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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 a q6 \" q% ~' C% E( s - Label for your tooltip! p/ B- X/ { U, w D1 R5 W
- </span>
复制代码CSS代码: - .tooltip-toggle {% X* `, @: V. o ~* Z
- cursor: pointer;
9 Q1 u! r% m+ a2 U- s - position: relative;
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/ R' J- [7 q% I - .tooltip-toggle svg {
, ]3 I! i9 z7 o - height: 18px;
3 T" ]. M9 p5 \9 W2 i - width: 18px;
$ K+ U1 u; G" } - padding-right: 0.5rem;
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- .tooltip-toggle::before {
/ O& P! p: ] X% `# ]) _: }8 B - position: absolute;
$ G( A' n! ^2 p% c* L/ | - top: -80px;
3 V' S" R; a, n - left: -80px;
: l1 I; g* p5 [/ ~ - background-color: #2B222A;
# A, Z [* Q% n - border-radius: 5px;
2 Q" t2 v [1 B2 D X. }1 M r - color: #fff;, d* j d7 _1 D# j
- content: attr(data-tooltip);
R2 B8 N7 L: U! M/ j - padding: 1rem;
) G# H4 B5 `; c6 e1 { - text-transform: none;% u! Q6 j) b, a Y6 _& v+ z
- -webkit-transition: all 0.5s ease;
0 g) f2 ^* l/ I0 w5 p' e% ] - transition: all 0.5s ease;4 E7 S" U0 T$ s+ i$ ]
- width: 160px;
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& Q8 { w, t l, y6 F+ q - .tooltip-toggle::after {
9 f$ H6 f1 q, G( \7 O - position: absolute;
( o1 I/ Z; e8 D5 N! X: u - top: -12px;
% s$ E+ C1 I# Y - left: 9px;: d1 `7 }2 T+ l8 s6 N
- border-left: 5px solid transparent;1 t' @- N* u6 ~/ f8 w2 }
- border-right: 5px solid transparent;
1 _$ U4 M" @" ?1 J7 \# k! h4 u& Z - border-top: 5px solid #2B222A;2 I- t6 U3 a0 I0 h
- content: " ";3 }9 V; C. u6 b6 t* v$ F
- font-size: 0;
' _3 h5 f( O& ~* m# _: U# v+ o - line-height: 0;
9 ?0 g8 P7 e$ U( @2 j; w7 d - margin-left: -5px;; |! n; W/ r' o& A, Z% M9 Q
- width: 0;
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! V/ O1 @$ I3 r/ t8 ] - .tooltip-toggle::before, .tooltip-toggle::after {( j! D* P# f( a. w7 u$ t
- color: #efefef;
3 i; Y7 f: m8 x- U ] - font-family: monospace;
8 n0 ]8 ~# v* U m1 E% h - font-size: 16px;* V: B- d" T8 Q5 I3 [
- opacity: 0;5 @( C( f: l1 A
- pointer-events: none;
?5 p5 u: n, t - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
7 O/ Q8 s# v7 H3 s( t1 g, j - opacity: 1;
: @+ r7 n2 s: ~8 `4 v: b - -webkit-transition: all 0.75s ease;
6 R9 t: B2 x' Y; f; r. @/ N5 S2 U. X - transition: all 0.75s ease;
3 W9 j$ P: v8 J# W* s - }
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">! s& ?2 `4 C# t0 ]" _
- <ul class="nav-items">4 g) o) r( S! o& D* v
- <!-- Navigation -->
5 M# ?+ A& U. X! M! L* d - <li class="nav-item"><a href="#">Home</a></li>
/ v, w5 P1 O9 |: k - <li class="nav-item"><a href="#">About</a></li>
' {3 `/ U/ l& |4 ~ - <li class="nav-item"><a href="#">Contact</a></li>
! Z. r( {5 n$ ~8 P2 I* t3 J. e - <!-- Dropdown menu --> _8 `0 W2 i" E5 M* j) X$ S/ `- v
- <li class="nav-item nav-item-dropdown">
! {0 S' `% M0 A5 C0 V$ v4 R - <a class="dropdown-trigger" href="#">Settings</a>
5 Z# v/ O7 r+ F5 b) j/ [/ } - <ul class="dropdown-menu">: J7 B( ?% [# x9 Y ?( K' ~# P
