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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!">; T E6 A0 D; {# P
- Label for your tooltip
: p% ~. u+ q! J) n - </span>
复制代码CSS代码: - .tooltip-toggle {3 l1 X c" f9 B6 ^/ \
- cursor: pointer;8 u: b5 E: m4 o! k4 [7 t8 f3 W8 ^
- position: relative;
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! ]4 U2 U/ q4 x S. V8 P - .tooltip-toggle svg {4 C6 Y2 { a: k# V$ d( n$ u) @
- height: 18px;
% B1 i& x0 \& e4 ] - width: 18px;7 i& P5 o/ I. F! ]8 V8 l R
- padding-right: 0.5rem;
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- .tooltip-toggle::before {
) J2 V) l! P+ B9 v0 Y& z - position: absolute;
/ H1 Q( T' V9 f, [4 p5 s% ^ - top: -80px;
& s. |* A* j' e2 Q5 V - left: -80px;
2 Q5 H$ q! d) e) _9 d7 y g - background-color: #2B222A;
~. | @ C/ F1 K - border-radius: 5px;7 o6 e2 d, E# X. d
- color: #fff;
* q+ F3 @" G; g% f5 j) V D3 v - content: attr(data-tooltip);
5 H3 J7 ?1 w- y$ e0 Q, m9 f - padding: 1rem;
/ r" J& |3 |; E - text-transform: none;5 v: M9 _3 C! T+ N& m: L
- -webkit-transition: all 0.5s ease;, D) U( }; }. h8 p7 U* ]- L/ d6 h9 i
- transition: all 0.5s ease;
: ~1 H) P$ z5 U# B" q - width: 160px;
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7 w& J% L% z% {9 H6 F. ]' L! K7 r0 l - .tooltip-toggle::after {# g4 z8 ], B& s4 T. U9 k
- position: absolute;
% A/ j. j; _8 J - top: -12px;
. b2 f& x9 u* L& D) D - left: 9px;- c* P+ ~4 c4 U4 D+ \
- border-left: 5px solid transparent;
|0 ]/ X# ]: v5 y) `& ~/ v - border-right: 5px solid transparent;
" A1 A( q5 v& Y/ w/ \8 X! V \: [* o - border-top: 5px solid #2B222A;
6 x$ X: E& A0 B3 s& D - content: " ";
g* D" f0 t; v# @ - font-size: 0;% {7 I5 h$ s, G# x/ c
- line-height: 0;4 c$ m$ q" l$ j$ e
- margin-left: -5px;
5 h* B( M8 k* K9 a9 W - width: 0;
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7 ^3 h2 B9 p# q5 T, ?, z! b - .tooltip-toggle::before, .tooltip-toggle::after {
; K3 b3 h- `9 x8 ]4 \. f9 y - color: #efefef;( o2 [8 Q% c- s
- font-family: monospace;
" f3 r& K" F% e0 C: | - font-size: 16px;% ^. n5 L% {/ q
- opacity: 0;
; b9 X- A5 a9 l - pointer-events: none;
, c: }0 }; n2 a* G" k - text-align: center;1 E- w9 i i6 A* N. n- R5 w
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {$ h G) l; e s" R" ]. b9 U, I, i
- opacity: 1;
( _: y% F( q2 ?/ Z1 U& f% B" ^+ J - -webkit-transition: all 0.75s ease;& g: u6 {) C m7 I; o1 g
- transition: all 0.75s ease;
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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">
% f+ `2 {3 c4 \2 \ {' z4 x- h- n - <ul class="nav-items">0 x. K1 T1 t9 u" g
- <!-- Navigation -->7 g( {/ U) L+ G. D% ?5 u# W9 D
- <li class="nav-item"><a href="#">Home</a></li>% w( k2 O1 ~2 O9 a
- <li class="nav-item"><a href="#">About</a></li>
! H4 e) I8 s& A5 g, I1 T' N. W - <li class="nav-item"><a href="#">Contact</a></li>" h# A4 e8 F7 R( L$ v
- <!-- Dropdown menu -->3 g% g# {: u% }7 b2 G1 r, A$ F6 Q
- <li class="nav-item nav-item-dropdown">+ Q, e& c9 A# g- [
