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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!">
; i4 c- W1 x- w$ J4 ^- m$ l" m' S - Label for your tooltip
" v1 R. q! ~% W4 z* Z* _ - </span>
复制代码CSS代码: - .tooltip-toggle {
0 |2 r2 R* I2 ^ - cursor: pointer;) f- V8 z7 m0 m
- position: relative;8 i: g8 ?: P/ a- Q5 b1 k
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- .tooltip-toggle svg {6 s% ^9 `0 x8 X3 G" w3 d: E
- height: 18px;
/ X. i+ H% j' z; l - width: 18px;4 u" B( A/ d9 u5 l
- padding-right: 0.5rem;
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- .tooltip-toggle::before {3 } j* V( V- c z
- position: absolute;
6 w/ T1 @% y/ {' y) L9 @" z4 a - top: -80px;
$ b u( j" B1 d5 ?% I - left: -80px;% }& T2 K0 I( \/ a
- background-color: #2B222A;
' Q! w$ o; H2 j; c" z - border-radius: 5px;9 |; n* h. ^6 n0 N
- color: #fff;1 L! T/ d/ l0 s' n7 v
- content: attr(data-tooltip);! I- ?. ~7 a$ V/ v& `: y, X
- padding: 1rem;( N- ]8 J, l. v g9 S
- text-transform: none;
& Y6 s4 ]1 f: D- C7 d - -webkit-transition: all 0.5s ease;
1 t5 m Q* g `) A1 ]6 H4 t! _ - transition: all 0.5s ease;
2 S/ s8 x% f' ^5 k - width: 160px; V- i4 n R) q1 S$ a! h1 q. e
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- .tooltip-toggle::after {
' p/ b; L/ R! `' y9 @% ~ v - position: absolute;+ `+ k( w9 @: x# G3 W
- top: -12px;
2 M) F# M1 |2 v" }: Q - left: 9px;
0 ~* {# A) ?, C [ - border-left: 5px solid transparent;
6 ^+ v6 C% a. z# x/ f - border-right: 5px solid transparent;
7 K+ O( g; E. {1 U, l! } ~8 N( E - border-top: 5px solid #2B222A;- m) [7 E' \# q7 I2 w8 j
- content: " ";( ~, ?, c. x3 z. U
- font-size: 0;
( u% C! O1 p5 Q+ i - line-height: 0;. m1 g" ^1 J* V* [6 f2 m" t, e
- margin-left: -5px;" u. c# X2 U9 s0 `
- width: 0;; ^& e# i, _+ L( k3 {6 G& J
- }
' S& j9 _6 m. e+ o. f( v& x! I' B - .tooltip-toggle::before, .tooltip-toggle::after {
4 B6 e5 |4 H" S" t, k1 O - color: #efefef;
8 h" U; h" K0 R& ]( P - font-family: monospace;
( C1 M4 f! n4 C5 H - font-size: 16px; J- x( l' g3 [0 G' L
- opacity: 0;
2 b7 h8 S+ C2 M8 G# @ - pointer-events: none;4 r2 @5 |$ q8 A5 H9 A c
- text-align: center;" W9 l1 n1 W8 y2 t. j( R( j
- }
) u0 B5 m6 m. S4 B4 }1 E - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {+ K+ ], L- {. Y* O
- opacity: 1;. V9 B! L) Y2 O9 J6 ^5 p
- -webkit-transition: all 0.75s ease;
0 L. D! L& V+ L! C - transition: all 0.75s ease;) A* S5 s4 [5 J1 o" H% n; T, g3 U
- }
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"> z" J7 U) O- T7 C
- <ul class="nav-items">
% j4 Y4 @3 F, i# ]& i* I* B - <!-- Navigation -->
/ Z" \1 b/ `" _- c4 l - <li class="nav-item"><a href="#">Home</a></li>
; }! ^% o1 j- u' b- j7 @: r- h - <li class="nav-item"><a href="#">About</a></li>" \! b/ L' w1 A$ X, j0 F' W
- <li class="nav-item"><a href="#">Contact</a></li>
3 h" g: A% W! e: |( w0 }/ `" ]& K - <!-- Dropdown menu -->6 v: z7 _/ p# F( e1 W0 ]
- <li class="nav-item nav-item-dropdown">6 v% W# [/ V7 B" k& }3 O8 w