- <li class="dropdown-menu-item">% j8 D, T+ H/ I
- <a href="#">Dropdown Item 1</a>
' ^+ s) K: y p- T- h z6 }; w+ S, D! p% q - </li>4 N2 d3 W+ _, n# |
- <li class="dropdown-menu-item">* c! m2 O; b( @: u7 [, [/ j
- <a href="#">Dropdown Item 2</a>5 G. N$ K7 _8 l% d1 s1 o% G
- </li> M! q$ r0 R0 D2 V
- <li class="dropdown-menu-item">
5 Q. k# g' [, M# f! S: l - <a href="#">Dropdown Item 3</a>
1 X$ }- g" E5 b; j" Z- I0 H3 K - </li>5 X7 U; @" E7 u$ O
- </ul>
5 ?* F; ^6 N r" ~+ l% N) ~ - </li>
7 s1 M) ^0 q2 q: z# | - </ul>7 z5 h& W& K" E7 R
- </div>
复制代码对应的CSS代码如下: - .nav-container {
( a) A, z( L. B2 ] - background-color: #fff;
0 a8 ]( S/ D2 \- M* c( h - border-radius: 4px;, y4 ~- U5 S2 @. c1 R; U8 X
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
6 v+ q: t5 x: Q& Z! \7 d' ^4 V - padding: 1em;+ S0 ` \/ i, M+ k. ?+ w* [
- border: 1px solid #eee;. r# P! L2 M, h4 L
- display: block;* `& m7 [; L# T
- max-width: 400px;
: D; D( u( t2 B4 E5 {1 ? u1 p - margin: 0 auto;" o% Q+ h/ Q' L* A4 L& C5 I
- text-align: center;3 g/ o8 t4 H. S7 W9 _5 O" B
- }
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# O8 U; r4 _1 v( C( B- o - li {
; w& V# r- h0 j2 k0 P. S - list-style: none;! j# \# `9 Q! q, M
- -webkit-padding-start: 0;) |" q( T9 s5 x, r9 E, o( z
- }
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- text-decoration: none;
# \5 @( C1 i# e - color: #ED3E44;
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- .nav-item {
5 y5 x5 F& A5 ?1 y - padding: 1em;
% G+ k; S7 y" A# r) Y - display: inline;8 [9 D: s7 F. m2 n8 i7 y* Z' s& H
- }
# Y: B9 H- V* H+ i0 |5 h - .nav-item-dropdown {
5 t$ a; G) a- Z2 y/ T; } - position: relative;6 m- B/ {. V4 a6 v2 g' Y" Y0 v% A
- }
0 B& a- _ j, ~2 R - .nav-item-dropdown:hover > .dropdown-menu {
Q m# e4 S' B, Y - display: block;
' a. z6 P0 j P/ w" O - opacity: 1;2 I3 T) ~; _ ~+ M- x) a
- }
5 V$ |4 T% Q( \$ i9 ? - .dropdown-trigger {0 e$ l! k2 Q* k; n+ ^) I# G
- position: relative;( J0 H& u5 M. L5 N2 j! F# \
- }
/ P e. K O' Q w - .dropdown-trigger:focus + .dropdown-menu {& p6 Q. z- S5 t
- display: block;
$ [4 E- y9 J# Z# F$ U - opacity: 1;
' A9 A" j) W/ h7 x/ w4 ? - }
2 i' s7 l' I% [) H3 F( _/ T - .dropdown-trigger::after {
, b3 w' L6 h: y u' l$ Y! F - content: "›";
8 M; D) J- C2 k9 m. H R7 a! n - position: absolute;! Y7 v( a7 r+ N+ o g0 F* [
- color: #ED3E44;
9 i% A7 s+ W: C. b- p" e/ } - font-size: 24px;/ R, ~3 s! Q1 Q1 r
- font-weight: bold;
+ S+ t# _3 G7 J* G4 i" e7 y' E2 t - -webkit-transform: rotate(90deg);: \, G8 M4 {% r4 B# S
- transform: rotate(90deg);/ r( a& s: e+ Q# U" j5 N
- top: -5px;: A' E- r" A$ b' o, Z! n8 D
- right: -15px;
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- .dropdown-menu {
5 c" u, C& m( z - background-color: #ED3E44;' u$ v- K: E! N7 H
- display: inline-block;
6 D% }8 y. C8 o, ` - text-align: right;# M5 C: t, \0 j" i
- position: absolute;; Y1 F) S8 O7 [: j1 P. X! C9 H. s
- top: 2.5rem;% `8 u1 i; C! z3 S6 W
- right: -10px;
$ F- \% e$ I2 A9 K9 r @' U9 G - display: none;