- <a class="dropdown-trigger" href="#">Settings</a> B; m+ n; w% |0 p
- <ul class="dropdown-menu"># e G2 b8 w2 A
- <li class="dropdown-menu-item">0 U- Y& q9 u& P- L# s
- <a href="#">Dropdown Item 1</a>( ^ n5 L# [1 n/ Z7 G! [) t/ S
- </li>
T3 X x7 @ Y) }4 C% ]0 V - <li class="dropdown-menu-item">
; x4 g) S, D! a# D, a7 ?. o) ` - <a href="#">Dropdown Item 2</a>0 n) H! @8 k5 p/ |* f
- </li>
4 T4 o6 t+ N9 c7 L - <li class="dropdown-menu-item">
: [- @3 ?3 O$ J- a) x7 A5 T9 D - <a href="#">Dropdown Item 3</a>
& z3 n: `: u' g s) m8 K; Z3 ] - </li>$ Q1 r% E: y8 n e: z) q
- </ul>
" e! n' N5 |/ m( Y - </li>/ @9 C' u! j+ U( H( s
- </ul>' X, O+ ~6 _' A. G
- </div>
复制代码对应的CSS代码如下: - .nav-container {
: ?% {7 Y- I+ z/ j1 w+ C. C$ X - background-color: #fff;! z2 W+ P" Q2 H2 _( e/ E
- border-radius: 4px;
2 ~1 Z" N; P q8 d! I, G - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);8 M4 R0 s* K& C* w
- padding: 1em;
4 x5 I6 l+ h- F" U) M - border: 1px solid #eee;
4 J3 [; F$ B" g1 @# n - display: block;/ D4 z- H6 g$ j. P' @
- max-width: 400px;
3 J: L* j% h0 @8 V/ d8 _! m p - margin: 0 auto;
* b( D5 p( w" y4 r - text-align: center;
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- ul,
# Z5 m: x) N$ S+ @! q) }) Q - li {
$ I2 m6 A2 t- `. z: N8 j: s3 y - list-style: none;/ D$ `8 o- Y& v) o( f
- -webkit-padding-start: 0;
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- a {
3 V g3 r' u5 s - text-decoration: none;
3 x0 X a, m9 c - color: #ED3E44;' z# Q r2 ?( a
- }
9 \ G3 o' U) t+ v. {* o - .nav-item {
2 M0 }# S- `1 X) d - padding: 1em;
- { p- @6 \7 w0 N; F2 A - display: inline;
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7 `! Y' l) X7 V& S - .nav-item-dropdown {
. ~; w9 r/ X5 `' z' {. C - position: relative;0 d3 `' `0 }8 N) v1 h
- }
6 Q- @2 \ R2 h: I - .nav-item-dropdown:hover > .dropdown-menu {
- C3 p5 Q( a+ @# {9 m; ` - display: block;- o# ]$ Z! T Z
- opacity: 1; y( Q! j/ B* f' c. L
- }
- u/ D% g& y7 m1 E W - .dropdown-trigger {$ ?! A: q( Z9 V
- position: relative;; Z, C# R: [' j3 E
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- .dropdown-trigger:focus + .dropdown-menu {' j# W0 H5 y3 N- C* R
- display: block;
" j9 i/ z! p l# G! M - opacity: 1;6 J$ o! K, ^7 d2 B6 c
- }
; b. [5 b# A4 m, t' l2 j( o - .dropdown-trigger::after {$ [3 }6 }; B% N# p6 q F
- content: "›";& k( |' Q) f3 O- F/ u+ i! _3 d
- position: absolute;
6 d- L/ |8 t1 o- u" _' z - color: #ED3E44;2 m0 ]8 T2 c3 H: N8 y1 x$ C
- font-size: 24px;5 M% e/ F' f% A5 z7 X' L' e
- font-weight: bold;
% [" [3 t Q* P: Y2 f0 n - -webkit-transform: rotate(90deg);3 j: E: Q. r& G2 n3 S
- transform: rotate(90deg);
1 M, u3 {- y6 O& V& _ - top: -5px;- m5 S/ Y1 d2 G. I$ P% O; i
- right: -15px;
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) l5 }5 A2 }+ V) E. i+ Y; N' T7 b - .dropdown-menu {) c4 d9 S3 g8 ?+ F- ~
- background-color: #ED3E44;3 u$ @; B O9 `
- display: inline-block;3 b$ q0 Z, G* K; z- b% u
- text-align: right;
; T- U- |& \0 J8 M6 } - position: absolute;: T9 l) ^# k; z5 q# Z" K- Q
- top: 2.5rem;
