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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!">
' h1 F' h7 a$ b2 E - Label for your tooltip" k, B# N) B" J9 V ^! p
- </span>
复制代码CSS代码: - .tooltip-toggle {* ~; t! v; ?- q6 W6 F [7 Z
- cursor: pointer;
$ }' I$ R2 k m( P; R: N7 T - position: relative;- A" W% \3 `+ P5 g* K7 c6 {
- }& @! Z; M o( o! P8 D! P
- .tooltip-toggle svg {
- q; ^" o2 i* K7 M. Q - height: 18px;1 A: L* [) P5 P O$ G
- width: 18px;
: `5 P, T5 @" h8 l7 { - padding-right: 0.5rem;7 b7 M3 k1 v; q N% S
- }
! ]7 i0 v' C1 u$ @3 r - .tooltip-toggle::before {
( R7 B: m' f9 G - position: absolute;/ G6 X; A9 V& t5 g# D
- top: -80px;
3 P- m4 F6 Z% {' ~1 q9 T7 R1 C - left: -80px;
4 m' W/ d2 ^! `3 b! Q% \. N - background-color: #2B222A;
4 E* c& g# q3 g( x3 B# w - border-radius: 5px;
6 J% w0 ^! W$ V. g! l - color: #fff;8 i/ G7 |2 w8 {1 R- T: s/ I% ~7 L+ k
- content: attr(data-tooltip);% I7 y$ s' \% f: ~
- padding: 1rem;/ Q+ v2 w8 l, b3 R
- text-transform: none;
+ q0 k& P1 ~0 ^7 ]4 J+ \, g - -webkit-transition: all 0.5s ease;
/ M" Y, u) J# R2 }9 L+ [ - transition: all 0.5s ease;
- z7 N7 F) G6 r/ K. e9 t - width: 160px;
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- .tooltip-toggle::after {
; \) I. Z- M3 a; X! K - position: absolute;
( V" F6 I2 `& Y- O' | - top: -12px;
0 Y! ?( H4 \! A3 s; _ - left: 9px;
- |+ S9 T, P- J, h( N% O1 U, X+ r. Z6 m - border-left: 5px solid transparent;. y7 V8 S# y2 D: h: _% D- c+ i
- border-right: 5px solid transparent;' S6 H3 v$ { `# l2 u' H2 V, ^
- border-top: 5px solid #2B222A;
1 W; v+ d6 I/ e* Q/ x( {& S - content: " ";
" O0 F+ \1 C2 `# [" a5 I' e# @ - font-size: 0;( b6 z A Y2 F& a- n
- line-height: 0;
& N6 g* I7 e5 j% _ - margin-left: -5px;
4 j6 E/ G, H* V, C' } - width: 0;; }# e! n( |/ F- U
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- .tooltip-toggle::before, .tooltip-toggle::after {/ D5 s x. r3 l, E; P- W' I
- color: #efefef;
2 r, A; u5 o# l# Q8 j; C$ M - font-family: monospace;; C, f2 ~5 l% D9 R
- font-size: 16px;1 g' X, L2 C4 W/ j. R0 w/ ~
- opacity: 0;& R: d7 W7 ]6 X% s z3 v }
- pointer-events: none;* T. O+ B) h3 o1 C# {- i8 n
- text-align: center;) U5 c+ [2 [7 }# b: ?. q
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {3 }! ?3 C3 L- ~+ E
- opacity: 1;/ _2 q! z# Z/ }; @. `3 ?
- -webkit-transition: all 0.75s ease;
+ d; d- n0 X" M, Y - 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">9 v! T: q0 c$ J
- <ul class="nav-items">: H2 N) E' c/ X* r8 h4 V
- <!-- Navigation -->
% E: i6 p2 g1 A5 E# ^- g$ `% T - <li class="nav-item"><a href="#">Home</a></li>5 {8 H3 Z% C: h( E: t* }& w% P
- <li class="nav-item"><a href="#">About</a></li>
+ I6 o* Y' `8 D! l, y - <li class="nav-item"><a href="#">Contact</a></li>
! p6 w% o5 z( q) v - <!-- Dropdown menu -->) o* z0 |) y* I- _. V
- <li class="nav-item nav-item-dropdown">
3 D9 U3 G% P w% p' n; N - <a class="dropdown-trigger" href="#">Settings</a>) @* ]' e' f$ c. _' V4 b. [
- <ul class="dropdown-menu">
' l9 y4 G& E6 s2 T6 ` - <li class="dropdown-menu-item">! E& @/ c* n2 B( @/ X
- <a href="#">Dropdown Item 1</a>
* a7 T# m/ A5 G# k/ R5 R! j3 J. X - </li>1 B1 ]2 m! \: W: N" x! {
- <li class="dropdown-menu-item">
( ^1 ~. r2 D0 X, r4 w! h5 [ - <a href="#">Dropdown Item 2</a>& y- K* C) Q4 ?
