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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!">
- I; d+ X% n% y/ ~2 ] - Label for your tooltip
% @9 J4 b2 T( R: @" ] - </span>
复制代码CSS代码: - .tooltip-toggle {
! [! K2 v, O$ `& z. B - cursor: pointer;7 { x& ]' `9 p2 C5 Q% C
- position: relative; R% J: {8 Z( P3 ?: ~+ `# U
- }" V2 f) W6 l3 s+ O0 V
- .tooltip-toggle svg {
" }' F) P9 R- ]9 ` - height: 18px;) T& K+ V& K6 n% O$ Q: `
- width: 18px;' u$ T% W! t$ y- V
- padding-right: 0.5rem;
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- .tooltip-toggle::before {
/ p% v+ G8 {" H* a - position: absolute;
3 W2 x* M. s! g( q3 b9 x/ T0 v - top: -80px;
6 p) \9 w% V+ E( e' F - left: -80px;& a3 O _( }/ n' t- ?; L# ]# ^4 E
- background-color: #2B222A;
3 F2 ?& g6 \ o* i; E& }. ~# O - border-radius: 5px;
% X9 k9 b/ c/ I7 c - color: #fff;, z' d' {; S* v. ~; V2 R
- content: attr(data-tooltip);
+ f7 n+ a# K5 |3 k" `7 k/ ]! p - padding: 1rem;; A9 \2 U/ Q, ^3 \0 ^3 Q: C
- text-transform: none;
1 p' q, F( `: ^& ~9 d8 t - -webkit-transition: all 0.5s ease;
( W& K" j5 x: T, w' B0 V - transition: all 0.5s ease;6 z0 g1 g1 Z3 [
- width: 160px;" n% u0 h0 u# w" c" j! A" Y
- }
% u+ Y7 Q' Z+ a+ o, E5 L- U. J - .tooltip-toggle::after {& C/ j6 Z/ Z$ C J Y4 Y
- position: absolute;
; h @. k# c) Z0 M - top: -12px;
4 [4 U8 X0 x9 M% M+ B v9 o% u - left: 9px;* i) t) m% D9 [; J
- border-left: 5px solid transparent;" n! [$ u% B- O1 o
- border-right: 5px solid transparent;- g' Y8 a" w; N0 [, N5 _. V5 ?' @
- border-top: 5px solid #2B222A;
W6 `4 i" k) U$ n - content: " ";6 I- S2 I8 k7 B; p$ ^/ |
- font-size: 0;
5 @7 Y% G& v1 K9 S* d9 @ - line-height: 0;1 E E3 q( ~3 U: {& D; F
- margin-left: -5px;
6 [! L* ~" v3 @$ u+ n/ I - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {+ R' ]* E% m2 |- f6 s" h
- color: #efefef;1 |1 Y* z( S2 ^- \' ?4 V+ Z
- font-family: monospace;6 u% F/ s9 ]5 i6 w' i7 X4 |
- font-size: 16px;% `; _5 A" W) j2 I9 N
- opacity: 0;
; O' i; y: {& { Y - pointer-events: none;( w0 b0 i! n4 ~5 R* Y
- text-align: center;
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; S2 Y. E# J% n, m k2 m; b# m1 e - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {0 a- }8 V# k ^
- opacity: 1;. u( @$ @7 \0 m, U" V0 ^
- -webkit-transition: all 0.75s ease;) n) s3 Z8 g/ G: p* l
- transition: all 0.75s ease;1 D- o1 [$ E k3 A# o
- }
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">3 u( w& Y; H3 H- N" b7 \# L
- <ul class="nav-items">* r" C7 i, m( L6 M5 H% n: v8 k
- <!-- Navigation -->2 _# g2 k- @- I7 d; z& a% L/ A/ n
- <li class="nav-item"><a href="#">Home</a></li>1 Q6 Q6 ]' |* ~" g8 ^! l
- <li class="nav-item"><a href="#">About</a></li>2 l, w) A S+ o8 X
- <li class="nav-item"><a href="#">Contact</a></li>
( _/ }- ]1 a$ ~0 B- O - <!-- Dropdown menu -->
/ E/ p* |8 n7 a" [5 X% J - <li class="nav-item nav-item-dropdown">; b% D6 L/ I+ o5 |7 g
- <a class="dropdown-trigger" href="#">Settings</a>; n1 U' m( k: o, M
- <ul class="dropdown-menu">( y [9 f; s8 n$ L$ ~2 j
