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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!">
" Q( T" f O; [6 x& `, X) @" O/ f1 w - Label for your tooltip
. i/ w/ r4 h$ D' Y+ w+ r - </span>
复制代码CSS代码: - .tooltip-toggle {
2 { i, t z1 }* {; P& P - cursor: pointer;
7 M3 y& X$ [- U; a! e: U3 F% A) E* z - position: relative;
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- .tooltip-toggle svg {
$ {# E i9 J8 I - height: 18px;) v8 q& |" E0 H+ I* A5 f T6 V
- width: 18px;
& X. k% Y/ I/ u4 ^% S& P - padding-right: 0.5rem;
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- .tooltip-toggle::before {' J1 Z# L+ {8 o& s6 U
- position: absolute;
$ Z0 j7 z6 v8 u, _ ^$ N - top: -80px;9 S4 R( j4 o2 r! h* P [, W
- left: -80px;
7 z+ t/ x5 L& m/ q2 H; w. x - background-color: #2B222A;
8 M5 {& \5 \7 H1 J1 L0 a8 R. X - border-radius: 5px;; E' n+ A ?- U( x# H
- color: #fff;
' \- Z0 v% B6 a0 M/ o - content: attr(data-tooltip);' }% q# ?) J( z- s7 R
- padding: 1rem;" P& W b( c# S1 r1 D3 d
- text-transform: none;, o& U* x% I2 E; l/ X; I- d
- -webkit-transition: all 0.5s ease;
# E/ N0 |& t. ]+ [/ e! `9 P - transition: all 0.5s ease;8 J! d% D/ M- B- v! Y
- width: 160px;
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, s0 \: I- F" a8 g6 S! n1 k: ^ - .tooltip-toggle::after {3 n' r; r7 T; _# p, _, N- T# w3 d8 V, L
- position: absolute;
# i+ o( c& u4 V. y& {# U7 x - top: -12px;& @: Z, x1 W( R N) l3 Y* Z
- left: 9px;
5 m4 T% D) ]5 W8 B; x8 d. `7 ]& |" {+ A - border-left: 5px solid transparent;0 N" h" F" p1 \ i( n! n
- border-right: 5px solid transparent;3 B! ]6 \: W% B
- border-top: 5px solid #2B222A;, R) g! a$ s( C0 q
- content: " ";
1 _; h* p- N/ z, O4 J - font-size: 0;
) J; F- q7 J1 F4 N* D: V2 z - line-height: 0;
3 U# |( g4 h1 n7 J9 S# d - margin-left: -5px;1 F, _# i2 W; T4 p& P5 O" H1 x
- width: 0;
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5 @' M# C& b) q6 F - .tooltip-toggle::before, .tooltip-toggle::after {
0 ^6 e! X1 F; c' M4 q2 ~ - color: #efefef;
# e% M6 G( ?: |$ i) t1 a/ t - font-family: monospace;
0 w+ T3 N: u' l' S# P$ ^% y6 q/ K$ b - font-size: 16px;4 `% m$ P# c! D4 a, L0 I2 X
- opacity: 0;" m( z$ W. v* d( \8 N: U) {
- pointer-events: none;
# |% _( Z$ v: Z( U" e4 \ - text-align: center;% p+ P0 k+ I3 G0 A( j
- }
$ A0 [7 S* o& t5 f - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {4 T9 a& s9 H+ D8 l; W" S) }, J6 T
- opacity: 1;
) A! ~$ x) {6 X6 `/ f( H- B2 i - -webkit-transition: all 0.75s ease;' y7 Z$ u3 |2 E" N2 B$ e q
- transition: all 0.75s ease;% B+ x5 r5 n. [$ p5 o. g
- }
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">+ P! `$ A# N: a
- <ul class="nav-items">
. o! t. ^5 ~3 v1 Y' ^: f8 s - <!-- Navigation -->
$ T% m1 }7 Y6 ~; @: G0 a - <li class="nav-item"><a href="#">Home</a></li>) j1 ]" `* I& Y* C3 ~4 s K6 T7 C3 e6 S% G
- <li class="nav-item"><a href="#">About</a></li>; I0 Y+ w& j/ j! a7 P! p, W& R
- <li class="nav-item"><a href="#">Contact</a></li>$ x! D" V# {7 R: X
- <!-- Dropdown menu -->* e( J! p0 I8 y" P/ u3 ^
- <li class="nav-item nav-item-dropdown">4 @+ `' M! g/ c& @/ h3 G& d
- <a class="dropdown-trigger" href="#">Settings</a>8 j& t/ T) P r
- <ul class="dropdown-menu">3 |# n6 V8 a1 x0 \7 c
- <li class="dropdown-menu-item">
, Y! N3 R# M9 i5 s. x$ ^2 h - <a href="#">Dropdown Item 1</a>
! z, V( E8 p/ ^ _7 C+ S% B - </li>( \, \- a, N. x1 ]; L9 A
- <li class="dropdown-menu-item">+ R; Z9 Z: T" o% R/ v1 m, x$ A0 @6 q
- <a href="#">Dropdown Item 2</a>9 K5 i m& d) C% c" _. D/ M1 @
- </li>; b0 H+ m! h( c
- <li class="dropdown-menu-item">/ @: R9 _* K6 i. g5 @
- <a href="#">Dropdown Item 3</a>$ W$ m( \5 n+ R, E: G. l
- </li>
% a( w! [( }+ E! l - </ul>
; Z. F7 u* U6 ?. d- s - </li>, n$ R2 l! l K. Y9 ?