- <a class="dropdown-trigger" href="#">Settings</a>* M8 d& |& K+ D. H" l# S; R! l6 K
- <ul class="dropdown-menu">4 ]8 r, I. l% ?1 i' E3 q, {
- <li class="dropdown-menu-item">
/ _3 s: a2 C( [" a4 s3 | - <a href="#">Dropdown Item 1</a>4 S& O: ~. C; Q
- </li>
) `# J0 ~9 [6 i4 F - <li class="dropdown-menu-item">
0 D) H7 S. q7 B2 j$ d! Q - <a href="#">Dropdown Item 2</a>
2 x2 a/ j* k5 E! s - </li>
! ^! j) ~- O0 Z; H- X( u - <li class="dropdown-menu-item">
$ l$ ^% }' y2 Q2 p# ~9 w - <a href="#">Dropdown Item 3</a>
( E/ U, }- c, X3 d3 h - </li>
0 ~ S# c- ]5 W4 j9 T4 J - </ul>
9 f/ l/ B2 k3 }' P1 \3 _% D - </li>
. ?7 j) C7 G' l3 j. f - </ul>4 i; \# ]9 l4 R f1 I4 Y1 P
- </div>
复制代码对应的CSS代码如下: - .nav-container {
; z+ }9 E" A, W8 W - background-color: #fff;
2 Y3 P. b6 w- u9 c9 g( i8 T5 ^ - border-radius: 4px;
7 r9 C" G8 [; G: m0 R4 @. H - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
3 D% L: |' g, F/ K - padding: 1em;% u/ G2 f# @; T+ f P( b$ ]0 `
- border: 1px solid #eee;
+ u! K9 j0 O0 I$ r1 r - display: block;5 l! O# O" W% u
- max-width: 400px;
& o& l, @" N. {! y" z* c1 N- i - margin: 0 auto;4 @" d& H: ^0 s6 O* n5 d
- text-align: center;) l! p8 b0 }2 S, B8 T/ F" O" ]
- }
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- li {
- f3 m: b+ z5 C2 A* O, { - list-style: none;
( V" r$ A2 B6 O! c$ K, H, P - -webkit-padding-start: 0;
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4 w" Z& B+ K: L: T9 z) q | - a {
4 x2 x! e/ M! F - text-decoration: none;: D% A7 f# Z/ B
- color: #ED3E44;3 ?0 K' c& y- }; q& y% S2 g5 x
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- .nav-item {3 k# d) k% F8 N9 E. H: o; @
- padding: 1em;
4 a* O- ~3 p( @+ W( B - display: inline;/ c, J8 T7 A$ G6 h7 X7 [! I2 h
- }! ^0 \$ m4 {7 N. i2 j6 K
- .nav-item-dropdown {/ M# i3 a3 q* O2 G9 ]( W
- position: relative;: Q* ~( s1 {0 r& Z& d' Q! t
- }
8 a- P$ T. v( m8 ~ - .nav-item-dropdown:hover > .dropdown-menu {
# v; ^4 S T% J$ a1 G2 [ - display: block;
8 n3 I& k: w! s. J; ` - opacity: 1;. s* D- s/ X; |; L
- }
: k8 X$ Z3 L E. {& |7 j/ w - .dropdown-trigger {
- ]7 I# m% Y; n% K: E' c( j - position: relative;9 n9 P: W3 B# V% Q b& v
- }
$ _- `( h. o* {! q" r2 e) p - .dropdown-trigger:focus + .dropdown-menu {
1 g% v1 `) v" \; @ - display: block;, j h P2 P6 Z, f; l9 v5 ~
- opacity: 1;
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- .dropdown-trigger::after {& {- g+ U5 A1 l' x* D4 l
- content: "›";
- j4 D7 I- a; H8 s0 @$ G - position: absolute;
- r& N2 v$ A: D; R - color: #ED3E44; s' P/ @5 O; b
- font-size: 24px;( [2 s4 F3 T3 S, E2 I3 |" S' `
- font-weight: bold;
! Y3 S9 k& Q% [8 M3 X5 h5 c - -webkit-transform: rotate(90deg);5 a; b* E6 ~" w5 Y+ f' ]( W: [7 R
- transform: rotate(90deg);
; e' a5 Z1 X) }7 q6 ^7 E' H+ W - top: -5px;
) `5 c; Y% ?& S% F - right: -15px;8 T0 z3 g+ E# `! V$ Z% k o9 R N' r
- }8 D! L& c+ K% a& x6 Q
- .dropdown-menu {! J7 E% l1 E- G% |; e& ?