- <li class="dropdown-menu-item">
' Z& L' N l+ f, ^ - <a href="#">Dropdown Item 1</a>
3 R- g0 U( N5 Z, B! {" s - </li>' k0 b1 ^- [9 A0 P# I
- <li class="dropdown-menu-item">
# l3 n% A6 ]/ B$ k E$ @: ~+ n - <a href="#">Dropdown Item 2</a># _$ E- S1 y+ ]+ L9 L6 r
- </li>
/ C# t# \* u. g- t. P/ } - <li class="dropdown-menu-item">0 z' i p; v4 {# m# ~' x( g1 e
- <a href="#">Dropdown Item 3</a>( R* L8 |. N; j7 n7 h9 [3 H
- </li>
- q4 v9 u& _( l% t' h5 r - </ul>
8 [# K% y. x2 f# e2 ` - </li>' s! s% ^* x$ L$ R
- </ul>4 C3 F6 i9 ]& T E
- </div>
复制代码对应的CSS代码如下: - .nav-container {8 J# [; Q' x& B0 s
- background-color: #fff;& L) T' G7 b5 ~% Z- |( x
- border-radius: 4px;
$ j/ |$ a+ k& X1 q1 h S - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);% T, _! n" J5 ^
- padding: 1em;6 O* e3 I- a( D" p& U
- border: 1px solid #eee;0 \" d5 G! U _4 d! e
- display: block;
3 ~0 ~% d) }8 o, `" e3 B2 u - max-width: 400px;' i }: I" Z7 c* T7 P H# {, G- K
- margin: 0 auto;
! i9 z5 ]/ `* \3 N4 k Z - text-align: center;8 L5 \9 q: ^/ m# F" U
- }
. h3 ?. |. q" J) \4 G, w+ z2 Q7 j0 } - ul,
. t% w6 b( r, R$ b% Y4 c- { - li {
7 N& A6 s2 \1 v. N# l8 C - list-style: none;
. J; B+ u, E3 K( h - -webkit-padding-start: 0;
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- a {
( W. }! ~, G2 |$ }5 E. A4 v - text-decoration: none;
. N l- v8 F( U1 I8 S& R0 r. { - color: #ED3E44;
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% ]' [. ^5 g1 W" t, N2 m5 D - .nav-item {
. G- n" z2 y( _8 k6 E1 J N - padding: 1em;
8 S% \% z( q6 K* s/ j4 O' Y6 A1 P3 X6 W' {( ~ - display: inline;
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. Z1 ^9 W% w. K* D6 `) j - .nav-item-dropdown {8 ~, u6 L1 N5 c* A" K6 ^
- position: relative;4 ~5 X/ o$ V$ H* k
- }
! O2 C y5 [3 {9 f, Z9 [3 P - .nav-item-dropdown:hover > .dropdown-menu { k4 v" F$ k' c# P- h/ i6 Z
- display: block;
& z$ J$ X' G* W& f - opacity: 1;
. |+ B7 Y J- F9 M% f2 { - }
9 @& z! c5 l) e - .dropdown-trigger {0 W* h4 n, h. C; F+ W# f
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {& l: y! Q4 c) Y" ~5 i
- display: block;
( n0 S( ~1 c+ C# q1 j, ~ - opacity: 1;
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- .dropdown-trigger::after {3 k7 c% m, g8 h5 T5 \! L. o6 o
- content: "›";
0 z: ]9 n+ B( s6 ^1 \: Q/ b - position: absolute;0 m! V( l! S$ d( Q9 Z
- color: #ED3E44;. P. |# \4 ^0 r7 r4 H
- font-size: 24px;
# _8 S8 t" A& b9 q6 Y - font-weight: bold;
8 K: f+ X V* `% U) |% ?; p - -webkit-transform: rotate(90deg);
1 L6 h0 [ d5 o, y1 g5 w) L - transform: rotate(90deg);
& O4 e1 v9 E! Q$ D9 Z - top: -5px; e. p/ Y- e) a5 n+ j4 {
- right: -15px;' O+ S9 @. k- Q9 z% W
- }
) p- g+ F/ `- q/ N - .dropdown-menu {+ a$ R7 i8 |: i. F* U* z
- background-color: #ED3E44;1 @% p! |9 n7 X2 g0 C7 G
- display: inline-block;
$ l9 E% m7 V$ X( l - text-align: right;
( j0 n8 r3 [9 c8 V - position: absolute;: {3 s2 c/ R* V; O) T$ [ n
- top: 2.5rem;* _0 u/ i# [' B; L
- right: -10px; U1 W9 ]# E0 a+ D! G! _
- display: none;
