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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!">
7 z1 Y+ ]: A/ C9 j - Label for your tooltip
8 |4 @+ z8 F4 M9 J( h: j8 a - </span>
复制代码CSS代码: - .tooltip-toggle {
( t5 N! u9 ^- j. ], Z% I - cursor: pointer;! y1 t& Q* M3 a) f9 X" `
- position: relative;# Q7 T: l+ _+ ~, \1 ]8 t
- }
/ X; l; a. S' s6 w- O8 K& ]4 A" J - .tooltip-toggle svg {3 N, |) P" v" O7 B% U |
- height: 18px;
{# V$ A, {: [, ~+ _( g - width: 18px;5 e' c) q# D b5 `4 s B
- padding-right: 0.5rem;/ U. m/ A- R+ i
- }
, m; M' v0 m8 B4 J2 H2 j - .tooltip-toggle::before {. x7 |5 \* k8 J6 T# g* ]& j
- position: absolute;4 `& M* \9 n% b& t
- top: -80px;: a* A* K6 w8 |( W& K
- left: -80px;
1 L& U5 V$ b1 \/ h$ [ - background-color: #2B222A;. d& K: R, l7 s6 }1 [
- border-radius: 5px;, j2 Z9 P r3 p
- color: #fff;
$ K; U; L8 N* @: E5 o - content: attr(data-tooltip);
5 R0 I! X" S0 S - padding: 1rem;
4 {6 b# w' R. M3 `0 K3 G, P - text-transform: none;6 L( O- w6 o3 X: K( n
- -webkit-transition: all 0.5s ease;
, |/ G0 [& b2 k" A s4 y; d J - transition: all 0.5s ease;
( E8 A/ F) q" D+ n) K( l - width: 160px;
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- .tooltip-toggle::after {
8 y1 s' h# x7 f1 V% A. v - position: absolute;
/ ?8 G4 I0 v' N% H( u - top: -12px;3 F8 h/ m) b: u) y% K8 R( t- l- l
- left: 9px;
1 w% {0 Z9 a5 G - border-left: 5px solid transparent;/ Y, F' Y& b: q. G& ~ ?
- border-right: 5px solid transparent;
5 S. A2 k8 V" [$ _3 `+ v; f2 I+ ~% Z - border-top: 5px solid #2B222A;* x( E. y1 h: c! m
- content: " ";+ j5 n+ y& _+ M3 E* T
- font-size: 0;
! r# k m7 c/ o+ o" Y2 ] - line-height: 0;5 y; W* @; I* b# Z d& l
- margin-left: -5px;
, }' A ]/ U# u7 M - width: 0;
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& x* ~* l p" ` - .tooltip-toggle::before, .tooltip-toggle::after {
* c+ ]4 \* W: X( x - color: #efefef;9 l: ?! s: n- C
- font-family: monospace;# r. ?" X& P v' d) [# g" m2 C
- font-size: 16px;
# Q/ K2 \/ J8 M3 h. b& u* @* X - opacity: 0;
! p. a& o( I( G# b/ R) n) C - pointer-events: none;
' y) c6 Z' g" C7 Z% K - text-align: center;
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# |# _, u+ w$ f - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {4 h) u) Y3 u+ s. y, I
- opacity: 1;
7 j8 `8 _8 R6 o6 | - -webkit-transition: all 0.75s ease;9 o$ L" ?' g* ]: C8 [9 \0 b' Z- z
- transition: all 0.75s ease;# l: e% K7 n& A, |
- }
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">& Y; R1 A7 K* d" n, O: H
- <ul class="nav-items">
7 b) O: q) ` N2 m# A - <!-- Navigation -->) E4 X7 i1 [7 ? y
- <li class="nav-item"><a href="#">Home</a></li>6 M7 Z# V' j, U1 }
- <li class="nav-item"><a href="#">About</a></li> q# J+ F( H- W* O5 H. v1 S
- <li class="nav-item"><a href="#">Contact</a></li>
6 e4 F% b6 d0 o- k4 [ - <!-- Dropdown menu -->
- w( N* R, _8 b' l - <li class="nav-item nav-item-dropdown">2 J7 c$ e: \) v: ]3 l) W: X- Z
- <a class="dropdown-trigger" href="#">Settings</a>
