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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!">
% @( s! ?" Q) y; p$ A* s - Label for your tooltip0 D3 {* g( H, H* }: s$ `; L7 g
- </span>
复制代码CSS代码: - .tooltip-toggle {
, n) A! Q! C: ~0 U - cursor: pointer;
* ^* N2 w5 m7 b - position: relative;
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N# |( @% @0 D# b - .tooltip-toggle svg {) Z0 s1 v( [9 K4 R- o
- height: 18px;5 V8 D. r# q% b) k4 n* b. g* p2 S
- width: 18px;
0 | f) u: o, [( ~" F: \3 w - padding-right: 0.5rem;
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- .tooltip-toggle::before {" l( i; }( [8 ^; m
- position: absolute;% J, s1 j" j, o" O- O
- top: -80px;
4 _) C* F1 b3 ^7 e - left: -80px;1 `$ u) v6 `5 B8 F1 g) F6 Y
- background-color: #2B222A;" N" x, p9 h0 o& E
- border-radius: 5px;4 S9 A7 }5 Y \# I) ^3 C/ F
- color: #fff;
, r' a3 b* _; L7 o; w: W - content: attr(data-tooltip); n+ X8 O! r, i( j7 v: E
- padding: 1rem;- ?: L2 y% i: j4 y7 T8 n$ O. `
- text-transform: none;2 [2 T1 {% y# l9 C# ?
- -webkit-transition: all 0.5s ease;; y" U2 N2 v M+ U6 k% z
- transition: all 0.5s ease;% I1 d1 l% z* P8 a
- width: 160px;
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- .tooltip-toggle::after {( `& j3 Y$ U; b+ P3 v* W. G
- position: absolute;
$ j( L& c6 Z. P* F; u& w - top: -12px;% L! ~$ Y- `$ O# H! l6 ^
- left: 9px;
- H9 ~2 E% L0 Q; d - border-left: 5px solid transparent;+ j M1 b8 l: u5 L R+ G
- border-right: 5px solid transparent;
$ c4 P T. O, v$ D; \4 L# ] - border-top: 5px solid #2B222A;3 i# H4 @2 i! d' N8 A3 T9 r; f0 x
- content: " ";
! g. k2 K9 H1 \2 P$ q! Y - font-size: 0;! \% R% n* M Y( x; T
- line-height: 0;
) `4 a! b' v- I - margin-left: -5px;
) J, X8 Q! @1 W" Y2 k0 ]' H - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
( m& A8 l n" W - color: #efefef;/ Z9 G$ ^7 s( C
- font-family: monospace;
) i7 e2 l" W8 Z" B) X* A3 @) A - font-size: 16px;
% C6 m% c% J& B, \ ^* `5 H$ z - opacity: 0;% }# j3 @) K, W8 R, c$ j
- pointer-events: none;
6 m5 {8 v* K* y1 s' O - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
, w( s3 u6 j" l6 C, ]: ]5 F - opacity: 1;1 l. x% G$ U+ _2 r* W6 Q- {
- -webkit-transition: all 0.75s ease;
1 u0 W, r0 s. n/ y3 I# A. U - transition: all 0.75s ease;
& K; t( O s' [# Z! D - }
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 a6 P/ R1 B$ S1 k3 R, i u
- <ul class="nav-items">
) x8 m/ f3 G2 v6 s/ x# P! I - <!-- Navigation -->
. q: [- i% O# r& @! \+ D - <li class="nav-item"><a href="#">Home</a></li>
* d/ s) m) y* n. p( i- c9 |; L - <li class="nav-item"><a href="#">About</a></li>: E* [' b- o/ v
- <li class="nav-item"><a href="#">Contact</a></li>" O' c9 s1 w- v
- <!-- Dropdown menu -->: I" { [) W8 ]7 o- x. b
- <li class="nav-item nav-item-dropdown">
$ [; B% e5 U8 c - <a class="dropdown-trigger" href="#">Settings</a>0 i; v" e4 j6 d) b9 u" N
- <ul class="dropdown-menu">
4 L8 I/ C* j; L2 g# R - <li class="dropdown-menu-item">4 r/ }" v7 [7 R: [( k2 L g
