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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 D/ l" n. x4 U. @3 X9 N - Label for your tooltip2 }5 n4 K9 s9 b! S& i# X4 ?
- </span>
复制代码CSS代码: - .tooltip-toggle {
: p7 S% H+ R* Y2 y - cursor: pointer;. M2 x. W! X4 D* ^8 n" F, j
- position: relative;
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- .tooltip-toggle svg {: F f; z. e1 p v' k
- height: 18px;) q; o: Q; j) I1 V7 ?- Q& F
- width: 18px;
7 I) _" ?9 ]$ j2 b9 h - padding-right: 0.5rem;
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- .tooltip-toggle::before {8 Y5 ?. a8 E K$ s& | J
- position: absolute;
$ ~( o( x( j) V# b; }; _$ l - top: -80px;! y6 U0 D( x, r/ ]/ }) E3 d
- left: -80px;
0 W' d& Y$ s0 d$ [1 \. P - background-color: #2B222A;
$ d! j* j- D) O+ Q$ N, ~4 I - border-radius: 5px;
9 V$ |) `4 l1 @2 P7 } - color: #fff;; U5 v* T" M/ G9 z0 a5 ?
- content: attr(data-tooltip);
3 |- d; X6 h0 K" w2 X/ M - padding: 1rem;
9 N1 }& U m# c; T - text-transform: none;% C3 e' ^& h- w8 v" E l, a7 i3 r
- -webkit-transition: all 0.5s ease;
0 c9 u) s4 ~' m+ W - transition: all 0.5s ease;
4 Z* h# ~3 A2 j I6 [* ]" V - width: 160px;
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. ^4 a6 v V6 C' u% D4 a - .tooltip-toggle::after {8 N4 W! t0 Q; \5 W
- position: absolute;
0 L; }$ x3 b" r) f! u4 ^# J - top: -12px;
' n, w$ O. W* L) I7 ?! g - left: 9px;
! K2 D, @; g& R; Q4 e - border-left: 5px solid transparent;3 o. Q5 q6 k. t' k6 z0 k R0 T# M
- border-right: 5px solid transparent;
& ]" |- R. X$ c- c5 l - border-top: 5px solid #2B222A;5 _5 ? A& d, X
- content: " ";$ F o7 z2 ^$ r2 ?2 T6 |: {
- font-size: 0;. J. g% F- R7 i3 C
- line-height: 0;
) a* Y' u7 P0 _- G( a - margin-left: -5px;
3 @8 G- ?4 C2 X3 I% g, L# O) G - width: 0;
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+ Q. B3 O& H! \+ V6 f - .tooltip-toggle::before, .tooltip-toggle::after {
# `, ]( ~1 M; `1 d - color: #efefef;
/ X/ [; l* a2 ]* U: |' G8 I, S - font-family: monospace;5 w ~1 ^! o" `/ n
- font-size: 16px;2 f, h v x+ h2 u0 |; S
- opacity: 0;
3 ], T4 ~8 g/ n/ Z: h; { - pointer-events: none;- ?! [. G. W& A$ h: u* x$ N0 n9 p
- text-align: center; t8 u3 w- M, D" ]( V- z
- }
: F3 l/ a* Z( N* y; W - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
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- -webkit-transition: all 0.75s ease;
+ d1 C9 v9 e6 z& D3 O# _) k - transition: all 0.75s ease;9 W1 f, w' u: r; \9 Q( W
- }
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">
( t) p' a! F7 g+ ^1 G4 L5 l; N. V( \ - <ul class="nav-items">
& i% s0 D7 ]# s2 L9 @! n - <!-- Navigation -->
% T! P& s/ @0 O8 a* j* G$ ^ - <li class="nav-item"><a href="#">Home</a></li>
, Q1 A, H& o' J. i* x - <li class="nav-item"><a href="#">About</a></li>
; l U) N& b! }6 n - <li class="nav-item"><a href="#">Contact</a></li>9 P% z6 _, R% T
- <!-- Dropdown menu -->% ^# R S) n# o( E. y) d
- <li class="nav-item nav-item-dropdown">' l* p d+ w9 u+ m0 U/ r+ _
- <a class="dropdown-trigger" href="#">Settings</a>
8 ~4 ]" z1 q4 }* _ - <ul class="dropdown-menu">5 m% \4 O& a5 B7 d2 [6 ]- o