- </ul>* E8 E6 F' J' ?! Z# c9 k, L
- </div>
复制代码对应的CSS代码如下: - .nav-container {
i6 `4 ?6 G! O5 a7 k - background-color: #fff;
2 d9 U H: T8 e( F+ W; M$ m - border-radius: 4px;1 _2 `* s" e8 B4 q' Q; [5 K
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);1 F" n5 C, i( t0 l% }
- padding: 1em;
/ R# \5 t5 Y2 _& j4 m - border: 1px solid #eee;. G2 j0 J4 o8 _
- display: block;
, t8 E$ d6 B* K - max-width: 400px;
: h) T, Y$ d$ b! h+ O) A! k - margin: 0 auto;
O( n9 D x# T6 S- z$ _ - text-align: center;
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- li {
* I* Y7 n1 S" x, s - list-style: none;
2 o8 h! g+ E* U9 a - -webkit-padding-start: 0;4 m, j' B3 o: i- j
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- a {
0 A5 e+ T- f' ]% f6 h - text-decoration: none;: `% l2 m, z2 O' ] I ?7 M5 L L
- color: #ED3E44;
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4 W! F; A/ T X) [ - .nav-item {
* N+ y( z9 ^0 S/ B' P, B4 K: j8 [: W - padding: 1em;
- N) w6 r N& W1 q$ C; R - display: inline;* U7 {, l- K L/ f2 C" b1 P8 `$ b
- }+ K! X! I. C A. ~% i7 ^- s
- .nav-item-dropdown {% I# x8 s/ q. c. L
- position: relative;) w2 M, E) }; W! M1 j7 v' C
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- .nav-item-dropdown:hover > .dropdown-menu {
; h: y8 i1 h p+ k - display: block;; ~ k9 E. I; b* t; Q, w
- opacity: 1;
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- .dropdown-trigger {! | o5 `! F9 ]- Z, Y
- position: relative;2 \: A2 \6 I. X, U
- }) c3 e0 f4 N5 B5 l9 y! M1 i
- .dropdown-trigger:focus + .dropdown-menu {* R' y ^7 A+ L! F* U
- display: block;' h! M f4 D" |
- opacity: 1;
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- .dropdown-trigger::after {# h. p9 `% d- g Y9 W2 ^% Z
- content: "›";- u& i! ]! Y z) K
- position: absolute;$ u4 ]7 ]. m: `) P- u* @
- color: #ED3E44; ]& Z! z: y* A' E: K0 ]
- font-size: 24px;
# X( e2 e4 q! I - font-weight: bold;5 v. u$ T8 T5 y: Y. a
- -webkit-transform: rotate(90deg);5 p# {& U- y" k: K6 d5 K3 D9 I4 B
- transform: rotate(90deg);! ]- u: @: L; m, p
- top: -5px;
* f) R' _2 J: t' p& u0 @ - right: -15px;
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- .dropdown-menu {. C, k' l1 D# Z+ \8 V
- background-color: #ED3E44;' o" W& _! q/ M: o
- display: inline-block;
8 [; z1 w* D2 R1 i - text-align: right;
& @: P0 z! ?5 o/ W - position: absolute;3 h7 `- S4 I4 x
- top: 2.5rem;
/ ?0 U8 g1 d$ O+ O - right: -10px;, D4 `# a8 z$ @
- display: none;
! n1 K" J9 ?/ e! h - opacity: 0;
3 O @1 o8 C1 o" M* m7 g, V - -webkit-transition: opacity 0.5s ease;; ]) w5 d2 {( p6 ~
- transition: opacity 0.5s ease;
6 ^* t) @. N4 w' ^7 Q: ^9 U. `& i - width: 160px;
: Y1 H3 w6 C8 m6 ? - }
' }0 s5 ?$ m- I' L C4 e - .dropdown-menu a {