4 i" \$ R1 ?" A* S* d0 a& o g - <ul class="dropdown-menu">: Q7 d& l* m9 d, ` r. }2 H) |. c
- <li class="dropdown-menu-item">/ ~. C; P+ _) y1 ]( L0 R
- <a href="#">Dropdown Item 1</a>" @- d7 b2 H# E1 y& F4 K
- </li>, Y+ O5 T) T, S( L1 x
- <li class="dropdown-menu-item">
5 H" h% l2 S( }9 P - <a href="#">Dropdown Item 2</a>
# i! I# q$ f" a: C- E4 v- l( ] - </li>
; j Y3 R1 f( @ - <li class="dropdown-menu-item">4 U5 D/ ] L9 I2 g. k9 @9 G
- <a href="#">Dropdown Item 3</a>+ r7 i% V1 |/ _* ]* r
- </li>* Q% }! x$ x( O; t7 g/ N
- </ul>
$ @1 f1 A9 W& q5 n1 U4 I: w - </li>6 ]( G( [ I, d! e( @" N7 d
- </ul>
& T) R$ y3 |% X. l: P0 J - </div>
复制代码对应的CSS代码如下: - .nav-container {& l$ z0 S# Q) G* p
- background-color: #fff;
' m0 S: v7 k: l: W - border-radius: 4px;
, Z; h S, L4 I; ~ - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
7 {. ^% p% U6 a6 X5 @& d - padding: 1em;7 n0 H# O! K4 ~+ g, `+ `
- border: 1px solid #eee;3 [. h; _8 ^' j T! |/ p
- display: block;
0 O6 W6 D( R) y5 @" T0 Z2 h - max-width: 400px;+ p6 M) @* O# r) ]! I' K) N5 m- w
- margin: 0 auto;3 B4 W7 m: g8 L0 ~- H3 K
- text-align: center;5 M5 u$ o D% R' N
- }
: `2 g( n: L+ u - ul,
0 f8 g! i; s6 \& t' b, R" v) E - li {
3 A7 `; h. e3 k7 ?& u1 c9 p4 P- ~ - list-style: none;
, H* }- E4 @/ d/ [8 o: p- b3 X2 g - -webkit-padding-start: 0;: _( M$ I% y5 I6 v+ E+ g8 n1 a
- }
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- text-decoration: none;
* x1 X/ N& T0 k: p# L4 d - color: #ED3E44;
0 n$ n0 R: E5 k q" ?1 m - }
9 o* c0 P/ B$ S - .nav-item {
3 L# T" W# z; c/ c6 z) ?: F7 M - padding: 1em;' {1 B1 ]/ g8 w6 I8 X! w
- display: inline;
P* x. N9 E! } - }
7 A2 b4 B* A* V8 b; c" g - .nav-item-dropdown {' \6 c9 i% n9 V; S
- position: relative;
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& Z7 n" e) _/ t# o9 L' W2 @ - .nav-item-dropdown:hover > .dropdown-menu {
! I) a* \( ?) Q5 x' q - display: block;
) }. p# X8 C$ k3 u4 y( {$ B! @ - opacity: 1;2 @5 E8 q/ l3 y. \0 b
- }
! L8 b9 }8 z% C8 z9 L8 l( T - .dropdown-trigger {- ?* ]8 a0 J3 N; }4 y# E; a
- position: relative;
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' {. c& u2 ]' |4 K o - .dropdown-trigger:focus + .dropdown-menu {( z, {1 \7 k$ B, n
- display: block;3 H+ ~: S1 Y8 j& W
- opacity: 1;
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- .dropdown-trigger::after {* E1 u- w3 X Z7 ?3 U C
- content: "›";8 ?- S- ~6 o M/ \. b9 W6 l
- position: absolute;) P8 ?8 f4 {/ V0 |8 V
- color: #ED3E44;9 n2 \) n( N5 ^* V
- font-size: 24px;0 u8 q2 W4 @& f# c8 j+ l+ P ]! M
- font-weight: bold;- n6 q9 J H8 i+ h4 M* f) {
- -webkit-transform: rotate(90deg);6 L% Z* R9 c" U
- transform: rotate(90deg);
: X5 M4 i+ f8 q, C - top: -5px;3 K; @" w2 o1 `- O- n. @( e) \
- right: -15px;
; a# e2 {6 _. K8 A# ? - }
8 t) \# I4 Z- Q3 J - .dropdown-menu {
# R6 _% ]) I9 t1 G7 U# h w/ k - background-color: #ED3E44;1 ?3 ^3 V; `- C Y' K. Y
- display: inline-block;( H) G$ z7 F" E
- text-align: right;0 g4 N2 \, x1 C, L9 _& {( J
- position: absolute;
* t0 w5 l" \0 L% T. t* U* a - top: 2.5rem;