- <a href="#">Dropdown Item 1</a>* K: b5 v8 o- g* y
- </li>; V7 r0 ]* a: A1 K, O
- <li class="dropdown-menu-item">
; {6 ~3 ? J& I) r, R) ] - <a href="#">Dropdown Item 2</a>
! `( z- e4 s" Z% H0 \ - </li>6 I# ^: R0 t8 n8 w* w' T: d% f8 r
- <li class="dropdown-menu-item">
: s; u' [/ E8 h2 X - <a href="#">Dropdown Item 3</a>
2 {- e1 W, h/ b9 `' S - </li>
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- </li>
/ F: ~4 \, Q: w, @& Z- P. z/ [$ M - </ul>
: ?# x1 m: ?& x* a - </div>
复制代码对应的CSS代码如下: - .nav-container {
* I, F$ p# f& P8 u0 `- D% L0 J& W: I - background-color: #fff;
2 Z6 \% b7 j2 p4 R - border-radius: 4px;- T5 a6 r( t& h9 ^' ?4 a
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
& P$ a R; R& K. q0 N, `! | - padding: 1em;+ R. l) U( c9 }* A: g6 c+ a* f* ~
- border: 1px solid #eee;
" l/ x8 a! i0 s+ G5 @+ s2 u5 N - display: block;
" M. B" d$ ^$ @& i# h - max-width: 400px;
/ ]/ n! u' @, L( M - margin: 0 auto;# a% H0 d' \5 V
- text-align: center;
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- li {
" W- K: J8 {2 |# } Q# Y; v - list-style: none;
& L9 H, G! ^) b, b: {2 r+ V - -webkit-padding-start: 0;
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- a {3 f$ H0 U5 L3 ^- }0 K8 w4 u
- text-decoration: none;
7 ]3 n# Y4 }5 U: e - color: #ED3E44;
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- .nav-item {" {( R! {9 g3 ?# K
- padding: 1em;
+ ]9 Q& y5 |' K- Y - display: inline;/ r8 C. h/ v) X) J- v
- }3 S8 F2 C' _ K9 u0 @& c
- .nav-item-dropdown { X7 L' N9 w V' H# d/ r$ T& }
- position: relative;7 w" b+ Z6 I0 d- ~) U- G# j% h7 ~1 |
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- .nav-item-dropdown:hover > .dropdown-menu {
3 f9 |# c U5 K8 N7 y) m - display: block;5 x/ ]3 n( o# Z% c. }8 N: J0 e
- opacity: 1;
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- .dropdown-trigger {
5 {9 C3 i" I0 j! O: [# L - position: relative;, L0 B. Y7 y" A& ]) O
- }
0 b! M$ ~( M) O; J* a - .dropdown-trigger:focus + .dropdown-menu {
; W) c9 H# _. w3 g - display: block;
- D% w& [9 X+ C1 F9 r" } - opacity: 1;
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- .dropdown-trigger::after {: {9 S* W6 e9 I0 J5 m. T% X6 K
- content: "›";, I3 h4 O5 O" o8 V& A
- position: absolute;
) {1 u& E* Z) _) |4 t! n - color: #ED3E44;
) l- m& ]/ \& x/ @" k$ S% }# | - font-size: 24px;) M& H$ w, N' }8 r" p$ g
- font-weight: bold;5 v& R ]! Q7 ^* w
- -webkit-transform: rotate(90deg);0 y- m1 @8 A6 }1 w: k: t
- transform: rotate(90deg);
( E" H: L2 q; J$ V+ i: a& }/ y2 D - top: -5px;/ v# D$ R2 l% S5 Z& g1 M1 }
- right: -15px;
: q. { L. i/ T, G9 E( t) L& A - }
9 w5 H4 S" U( d8 z# ?/ t1 l - .dropdown-menu {9 f* f& H; y: ^ C
- background-color: #ED3E44;
# N1 G( }* {4 f- F0 O2 P - display: inline-block;& S+ [, _# B( ?) R
- text-align: right;4 k: W6 r5 U2 H
- position: absolute;% G/ X1 l: p, H. V, {$ @8 [
- top: 2.5rem;
K- J$ I: c' G E - right: -10px;' S7 B% ~/ v6 I. @* d9 j2 a