7 f2 M3 f F2 q - color: #fff;1 b+ f1 |! \ k8 f$ D
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- .dropdown-menu-item {: ?* I. S, l! e$ J9 H# o
- cursor: pointer;; Y. \' a+ J3 ` r7 Q& A0 N2 E, }
- padding: 1em;
t: w+ N2 Y9 ?" A, r4 p - text-align: center;( W5 y# X2 y/ ~! m" ~0 I
- }: J* u; ~1 s4 K/ L
- .dropdown-menu-item:hover {
2 |- j# t8 K! W+ H" g8 {- ^+ R - background-color: #eb272d;) g% A# _( g: {$ Z
- }
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! v! K6 Z5 K6 {可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">7 b; b1 E4 V* d" l
- <!-- Checkbox toggle -->- K% Y9 q3 y3 @
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">( D9 L5 g; M7 @) b) g/ \' Q' Z
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>/ `' b) C, u& g5 f$ S1 s
- <!-- Content to toggle from www.mfbuluo.com-->
2 q( l; i+ J# S - <div role="toggle" class="toggle-content">' S) [4 `& G/ ^
- BA-NA-NA-NA!* g5 v. ]8 P( O" ?, x/ w* B' ^
- </div>
: I. p0 {6 g) s Y" g$ O - </div>
复制代码CSS代码内容如下: - .toggle {
* D( J3 {5 }) d F \ - margin: 0 auto;
2 B$ Q. K, Z% c& | - max-width: 400px;
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- .toggle-label {
# q) M2 C- S1 z2 _ - font-size: 16px;
( q$ D& ~3 K: G! Z" e - background: #fff;" A! O8 W: Y: _
- padding: 1em;
+ N$ @ T/ e/ B3 g! ^8 g - cursor: pointer;5 `7 K. _! \7 i3 I6 ]( J' E. o
- display: block;
5 D9 |7 q) q" j. Y6 v5 C8 l - margin: 0 auto 1em;& A# f$ [+ U9 e% J& m* l) h
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);4 h' {, U. w- S# z1 @: G3 `+ z# g1 y2 x
- border-radius: 4px;, F" o! d) b$ c
- }
+ ]6 ]2 y- c/ ~* }1 Q" t% ? - .toggle-label:after {8 q" z) v6 p% y6 A7 u
- color: #ED3E44; L; `# `8 Q& S2 F* R+ P0 T( B
- content: "+";
! ]" z R2 S8 {( m - float: right;
" y1 H# |* q. Q+ {, h; [ - font-weight: bold;
: _7 T. O. i! g - }# J2 f: f; j% F2 X
- .toggle-content {
) l! \+ Q! j2 Z5 c - color: #B0B3C2;
5 t2 E: L9 j+ P k8 ?; { - font-family: monospace;
. {/ _/ N5 K2 ^ - font-size: 16px;; x8 i1 o8 r& P: \
- margin-bottom: 1.5em;3 [' @( r7 [4 x* }. j$ J; p' p/ y% I
- padding: 1em;
: T% n% X2 H0 z# Q/ F/ v0 b! X - }
* d1 Z3 }: j1 ~0 p - .toggle-input {1 j7 t9 T0 x/ q
- display: none;0 ` O) R# [( R" x3 Y* B) i
- }2 p: T2 x1 j& Q3 X
- .toggle-input:not(checked) ~ .toggle-content {1 `/ t6 d+ B0 \. I
- display: none;
# q! ]. {, N5 z6 R; P9 C0 p - }% T" d! @* A) }; T6 ~, h1 g( g% C5 J
- .toggle-input:checked ~ .toggle-content {$ s/ l r3 x4 D7 [4 l4 u
- display: block;
: B" z; V7 R: B. M) g! D, a( P! X - }
5 R( M& d! N. `: U - .toggle-input:checked ~ .toggle-label:after {8 r; H$ t% @. @. P" u8 E
- content: "-";. T) `. [ o/ Z1 S
- }
复制代码
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