- <li class="dropdown-menu-item">: H: V( t3 j2 A( ~4 H
- <a href="#">Dropdown Item 1</a>, }0 C1 O+ X+ b$ L+ [) v& R
- </li>
, R* y5 [6 j5 s! t/ F( a7 S - <li class="dropdown-menu-item">
+ L }/ Y2 }4 p1 O2 d0 Y: m. L - <a href="#">Dropdown Item 2</a>
- c' ?- u6 l1 w - </li>2 Z" h5 y! q! M$ ~4 u
- <li class="dropdown-menu-item">
, r. M$ C) k! M2 ?' E: f. { - <a href="#">Dropdown Item 3</a>
2 [; j) r3 f f% Z4 b - </li>
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& N+ Z4 y8 e0 k6 W* F- e9 h - </li>2 u8 F) e/ G7 c7 d. ]- o
- </ul>7 V9 l; z6 y) M: P8 s, z
- </div>
复制代码对应的CSS代码如下: - .nav-container {
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& e% {7 z. u- P1 S5 `4 _ - border-radius: 4px;# z0 u' p& f" k9 |, F, z! w2 g
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
8 x2 E4 I6 n2 O$ i2 X* E/ U - padding: 1em;
`8 o& }) r3 [" l; W" M - border: 1px solid #eee;' {6 z( E3 O! p; X1 i
- display: block;
( [4 j4 p0 r$ I0 m1 ] - max-width: 400px;
. r+ ^. ?! t U$ n9 J6 Q4 _ - margin: 0 auto;
( f; I9 S+ p( i, Q) t( g4 ~0 Q% E - text-align: center;, ^; F: P2 S$ \
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- li {: N9 I6 M6 K6 p7 O
- list-style: none;
# R9 I, B: P# l- m7 m' n2 {- { - -webkit-padding-start: 0;( w( M @; |4 t1 \8 G% {
- }
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8 n1 O! A1 H; y3 k y' d - text-decoration: none;
5 W6 g6 N4 T0 P( x* C - color: #ED3E44;
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0 k' d( O! X, w4 u/ V9 ~# P1 B - .nav-item { D( D5 N: s5 y6 D
- padding: 1em;
+ T! E! r: l: I. I - display: inline;
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- .nav-item-dropdown {
5 h+ d. c% D0 ^' V* Y g - position: relative;
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$ K/ i4 c4 X+ T - .nav-item-dropdown:hover > .dropdown-menu { }7 f* z& j S8 U# U( j6 ]
- display: block;
- p7 P1 A6 I! B" w5 u( H - opacity: 1;
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- .dropdown-trigger {
/ z: ]: v, U* @5 l. W - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
) F& y9 J. m; z' S - display: block;
1 J8 O) j$ T' h - opacity: 1;
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& S! k9 L+ ]2 G+ v - .dropdown-trigger::after {
0 e$ R/ Z& S% Q& ~7 k3 @1 c - content: "›";* F0 H+ `( ~7 x1 }- t
- position: absolute;/ H, x* q* g: @3 V4 c* I
- color: #ED3E44;' l$ v% u) X( Q) C! g
- font-size: 24px;
: }- m8 y2 q2 J - font-weight: bold;
2 `# r: e* Z. b( `2 E! J+ F - -webkit-transform: rotate(90deg);
% L, V2 v9 w, c4 }6 e. m/ p - transform: rotate(90deg);4 } M+ F5 e, h4 y- v4 t' a
- top: -5px;
/ J7 \; l' C: g - right: -15px;* b7 |0 O! x* C4 z$ g' L
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- .dropdown-menu {
8 Z% e$ B" ?" W0 V0 { - background-color: #ED3E44;
' [: I- ^" s! _/ h! \8 ^+ ^2 @ - display: inline-block;* Y# J7 J3 n- L6 @8 b5 Y# ]) M
- text-align: right;7 H9 E5 j+ @% u7 |; Q+ g
- position: absolute;
8 |3 G. w3 L6 E; b+ Q9 U! D+ k - top: 2.5rem;% }: F7 X" {' ?9 m& P& o8 H# z5 B
- right: -10px;: y# E4 R3 ]+ ] P* V
- display: none;