- display: none;+ x9 p) B# \. |, m1 `
- opacity: 0;
& S O4 i3 p4 B$ }0 o - -webkit-transition: opacity 0.5s ease;% R6 {/ D: P5 Y0 g0 q& h
- transition: opacity 0.5s ease; z1 z8 Y0 J# o8 p" v
- width: 160px;
- }! n, ~7 G: ^2 e - }. c3 q3 t" ^8 a9 T3 F
- .dropdown-menu a {& t9 Q4 K$ v! T
- color: #fff;
6 z* l s8 M2 F, w% X* q - }
5 S" x4 O# B" H3 H/ ] - .dropdown-menu-item {9 e% e0 R% v% Y+ Q% N/ Z
- cursor: pointer;
# \2 z4 l( F- [4 P - padding: 1em;
7 k9 n: t, E2 y# \# c - text-align: center;, a$ B* ?$ h5 c, ^
- } J1 M0 B8 L$ H; Y
- .dropdown-menu-item:hover {
& d; d9 \2 q9 d+ E - background-color: #eb272d;
& C/ V+ `/ b) h; C - }
复制代码 / r2 D$ u k+ \9 u" J% w
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
# S8 M! o7 P8 P! L/ z& L* C6 m - <!-- Checkbox toggle -->
. N: X* F! [3 D8 P( q - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">9 Q+ ^" v; H K2 |; W" ^
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>& E. W) Z) r: K2 x* _; w! Q
- <!-- Content to toggle from www.mfbuluo.com-->2 W9 D7 k$ f. _' _- L% [9 r
- <div role="toggle" class="toggle-content">
9 M C5 V8 I* [ - BA-NA-NA-NA!) l% j. r( U2 U; a3 S ~
- </div># ?! { O! F3 E1 g+ |8 ]
- </div>
复制代码CSS代码内容如下: - .toggle {5 h$ N2 o6 ^- P) H( H7 Q p
- margin: 0 auto;
" q, ^# F4 ~6 K+ X( @+ h& y/ D - max-width: 400px;
. d4 L6 a9 h2 g3 s/ J5 u1 ` - }
! F) t! [& p/ e/ [: j- }" q6 L - .toggle-label {
2 z3 O1 { f, Z- a: E6 ]0 V - font-size: 16px;" Q/ T" e. w6 g* T8 P1 @. T
- background: #fff;$ j5 B: @' ]& Q
- padding: 1em;
' q8 |7 c/ U: Z - cursor: pointer;
1 s5 w( c7 h8 u4 l - display: block;- O$ }( z# y0 h3 l; c
- margin: 0 auto 1em;
. f6 ^0 ?( ?$ L0 U2 n( z - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
0 b6 g' V; w+ g8 j# [ - border-radius: 4px;
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- .toggle-label:after {) o n" v" B) y( x+ [3 e
- color: #ED3E44;* y6 Z# W5 e) r% o7 u# W, V
- content: "+";
' ?9 O: I( ?# x# ? - float: right;- x, k9 A$ w. O2 F
- font-weight: bold;
% k! h+ o. f3 [8 n9 Q0 g. i. ~ - }
8 a( H9 l- ?1 ` - .toggle-content {; y9 r, u2 p I2 A- F) N: E
- color: #B0B3C2;! J" i9 Z, h& w1 \& Q2 T! o
- font-family: monospace;" R$ J* E8 b e+ Z. D5 n, u
- font-size: 16px;. B/ W9 t5 q' b( X; V/ W8 D
- margin-bottom: 1.5em;- A, m! b+ N! c, a
- padding: 1em;
, f1 `% I! `/ e G - }
b' @/ z7 U$ }1 m) T! \; r5 x. ], C - .toggle-input {7 ]8 i: e9 o9 L+ C2 a
- display: none;# ?, m/ C @' c. C
- }
9 e; w+ `/ {$ o" |7 l$ O& U: h - .toggle-input:not(checked) ~ .toggle-content {7 S% K! E" N" E
- display: none;
+ O0 q( z! }; f0 b - }
8 i) N) u* F2 R- o3 `! j! H - .toggle-input:checked ~ .toggle-content {! R A. N' Q7 w2 I% W1 K9 s" ^
- display: block;3 z$ _; J" J% b$ g
- }: D4 p7 |3 m) {( A: Q% q! r6 ~
- .toggle-input:checked ~ .toggle-label:after {/ u* I" F6 v9 Y& k6 G: F: h
- content: "-";
Z+ t1 T5 p& _; K3 B' E - }
复制代码
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