# e( K% P0 ?' v, x; x - opacity: 0;) J. g$ p- e m2 [+ k
- -webkit-transition: opacity 0.5s ease;/ {5 t" F _! m( O P1 n f) l1 t
- transition: opacity 0.5s ease;1 w. l$ g, |; i3 A2 x; X& N3 D+ |
- width: 160px;
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- .dropdown-menu a {
9 y& w% l6 Q: Y - color: #fff;
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- .dropdown-menu-item {
% x3 ~4 S `/ Z5 C - cursor: pointer;
7 O+ T1 v% m, [: u - padding: 1em;7 c# ?5 d9 p) V/ P
- text-align: center;8 x8 d0 U! K3 ~! K5 P" Q& k! d
- }" i j8 [" {( n! ?. x9 s
- .dropdown-menu-item:hover {
+ u+ i+ [" k6 |9 l9 b. H - background-color: #eb272d;1 F2 k5 t/ v; U: f1 p# D1 w6 \
- }
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p5 w3 K) H/ s% _可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">, l2 D, f G! b0 ~" A4 d: Z7 I
- <!-- Checkbox toggle -->2 U) W) S, n8 j/ L
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">" Q1 r7 p' J) {
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
/ f; M4 | p+ ~$ d/ |9 ~ - <!-- Content to toggle from www.mfbuluo.com-->" S. X8 [ q5 i+ {; m4 x
- <div role="toggle" class="toggle-content">+ n: D$ y% M/ K, F N( @( c0 ?% i2 n
- BA-NA-NA-NA!, e. Q9 p; |) v( M4 ^0 l
- </div>
* n1 h+ {! a0 R8 ]% \" ~ - </div>
复制代码CSS代码内容如下: - .toggle {, b& J- t: I) J' e/ B: ?+ N
- margin: 0 auto;
$ E( F* a; z, O$ n5 v+ U6 Y8 c& x - max-width: 400px;$ c& z2 A: P/ {4 |
- }1 @2 E2 h w x7 u. l2 E
- .toggle-label {6 D* I! t$ A# M( e- e; a6 A# ~9 ?
- font-size: 16px;
* X1 j% C4 g( q% f' G) h2 a - background: #fff;6 n1 G2 b+ j; W( _9 Q
- padding: 1em;# a. z! I& S+ z2 |9 M* Y
- cursor: pointer;+ S3 Y2 H& h, z* w7 ]) e
- display: block;
( y" r) C) J2 e- Z - margin: 0 auto 1em;
% X- S5 g0 D1 X x3 I - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
. ]$ s. {8 a1 H# w# V% \. J - border-radius: 4px;6 b, B5 r2 J A1 T- P. o
- }
4 X4 v- Z6 f ~' p - .toggle-label:after {
2 j# _! c$ T, n. x& v9 t% ? - color: #ED3E44;1 M8 V8 f8 b% R3 A
- content: "+";
3 i2 M. [0 T( t( t( g9 R - float: right;
8 P% @( r# a' c& T) R% q$ z - font-weight: bold;
0 ]) ?0 x& \) @( j) o0 Q; [& a - }
; |% e8 `8 V3 ` - .toggle-content {
1 }9 C: N" a% [ X( P+ M! a$ G - color: #B0B3C2;! S, f: B) n- {9 x
- font-family: monospace;
+ Z. Y+ v5 s1 U* z: k* q& h# K1 a - font-size: 16px;
- B/ c: L. w0 s" x) k' W! ^& V - margin-bottom: 1.5em;% n$ Z M' ?# ^1 k2 A
- padding: 1em;
* Y. u5 D1 X+ ]; X - }) W* I4 s/ }# a+ ^( [" H2 H$ [" `% S
- .toggle-input {" c' x* h+ ?0 E' a
- display: none;
- R/ n w6 H4 U - }
" m1 m+ Y, \; W9 \, b5 \$ L7 | - .toggle-input:not(checked) ~ .toggle-content {
' t$ H, @; ]0 Y - display: none;
* N+ a$ P1 K$ b, h# m- F8 i' }- t - }
# [/ |. N+ u; t Q' B& W' y* Z - .toggle-input:checked ~ .toggle-content {2 L/ p) t2 \8 Q8 l% l
- display: block;3 U% g/ q" G, }
- }& j$ A0 s4 S u2 J$ x, l
- .toggle-input:checked ~ .toggle-label:after {3 X' u# {( s; {* q
- content: "-";. s/ C" d4 {: C5 Z
- }
复制代码 3 u0 A9 u/ S" G$ i0 g
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