8 c- H d% D1 g; h6 _* V - opacity: 0;
1 ^/ e1 Q* j0 j/ X - -webkit-transition: opacity 0.5s ease;
! {, G# x8 K% e T8 g* d \* C - transition: opacity 0.5s ease;5 D- e# ~2 O- N& P9 k
- width: 160px;
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- .dropdown-menu a {
& f; t6 b3 P' C9 X1 [: v! s" W - color: #fff;
+ n T. B8 P: ~- [, M1 P$ N3 i2 u4 `4 I' K - }! S9 C. o4 E* V# x9 P
- .dropdown-menu-item {
1 C5 C% w8 _' }+ L5 G+ U - cursor: pointer;6 [! @5 f X1 {3 Z1 j
- padding: 1em;
* M& i) i8 ^; b- ]# }2 R - text-align: center;
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- .dropdown-menu-item:hover {
4 j& m/ [ D& B6 @0 O - background-color: #eb272d;& C! p9 H5 ^3 Q1 U
- }
复制代码
/ D$ Y9 n8 B+ d8 o1 z! @: m可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
[6 ~* p P" j$ m, {% [1 } - <!-- Checkbox toggle -->5 m, a* \% C" b! o! x0 U
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
( E7 b7 c1 E( f% G4 a W9 l7 Y3 V/ M - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>$ V" M/ v# i! [8 U" \
- <!-- Content to toggle from www.mfbuluo.com-->5 v/ X* b6 X& W; P
- <div role="toggle" class="toggle-content">9 a9 a" E1 S6 u
- BA-NA-NA-NA!
1 E9 R9 X5 x; T0 \+ [$ ~" |5 z8 \/ J8 y - </div>: O( T7 i# F+ V0 m5 Q" X# [) u
- </div>
复制代码CSS代码内容如下: - .toggle {
% m9 [: @* K! q- f9 Z% m - margin: 0 auto;
4 T4 _: n( P- S, B - max-width: 400px;4 T6 j% Y% o! }* I, e$ P
- }, H* D9 L9 Q+ s& s I2 P. E
- .toggle-label {4 m9 I6 }1 E! M, _7 q
- font-size: 16px;, d( `- a: @! ^, V2 n. |) |
- background: #fff;: }3 u1 I4 X2 x9 G8 V; b. B* e; |: |) A
- padding: 1em;. u- P: r- p/ Y a* g; N
- cursor: pointer;0 M3 d S0 \/ \( C4 e
- display: block;
3 K3 G$ a, C' f7 P, ^* b( z0 L - margin: 0 auto 1em;" j8 `, D. \2 X5 l1 U9 C
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);- ~7 d3 T w7 a3 B0 ]
- border-radius: 4px;2 V% E; g& K/ f) l. v
- }
) p( P/ A6 T: P" t - .toggle-label:after {; Y6 ]; I* b3 T$ I6 r+ W3 A) t
- color: #ED3E44;
+ q8 s+ _8 S, }5 p+ G& S8 Y+ \ - content: "+";) V8 K) _" m h8 t8 K- A K
- float: right;
( k2 [8 x: U) B3 K/ k. k - font-weight: bold;7 o, T: f6 ~9 E, C" u: i4 G/ L
- }
0 k7 F5 B, @3 @. a1 r p9 j* M9 S - .toggle-content {
& i! y! D8 P* O - color: #B0B3C2;
4 T- r3 s% ?6 ~0 B! O0 X( r# g - font-family: monospace;
@6 I# Q! R, M4 N - font-size: 16px;
4 @! d% Z4 T% D - margin-bottom: 1.5em;+ V u9 c. R1 J" J7 O& t
- padding: 1em;# L( ]$ W/ d: l# G. b- b) G' D
- }: m# U8 N7 p2 X; {0 V8 Q) Z0 S
- .toggle-input {
. @2 h6 g2 ~* f' W/ B+ L J$ q - display: none;
) q9 w) x5 a) v' N6 X1 \ - }
% J/ h' H" P7 q; `7 J A! i - .toggle-input:not(checked) ~ .toggle-content {+ q: }) G O- X1 z% i
- display: none;# N/ l6 t' |; i& m9 o" T
- }; H/ j. t8 o, Z3 X2 S5 X C, g
- .toggle-input:checked ~ .toggle-content {; [8 T" A2 P. ? G5 _# Z X
- display: block;
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- .toggle-input:checked ~ .toggle-label:after {
9 k" f; x/ M! j$ A: D# y - content: "-";4 E7 | Y" i0 S8 R8 u
- }
复制代码
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