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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!">
4 w4 j/ t. I+ g; X9 U6 t - Label for your tooltip# S/ v8 N( t( Q/ c3 X7 N& T% D
- </span>
复制代码CSS代码: - .tooltip-toggle {+ X B, l9 ]! L( R
- cursor: pointer;
* [6 f& F& ]* E! o8 [3 I# w6 t3 x b - position: relative;9 g, J) c. e f+ z
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- .tooltip-toggle svg {& m- `7 p5 T2 z5 g( i! s0 [9 a
- height: 18px;
- W. A6 U1 a# O/ j- t9 t - width: 18px;
) |( l4 I) } G- m' Z" Y/ e6 ^1 e$ R - padding-right: 0.5rem;) h) H9 h) p( s3 ^ z
- }
1 D' A; u/ m: R1 d - .tooltip-toggle::before {
$ M# v* j) J5 U; C e+ e - position: absolute;
, m8 {) o. w1 f' B - top: -80px;
; ~$ X5 S" x, k5 H0 e* P3 R - left: -80px;+ [6 U4 V& O( n
- background-color: #2B222A;2 [3 d! q& ~4 f8 U7 X
- border-radius: 5px;
* o4 b; G! a) N+ t - color: #fff;
M5 a9 r0 V4 P" o2 t - content: attr(data-tooltip);: [7 o$ d( n" t- y
- padding: 1rem;/ C/ f' j) l7 e- T0 @2 C2 d
- text-transform: none;
4 n, R0 {' R" e* `! f2 ? - -webkit-transition: all 0.5s ease;
) s0 @4 @. n7 u! h3 |7 Z" g# L# \/ C - transition: all 0.5s ease;
' j. k/ }8 T5 f0 D4 G$ u3 M - width: 160px;0 x! Z- |! ` L0 w/ S+ |0 H. }
- }
/ Y. D* i( {' ~; J# g - .tooltip-toggle::after {
\! N) w+ D5 d5 e - position: absolute;. u# w' J) o! }: ~2 P
- top: -12px;$ @- G) M5 p! ~9 s1 s+ t
- left: 9px;
# d0 H& K' p& S! J l/ F - border-left: 5px solid transparent;( v; G2 n& k$ ?# K% b) C' L
- border-right: 5px solid transparent;
/ B& U$ B1 C& Q, @ - border-top: 5px solid #2B222A;
8 i+ F* q G, A G/ y - content: " ";- d8 }+ S3 q# k8 y
- font-size: 0;
) W1 f' N$ x; u0 w - line-height: 0;
5 { V8 w% y3 S: f" S+ r# H1 T, k - margin-left: -5px;- |: w; h% d7 W# T6 B4 h! T
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {: _, ^+ V3 {* `) A
- color: #efefef;+ _( I- c$ i0 H: L
- font-family: monospace;
! a9 q: \/ {* j. p( A$ Q2 L2 `: n( } - font-size: 16px;, |9 p; b5 _9 N+ P3 z7 m
- opacity: 0;
/ q- R, \0 w, Z' @+ a - pointer-events: none;. i Y( @: ~5 O( p$ G
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {1 J. L. S3 v* l2 C
- opacity: 1;2 ?! @; f" u* V3 K
- -webkit-transition: all 0.75s ease;, B# k# u" W# ~5 S! Q d1 ]
- 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">' ^8 r3 e0 ^# w5 |; I+ Q
- <ul class="nav-items">7 |3 s& g z6 q1 L( v9 h; C
- <!-- Navigation -->
' q6 u I8 A0 V - <li class="nav-item"><a href="#">Home</a></li>; x/ T$ |! }" W8 J3 ]
- <li class="nav-item"><a href="#">About</a></li>
+ @# B7 f E7 T( [3 W4 _" ]# [: D7 { - <li class="nav-item"><a href="#">Contact</a></li>
0 o Y2 ~# u+ Q0 H) @ - <!-- Dropdown menu -->
* Y+ l' m8 E% R8 B+ { - <li class="nav-item nav-item-dropdown">, n$ q5 b3 g7 |; n: M* u
- <a class="dropdown-trigger" href="#">Settings</a>
3 t( j& L2 o( U+ X - <ul class="dropdown-menu">6 j$ E; ~7 S: p( u! H# j; ~9 H
- <li class="dropdown-menu-item">& H. j: u) P3 Z2 p+ ~
