: w- a2 i$ j* T
- background-color: #ED3E44;
5 E) P1 c3 T3 t8 s) X& D - display: inline-block; w, G* G c9 C* O7 N: N
- text-align: right;
% w: Q3 _0 M5 O5 U5 z* s - position: absolute;
9 l# H' Y5 ?" D! p v' g% \ - top: 2.5rem;: Y- w+ x1 j+ V& g- _( r( D. M
- right: -10px;& |& T0 `1 W3 e) z1 {5 k
- display: none;
; R& U6 N$ @7 @9 ? - opacity: 0;
8 M" o8 S, v& {+ ]: f9 N - -webkit-transition: opacity 0.5s ease;. c) v. I. d. ^. V
- transition: opacity 0.5s ease;! J. S, W7 S* C; F5 M6 n( m% E; ]8 ?
- width: 160px;
# [" r& ]/ ]4 q f# S+ f# q - }) k! m% o4 h2 C" S2 q/ a& x8 _
- .dropdown-menu a {: }. q5 g& t: b0 ^
- color: #fff;
/ \1 T( m+ w0 E+ s' s0 R* V5 ] - }" s& P+ V! _9 F) ^$ g1 G6 t/ L
- .dropdown-menu-item {
2 V. \7 \; |: B4 b2 A - cursor: pointer;
8 r. ?9 Z* N! o! Z! S - padding: 1em;
2 d3 c( x3 F' D' q1 s - text-align: center;. P/ M/ W% b# Q0 u! J% O- E5 W
- }- _9 Z$ l8 z; T# d/ S
- .dropdown-menu-item:hover {
' U% u4 Y0 S. [' w) b - background-color: #eb272d;9 `8 }' @' l8 k
- }
复制代码 9 C' f H+ O D* D
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
5 g+ `& X* l" D5 s) u( v- ~! D7 u - <!-- Checkbox toggle -->- p2 u* s) {$ n0 {8 Z8 U
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
6 {! A4 e6 [/ W' [8 N/ o - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>3 ^; r2 p9 f& u( e
- <!-- Content to toggle from www.mfbuluo.com-->3 X# {; B, [8 m0 q1 J; x" G
- <div role="toggle" class="toggle-content">- V( K2 X- e; H: I6 e) Z
- BA-NA-NA-NA! C5 b; I3 s% |& r
- </div>& C* A& ]" |# r2 B7 v* A! l7 X
- </div>
复制代码CSS代码内容如下: - .toggle {
2 R$ K! f2 I0 L' }; c1 {* ], m5 @. y - margin: 0 auto;2 k" {% X) R; ]7 H- N) c) o' u
- max-width: 400px;0 r9 d& \' h# f
- }
. O5 W* }6 g; J3 Y3 S; {! [7 |) Z - .toggle-label {/ A, {- E# o. j2 o" I
- font-size: 16px;
! X0 W" m6 P U( {. c. q - background: #fff;- U- N. V* q0 ~
- padding: 1em;' H. L) T, ^' y* _. e
- cursor: pointer;
" }/ A( Q4 t6 s- a/ M' a% B) R8 K - display: block;
1 y9 J, T* P+ U. T - margin: 0 auto 1em;# U: i+ a3 f }! ~9 d
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
! O% A5 I( P3 L4 S! [# }- S6 Y% l - border-radius: 4px;
3 t( |" F7 \5 ]5 p6 c - }
, \( V! S& Z+ K) P, h) Q% t+ M6 o0 { - .toggle-label:after {1 m% z6 }, p6 `
- color: #ED3E44;
& K6 @2 `+ i4 m4 `7 W2 @/ K - content: "+";( G1 S$ u7 |, P
- float: right;
$ r' E& `% n g5 j1 j0 B, W - font-weight: bold;
' j. L# u( O2 u- e - }: }& H# b* C# {0 l; }
- .toggle-content {/ U7 ^! N6 c8 i" O
- color: #B0B3C2;
- n1 d) [8 @% Z. k3 l; C - font-family: monospace;5 w: u4 e! e. C2 p% u9 |) I8 B5 D
- font-size: 16px;
* Y: g& z2 _ o - margin-bottom: 1.5em;. X: m) I$ S9 y+ X+ p5 y5 `# s0 `; ~7 s h
- padding: 1em;
* S* U, y. ^ ?; Y% z0 | - }; f9 `( f( o' X3 H% [+ s) }* j
- .toggle-input {+ _5 f, O* i3 a, @
- display: none;- Z. d* G# Z2 c3 Q: g
- }% {4 e9 @( B! K* R8 E, p. ~
- .toggle-input:not(checked) ~ .toggle-content {
9 ~) x T& E4 L' q1 z8 _ - display: none;) N7 k. I9 A ]3 j. w! g
- }0 Q) M" Q8 Q$ ]0 z S9 q
- .toggle-input:checked ~ .toggle-content {
4 x9 j! n9 q+ a - display: block;
1 D2 B D3 @! v( ` - }
; I/ |! m' ^6 w - .toggle-input:checked ~ .toggle-label:after {. h2 G6 R i0 Z6 `4 K3 [
- content: "-";' c% c+ B: ]% e) Q6 j5 t+ b1 ^
- }
复制代码
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