V0 |( d- z& m, `) g* f' g6 U; t - right: -10px;
. M5 ^$ Y5 q$ r) q! m, z* r4 F - display: none;
* t/ y! W; x8 h, c9 q - opacity: 0;
4 f9 g% {" J! d& m7 J; Q - -webkit-transition: opacity 0.5s ease;
" G2 u- A' N h, l - transition: opacity 0.5s ease;
. J: P' f1 ]+ R5 e - width: 160px;7 ~% }4 I# o, Q- }- R' T; C0 Z' \
- }
$ D) |# X) P2 n0 E/ W: [ - .dropdown-menu a {4 O% y& @- J& F* o
- color: #fff;
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- .dropdown-menu-item {) {# @$ }! ^8 N, Z
- cursor: pointer;
1 P' ~' U4 Q2 z& N- X9 m - padding: 1em;0 y2 t/ X5 q2 t9 a8 U
- text-align: center;
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- .dropdown-menu-item:hover {
7 ^. N6 {1 v9 h - background-color: #eb272d;6 y% t4 @! E8 q/ U6 A* L B
- }
复制代码 # n3 H( B }4 Y
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">" b: ^3 A9 {, `# [
- <!-- Checkbox toggle -->
- X4 t2 u+ X4 p& F( l# k - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">& ?! C0 S/ p. j" o/ N" }
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>) C6 a; U% _$ s3 d, U
- <!-- Content to toggle from www.mfbuluo.com-->1 L2 B" y5 W5 J) ~$ `) }
- <div role="toggle" class="toggle-content">) r6 b/ i, \$ c1 i4 L2 |/ k( k
- BA-NA-NA-NA!
- _! \+ g& c+ t& f) H' b; h" R - </div>
' `/ ] {: \- F" b' H - </div>
复制代码CSS代码内容如下: - .toggle { e( Z' _* R; c$ G: F/ U( K
- margin: 0 auto;
. [# g. G7 D" Y( B - max-width: 400px;1 e! y1 @2 F( _3 X
- }' x7 k' f* f5 c+ [. C, P
- .toggle-label {$ s7 J" c6 D, W `
- font-size: 16px;! r3 S2 |# ?' e4 w
- background: #fff;
/ e" f9 a, O$ e" v$ `2 D5 X - padding: 1em;
7 N' \! \: O& I0 l4 K- r7 _% R9 j - cursor: pointer;+ |9 r" w* _: |9 `
- display: block;
3 a( ~* q9 d: ~" M/ Q! B - margin: 0 auto 1em;
. t' `6 m. v; n3 Y - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
$ i, y+ B2 {( O% {% l8 ?. V - border-radius: 4px;7 m6 D9 F* `( j6 v w: @$ K
- }
8 i1 q. T1 r2 F, G - .toggle-label:after {& a d6 V* g% R; C1 c
- color: #ED3E44;
$ `' v v; H0 P4 p7 L+ ? - content: "+";+ D9 a6 W6 a5 c- |+ o; A
- float: right;7 c2 U% Z7 Z/ i# d9 G; [
- font-weight: bold;) d: |4 g) ~$ `6 H7 b
- }
8 F& ~0 A; n0 u$ s+ j1 b - .toggle-content {
" _* Q/ }* e2 j# a H - color: #B0B3C2;
$ F" \. V) w9 M - font-family: monospace;
" V* p" |* W3 _ - font-size: 16px;# }" l; q* n0 N$ P- E
- margin-bottom: 1.5em;6 M) e0 O5 o, k3 C% Z: @
- padding: 1em;- @( E1 Y$ O, N$ L6 V
- } o" |' ^; q, p( y; ]
- .toggle-input {
s* g' N, k9 c8 n& d5 U - display: none;
. Z% Z$ j' ~! I0 r - }
1 W" O: t# ] l2 `) Y/ e, K. k - .toggle-input:not(checked) ~ .toggle-content {/ q. q9 }. _5 D* e$ `9 p0 m
- display: none;. L5 s3 i! o8 ?+ M! T: W# ]: W
- }
3 e1 `2 J( \$ p" u7 `0 h" X5 v; H- n - .toggle-input:checked ~ .toggle-content {0 y3 b' F- Y) z3 G
- display: block;
# b5 r1 F& ~" }/ B/ B( ? - }
& N% g$ [' `6 @+ N j/ k - .toggle-input:checked ~ .toggle-label:after {
( i, u. y! V5 _/ W - content: "-";9 P' q7 o. R0 P9 U$ L K {& u
- }
复制代码
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