- <a href="#">Dropdown Item 1</a>
0 R- s; ?. u: r6 d- h - </li>
, C2 P4 c+ P# i, X( H9 J# ^5 q - <li class="dropdown-menu-item">
. v9 `$ o6 L8 ? U2 {+ X$ e! r; E - <a href="#">Dropdown Item 2</a>4 t! i4 D. U' B4 y' \! {# _
- </li>
4 I- y, ~% p F. B- Z- \ - <li class="dropdown-menu-item">
( y! \9 u* _% A ~8 ^3 ^- x - <a href="#">Dropdown Item 3</a>
; s5 m. Q$ h" X* { - </li>
( q) }8 a* G# O- R+ \ - </ul>
! R) f# o, h5 O9 c: m8 R - </li>
' d9 F" Q4 j4 p/ ? ~5 l - </ul>
: f% [' }5 K1 g6 m$ k - </div>
复制代码对应的CSS代码如下: - .nav-container {
2 n# z% T0 C2 V G - background-color: #fff;2 Z+ h* ?1 l: r3 z
- border-radius: 4px;
% f- `7 L! ^$ [( b! o7 G7 k O - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
7 F3 h3 q- z4 N/ u/ x) z) X7 G+ f - padding: 1em;
4 P& H3 l2 f; F) } - border: 1px solid #eee;' \7 r V/ S2 h9 h W0 z5 ]
- display: block;1 w, t% w f; a; w2 s# \9 k4 E
- max-width: 400px;
: _, k5 I5 M m) ~$ K6 u2 S; { - margin: 0 auto;3 S$ ?3 O; \6 a' q. W4 U( Z+ x
- text-align: center;
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- ul,% D3 {1 I; D9 _
- li {
4 L. F& N8 Q" A! }! Y) b3 l" h - list-style: none;% q' p" y* u+ ?8 u, J
- -webkit-padding-start: 0;
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" {- e0 H( Z3 H& z8 D; K2 A/ ` - a {
}. L! _6 ~* L4 {4 f - text-decoration: none;
, o. c7 l( s' b9 q1 r6 S1 M/ k: P - color: #ED3E44;( p1 |: S* t! q- Y7 F- L0 s% o" O- f _
- }3 I9 z! J# c% n8 o" T
- .nav-item {0 T6 v3 U6 _4 V% {, ?
- padding: 1em;
; D, f; P" a# M) O$ t - display: inline;2 j! W5 [$ j! u: {0 N+ g9 C( e
- }
' q& G- }; X* t$ ^ - .nav-item-dropdown {
$ G" O/ V J/ @% c - position: relative;4 V+ A# E3 ]6 N) W8 \& n
- }$ e [; g/ ?7 Y: W0 z
- .nav-item-dropdown:hover > .dropdown-menu {! I) x" e) y' z' @& v
- display: block;
+ X, s# Q. F! y. {: ^8 l p9 G1 W - opacity: 1;
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- .dropdown-trigger {4 H( w" w& W- x# a9 J
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
$ X& Z+ w5 n9 H3 [' u. G5 Z5 u) I2 j - display: block;
8 Z3 r3 j$ M6 F: v9 `" H8 c - opacity: 1;' Q$ s2 O! X# |: j1 V
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- .dropdown-trigger::after {
3 O* L. r9 f. ?% r7 K - content: "›";/ @: d" F) m) N. s
- position: absolute;
! }6 C" S. V% c: [ w - color: #ED3E44;, w! n W4 T9 N
- font-size: 24px;
" M: k( O' N$ P3 d" c2 C- a7 b - font-weight: bold;9 `, `4 o" \. z3 r8 S$ b
- -webkit-transform: rotate(90deg);
, @, x$ e( E+ z, @# x - transform: rotate(90deg);: ^; B' l. }1 W) ]* M
- top: -5px;
7 Q6 W) z4 a; A6 E( u - right: -15px;
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- .dropdown-menu {8 t0 b% d8 O. i. X
- background-color: #ED3E44;
9 w* B' p. b$ z - display: inline-block;' j$ |/ z; F9 v& |' a/ X1 l
- text-align: right;
! G! h" A0 N5 ?+ t/ B' T - position: absolute;
, ^: [/ d# E! g) S# b- j - top: 2.5rem;
; X8 `. N8 v+ l" j; j) ? - right: -10px;
5 i* ~% L4 N" |* ~; n: x4 C - display: none;