$ S: P4 R3 S1 x; c; ]# Z - right: -10px;
5 |- L2 b( t) p; ^! F - display: none;4 g1 P3 i. X+ E/ |9 ]" L0 U' v
- opacity: 0;
$ J, b7 G3 t8 S. u" R9 z - -webkit-transition: opacity 0.5s ease;
1 M8 J: V S8 P) ~8 \ - transition: opacity 0.5s ease;
% z4 k- t6 F4 s4 m) P5 ? - width: 160px;
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- .dropdown-menu a {
$ x$ ?: t. K$ M$ z - color: #fff;
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- .dropdown-menu-item {; T k' c2 C" |0 F* d, @, [
- cursor: pointer;
* h$ m' {1 e% U; H* P - padding: 1em;: `* {& X1 W7 p
- text-align: center;
3 N; J) X9 _$ S$ D - }
4 d" ~# w% |: @% p2 [) d - .dropdown-menu-item:hover {
9 o* c: I7 }4 w - background-color: #eb272d;
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复制代码
: _2 r7 e9 p# |; L. c% Q0 P" }可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
1 F( D* E4 l5 e8 ~ - <!-- Checkbox toggle -->$ m" o) g8 p* r5 y( h( u- N6 K& d
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
! ?7 g! k k3 r! V" f - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
- r) D7 v X) [ v% p - <!-- Content to toggle from www.mfbuluo.com-->
6 I- E- S5 p$ n% y - <div role="toggle" class="toggle-content">; H1 c8 b1 c5 a( \+ f
- BA-NA-NA-NA! n( u1 T6 J( y) _
- </div>3 a5 @4 @* K3 i1 d' h! t
- </div>
复制代码CSS代码内容如下: - .toggle {, t1 r/ |4 O& ~' B/ e
- margin: 0 auto;
- Y5 N0 Q, N! Z5 L. f7 n% z2 u- C - max-width: 400px;
; S7 B- O: ^$ q8 j! m+ P1 d - }
) [8 Z+ V" [7 R" n - .toggle-label {0 w8 S3 R1 M. c! E
- font-size: 16px;& m& ?1 x) J" L% L# {! z
- background: #fff;
! S8 H4 F% o5 t. ?4 M - padding: 1em;
. A. q. V- E% @; m+ z; k - cursor: pointer; S$ \4 Y- _& u, C
- display: block;2 [5 W' @5 e& e- L( g# |
- margin: 0 auto 1em;
. K6 ~8 g! t0 i5 _ - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);) @% A" m9 R' Z* x' R7 y+ A* X# f+ c
- border-radius: 4px;
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- .toggle-label:after {: R P: t2 k2 o% s5 m" Q
- color: #ED3E44;! t, Q, j1 j- a M
- content: "+";
) r6 J2 Q; R$ g' Y( k" S3 @ - float: right;
! M) }3 r! Y0 m# }/ }& q - font-weight: bold;8 S2 `& X7 `' U. t- M& Q9 @
- }, |0 E/ h: C( o# R
- .toggle-content {( U. N2 o$ {+ {) P4 @
- color: #B0B3C2;6 g2 O# D' C' D. y. g
- font-family: monospace;
; k5 }2 s$ `! S* n3 p - font-size: 16px;
. u- V: t; {- R - margin-bottom: 1.5em;
' ^. W5 _ ~ v8 Z' G' o3 C - padding: 1em;
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- .toggle-input {4 |+ e2 C9 w) V4 H! r
- display: none;
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. p& p' y# F+ o0 h0 N0 p. E6 E - .toggle-input:not(checked) ~ .toggle-content {" h& G, \& J6 h
- display: none;
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- .toggle-input:checked ~ .toggle-content {' f- H3 K0 J6 k" V! v0 a8 _! V
- display: block;5 r- Y, Q* O8 S/ N% X
- }& }; k) C. w# B$ e- Q
- .toggle-input:checked ~ .toggle-label:after {
* x2 m, R" u5 O - content: "-";
8 g5 w: h2 `) a- [$ z4 d8 @- Y - }
复制代码
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