1 G2 P& t% j k" t# Z& ] - opacity: 0;
6 Z: w6 K. e' D/ Y* m: f) z - -webkit-transition: opacity 0.5s ease;, e+ C6 e0 _. W4 |8 U
- transition: opacity 0.5s ease;: E0 c& {3 e7 z! o+ y& Q# @0 _
- width: 160px;
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- .dropdown-menu a {* Q( _& F# s7 V& P' H' `2 {
- color: #fff;
4 N. m' v7 T3 z6 e - }
# Q1 f# n- j5 j( i1 S6 @: N - .dropdown-menu-item {
7 |+ T+ T8 _* T& C" ?7 b% ^$ D: q - cursor: pointer;
) t, y9 {6 I, P/ @2 N6 z7 h - padding: 1em;" E+ T* m2 R5 t3 Z$ Z; w" ^2 `
- text-align: center;
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. z& N0 R0 ^- ?: P2 T% A- c - .dropdown-menu-item:hover {
% P- m* i' d! @& {6 ~ - background-color: #eb272d;
( b4 D1 k' ?( ]3 [' K! x! e+ f& k% \ - }
复制代码
5 g; M0 ]& W1 Z k& V6 ?) s g可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">; r/ h! Q# O# W/ J. J r0 I! p
- <!-- Checkbox toggle -->" N9 n* o. }, m* a/ K/ f
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">3 U* R, _, ~. c( W1 I
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>, M2 k0 L+ }% z/ j+ U4 {" D) C
- <!-- Content to toggle from www.mfbuluo.com-->
) K v( n3 i; J, {" V/ r2 D - <div role="toggle" class="toggle-content">
S6 u: w5 ]) e: ^ - BA-NA-NA-NA!
/ x9 [% [+ q9 D- ?5 R3 W4 t - </div>
9 Q2 `! C# l' G( @, b, l - </div>
复制代码CSS代码内容如下: - .toggle {% a2 P, d" R% T: K* N
- margin: 0 auto;
- w6 r" b4 p! Q0 |1 X c- q - max-width: 400px; i( M! k" M! C" ^8 {
- }8 A9 Y/ S) A% M/ ]' [
- .toggle-label {
, w# M6 }+ T) b' _! t - font-size: 16px;
4 U: c0 g5 I* Z/ ^ - background: #fff;$ f0 { j2 a" x# G5 K$ ~% m8 m
- padding: 1em;
) s+ _$ R: G* x8 A/ h) I: x - cursor: pointer;
4 @ ?! [6 y4 o3 ?: a8 g0 e - display: block;
/ |9 ]% y* G, @ - margin: 0 auto 1em;
0 |* u3 [) B( K/ K. u) \$ Y - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);3 |; s- z4 \+ u/ J/ h
- border-radius: 4px;
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/ f, O& C4 i6 }2 Z" p - .toggle-label:after {; I- I% n2 q* V6 h* W7 D% W
- color: #ED3E44;& k1 A: u0 `2 O9 |6 ]# d! f
- content: "+";5 f, ^1 K, B: `$ @' P& @( [4 u
- float: right;* U1 g" V1 v2 d! Y8 G; [- i. Y
- font-weight: bold;0 q9 v7 l. S* |: S& K' j. \
- }1 q; l: y4 U3 ?; c3 `
- .toggle-content {* i$ I- b1 y9 e& ^
- color: #B0B3C2;
" S3 H" `) e6 b" \/ L - font-family: monospace;
& V; }) m/ E. J; I5 m4 O" w - font-size: 16px;8 t/ Y% Q! d& ]3 y4 o! L9 [
- margin-bottom: 1.5em;
7 K# W" J7 d$ U) _9 p M; `* } - padding: 1em;
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- .toggle-input {' i/ { m A7 N2 `9 W
- display: none;
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- .toggle-input:not(checked) ~ .toggle-content {/ N$ |) O; ]2 k. k! B0 g
- display: none;, d0 r7 }$ `% T% U3 p8 c- W
- }
* a0 P* N. A' ?7 L4 S) w$ p - .toggle-input:checked ~ .toggle-content {& f3 Y! B) l5 ]* r
- display: block;
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- .toggle-input:checked ~ .toggle-label:after {
$ N ]7 Q! F" F; X" `7 f - content: "-";
+ p; \1 K; E, k$ l# A+ U* ` - }
复制代码
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