& J9 U" r$ I) j7 h) G - opacity: 0;
8 d( ~- ^5 n; A* A - -webkit-transition: opacity 0.5s ease;: P* u+ l0 m$ M9 j# [" l$ g! k
- transition: opacity 0.5s ease;
0 W; Q, o) m9 n4 v5 n g - width: 160px;
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- .dropdown-menu a {6 K+ \& M7 {- J B& o- [
- color: #fff;
* B! V3 m9 m, ^' C u- @ - }1 H7 ]4 E6 m* v& R, ]
- .dropdown-menu-item {
3 T0 g- C& m! ?1 m" _, m - cursor: pointer;
/ x1 J1 C1 X6 N% q5 h - padding: 1em;
2 q- W7 ]8 w6 j6 l/ _/ {: Y# K - text-align: center;
* ?; [( s/ w9 t+ |/ K0 i& Q - }
7 j4 M6 g# o7 q# f8 { - .dropdown-menu-item:hover {2 _- E$ ^5 [; u. Z& ~
- background-color: #eb272d;
* C- j, x' p& t& h; b2 V8 _$ s - }
复制代码
- m" q& L4 S# @3 g7 ?; z+ [可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">1 N- W: L$ F! X9 ~
- <!-- Checkbox toggle -->
: {# @7 i8 g1 g6 e - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">; j: |# o9 k1 J
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
4 B' ]$ h- ?1 w8 N4 R' A% d - <!-- Content to toggle from www.mfbuluo.com-->
2 o: X4 d3 h9 Z - <div role="toggle" class="toggle-content">* L6 a% O( M" M6 |2 t' J
- BA-NA-NA-NA!; L; F) I; u0 p* n
- </div>
* r* Z/ z% x; a - </div>
复制代码CSS代码内容如下: - .toggle {6 N; S' l4 @( l
- margin: 0 auto;
( Q& m5 W- ?" a. X4 x - max-width: 400px;
! k+ f: ^& r$ t) ~2 q9 D2 { - }
; T. y( ^9 y" J, V4 P0 i - .toggle-label {
) e- g9 o) k! Q& R5 a% m - font-size: 16px;2 z/ {& F. z- W/ ]% i
- background: #fff;- ?4 n$ @7 e' T; r
- padding: 1em;3 k, D/ `1 o* {4 w7 N2 o; Y8 x
- cursor: pointer;
$ C) J% s" n) ]6 x1 _0 t8 n3 G" x t - display: block;. F5 {9 n" V% ~5 n- Q" Q R
- margin: 0 auto 1em;$ H" }3 Q3 O$ n1 f9 v- F4 d
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
8 D9 M, q8 a3 ` - border-radius: 4px;* `7 d+ N. m6 z2 i- \
- }9 d z) ~6 q2 h& ?# u# ~3 w; H3 Q0 {
- .toggle-label:after {9 G8 }' ]' L I5 {
- color: #ED3E44;
8 X$ `. ]2 ^7 c9 e4 t - content: "+";. a" N4 i: m+ |1 c0 [" \
- float: right;
1 R3 j& o5 _$ z2 a% C/ ^ - font-weight: bold;, l. J/ }, V' s% X
- }
1 U! i! m+ }6 D0 ?6 R5 L( r3 Z+ P7 T+ x - .toggle-content {6 U$ |" [$ T/ a2 d, A
- color: #B0B3C2;
3 c3 s: u5 R; s0 O, S. m; ] - font-family: monospace;
2 {0 \; K8 D& c- Q0 t - font-size: 16px;- R$ g _6 j) |5 H0 A
- margin-bottom: 1.5em;
! U! Z- q! U: d0 r/ n+ D5 u - padding: 1em;3 {! A! W+ Z7 e4 e% h9 T
- }
/ C, j+ s0 J6 Y. l- n+ y - .toggle-input {* k' K3 D# C. ]. v* u
- display: none;& M8 G B' a s [9 f" c9 g
- }( i9 A6 f+ |5 D: ^& \# @
- .toggle-input:not(checked) ~ .toggle-content {
0 P' q" L/ w: Y/ |+ _' P - display: none;6 e0 ~9 ?' c; `6 h! f
- }
: h# N- _8 i" G - .toggle-input:checked ~ .toggle-content {
6 f' x# w3 O$ ^2 n8 | - display: block;2 @* N. a3 z% Y% `! b
- }* t# \' u1 I8 ]( y
- .toggle-input:checked ~ .toggle-label:after {6 v. h6 b7 l* E
- content: "-";. w; A1 Z5 C" r( y: ]4 v% @
- }
复制代码 & Z$ Q% G. r7 C, a8 p1 w& r
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