- background-color: #ED3E44;
Y" o4 J% _0 j! f1 M - display: inline-block;% A, {$ U+ x. T8 b
- text-align: right;0 j$ m7 L! c8 P
- position: absolute;
8 m- v; w3 U d. [ I - top: 2.5rem;3 R C# c$ K+ [& M g
- right: -10px;
* ^2 y0 Z/ P. y; h1 U! T8 w - display: none;
; j6 K6 \0 }4 l1 T3 _- ]* B2 ^+ A - opacity: 0;
}, A( U2 g: J! }$ |: U; X% | - -webkit-transition: opacity 0.5s ease;5 P& J: m* E+ ~. ~8 u Y F
- transition: opacity 0.5s ease;
: c% j G; w) l6 h2 X& V' N - width: 160px;
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- .dropdown-menu a {
# B# S5 _0 [4 q+ q5 D2 [3 @ - color: #fff;/ @" r( w7 W# ]
- }
; c+ a: d/ P: h5 J! A - .dropdown-menu-item {
5 Z3 ~7 f! y$ X7 T8 X6 \ - cursor: pointer;
6 [' ^9 j1 Q0 S2 j - padding: 1em;& v% k a6 L5 \! T( Q
- text-align: center;
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- .dropdown-menu-item:hover {
! J4 o) m V* X$ x - background-color: #eb272d;
7 }: a0 O: o$ }. [ c- E - }
复制代码 % a: n+ y5 P0 a1 @
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
- c8 N3 O5 m' R7 k2 {1 C3 n - <!-- Checkbox toggle -->
$ S: E+ x0 F( ? - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">/ a. J; l/ E( |/ Y
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>3 F. l& r$ E! v1 ?' X. g" i
- <!-- Content to toggle from www.mfbuluo.com-->
& ~2 e) W5 ]8 v( ?6 ~4 v, s - <div role="toggle" class="toggle-content">+ o% t6 |( z2 }; s# E1 ?2 A7 o: }
- BA-NA-NA-NA!
+ t" V2 j" h" W8 ~7 I: j - </div>
C. C% f( d4 @- t - </div>
复制代码CSS代码内容如下: - .toggle {
% L, v" F% E3 w( d - margin: 0 auto;
p2 y* @9 |# T- f( h - max-width: 400px;1 Q2 r4 m! E/ K7 |% w
- }2 k8 {, N5 e1 S$ m; R# h
- .toggle-label {
4 e8 t% d# J, J - font-size: 16px;
. k; _$ F2 i, g3 f* g - background: #fff;
$ j+ K; D6 y4 h - padding: 1em;
$ g1 X; F2 U3 m2 ~- c; I l7 b - cursor: pointer;
3 G. j6 ^4 g8 H4 { ?( y' D0 n - display: block;9 Z0 ~. ^' s( K! W K9 c
- margin: 0 auto 1em;
5 H9 U' I* Y& r: M `0 r4 W - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
/ c2 Z7 b" H* |# } - border-radius: 4px;0 y* k2 y& L, J( @
- }# d/ Q5 W* G# G% q% T' g5 ?' [
- .toggle-label:after {% u0 M$ O* o8 p E. K! n% N
- color: #ED3E44;' I, A+ r, A. Y9 H
- content: "+";: l s; n9 H- J6 Y% M
- float: right;
4 v/ ?! z( Z* @9 ~0 A1 h - font-weight: bold;
( c/ ?, t0 q1 W3 |8 z$ g) l* K - }2 H* `" E& i% E$ W- j, ?
- .toggle-content {, I9 q( ?& Y" _7 X
- color: #B0B3C2;
+ ^3 w a/ Q" e - font-family: monospace;
1 l f! m+ k/ C, S5 p' ~# F - font-size: 16px;: D5 W: b" i8 T" {9 @" z
- margin-bottom: 1.5em;
/ K. e4 }* U: }. F5 x' l - padding: 1em;
1 c+ L, j' P) [# B# ~ m, O - }
8 m- w& G. _% r& O9 g - .toggle-input {2 t9 R5 C8 ^0 B; {5 U/ [
- display: none;
6 H' [' M2 `7 q - }" Y3 L2 Z5 m1 s" ]% n; v4 u$ x
- .toggle-input:not(checked) ~ .toggle-content {
. Z. f: W' I1 S W+ A* x - display: none;
3 F0 W5 q7 n. l+ N' V1 q4 O7 O - }
( `( `' E2 m N/ i( D( F% L - .toggle-input:checked ~ .toggle-content {
W4 f' s" L+ c" n2 _& q2 T - display: block;
& a9 f! U( }3 S - }
* a& o5 ^$ R# I! z. W - .toggle-input:checked ~ .toggle-label:after {# s$ D0 b- y% V+ F3 O$ h* x; ]
- content: "-";) t: o5 G5 v0 N# q2 w! Y8 U( p
- }
复制代码
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3 v) J3 Z+ x& v4 {
9 R, r6 r4 ^$ s# {
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