- </li>! K& K) w- j9 O2 `% a# W
- <li class="dropdown-menu-item">
" K+ V5 o u* y) k8 N9 N4 L1 I - <a href="#">Dropdown Item 3</a>( M4 h4 z- ~ U3 M' P
- </li>& y/ }) i& m4 t# r' Z7 H
- </ul>. L. `5 U4 @' a& ?( h' x
- </li>
( d3 B" p) M) G( X - </ul>9 P) p$ D# z b# V$ \
- </div>
复制代码对应的CSS代码如下: - .nav-container {. B1 x" X( o. U. j9 U" V$ T
- background-color: #fff;
8 W# V( S: B. t7 { - border-radius: 4px;
/ P7 e0 r, m- y9 s/ h - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
5 O n, [1 r6 T - padding: 1em;
1 X' e: G/ t0 n6 K - border: 1px solid #eee;
$ l5 [' H* R8 O! M2 r3 @ - display: block;1 R# j' |2 X9 a+ |2 V0 {& C
- max-width: 400px;2 |& v! R* }0 j6 l
- margin: 0 auto;
; R v" \7 j, S# Q8 i$ V( f9 M# @ - text-align: center;1 T. d/ I5 t$ [4 R* B
- }
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- li {
% z: T, Q. l' T - list-style: none;
/ D8 j# G, c; t* d& @) e2 Y - -webkit-padding-start: 0;
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- text-decoration: none;
. W5 e4 W1 S% u, I4 U( X& R6 | - color: #ED3E44;
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- .nav-item {& v* J9 T. s6 E' c3 e4 [ ?
- padding: 1em;1 ]" h2 C1 }) I: k4 m
- display: inline;
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- .nav-item-dropdown {
% {- {! s+ \+ u - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {" j) E% _ ^ k7 \/ Q0 x
- display: block;
1 h. j' d! H6 v/ \9 M+ {! f, v7 { - opacity: 1;
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- .dropdown-trigger {
3 F6 F) X! a$ a7 `" B; `6 {* x - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
$ C7 u- a0 ~* B" i# E- O3 ?# }/ e( F4 K - display: block;8 ?6 [2 k4 A* t
- opacity: 1; w0 e, X# W4 A/ d4 s! Y: _
- }4 t- u% T2 N6 P. @* {8 {2 s
- .dropdown-trigger::after {% A6 s( C: _) d9 e9 h$ t; G# Q! p
- content: "›";
T; B7 R7 M; L% a+ s; U; Z6 [ - position: absolute;
) f2 }- V9 c7 A6 z - color: #ED3E44;
5 G$ _& y- Q* m$ u- X - font-size: 24px;+ S" w V$ {9 N9 H9 l
- font-weight: bold;
& n2 @; q2 s" I6 _9 {/ d - -webkit-transform: rotate(90deg);
- w8 }/ K1 T% c - transform: rotate(90deg);
! r0 e# {8 D+ f4 _$ X& n) t; s7 i - top: -5px;, r0 M; I {' b# I8 v% A
- right: -15px;
" O+ c x; A- Z+ D2 C0 z, f k3 } - }( ~! m7 k/ Q* J6 l7 Y/ `
- .dropdown-menu {7 {4 J% K+ S1 I
- background-color: #ED3E44;
S- [( L7 W$ P) x' A+ i8 w4 _9 a L - display: inline-block;
+ i& f$ N7 y% A$ l/ Y - text-align: right;
* {. m3 F. V3 A+ m1 j - position: absolute;+ q. y6 x- u& V- i% `3 B8 E
- top: 2.5rem;6 V+ u( T& _1 ?5 I" z: o" Y
- right: -10px;
- K) m; r ]4 g7 ~1 ]6 W8 E - display: none;
( ?# C% {2 c( n! H* } - opacity: 0;- Y+ K2 U' l+ r/ D; v+ ]5 \9 l# u
- -webkit-transition: opacity 0.5s ease;+ ^) T+ ]9 }6 K0 ~* R3 V, R
- transition: opacity 0.5s ease;
5 _2 k7 J+ P0 n4 | - width: 160px;
- k1 E, i) {6 ?+ c - }
' \4 ~5 R/ G# z - .dropdown-menu a {
' L5 E, s: W; U5 D" z! H* r' { - color: #fff;3 I0 |$ C; Z* z: N1 {7 m
- }+ b; R5 f3 h' e9 N' r- l: S
- .dropdown-menu-item {
* X( \4 m5 l+ s$ d# R, c# w - cursor: pointer;
4 a5 G6 }- D( y% k4 B+ k! l2 i& T - padding: 1em;
* Q7 l7 l+ V r0 O5 a - text-align: center;# M4 R" \. U+ n! Q
- }
1 w- F6 R: C5 w: z) B) w - .dropdown-menu-item:hover {4 d8 _+ G O' @2 ]) ?. T
- background-color: #eb272d;" v% {, t5 o* S$ p; _4 i* T
- }
复制代码
& s! h2 \- _" Q- Z# c可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
$ [/ u0 n m! i - <!-- Checkbox toggle -->
, g/ L; v0 ?7 } - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">- s; W/ Q' Q# Y! ]+ m# N8 U; u
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>) H& H. |: G8 l' t3 i$ V, g, w. g
- <!-- Content to toggle from www.mfbuluo.com-->5 @- ?1 E/ N# [" P
- <div role="toggle" class="toggle-content">
5 ?: V/ Q( K6 D( g- ~0 n) v - BA-NA-NA-NA!
. M% h# v( z1 k6 j8 k; \. _/ D - </div>
" J% Y: l; T' h+ v - </div>
复制代码CSS代码内容如下: - .toggle {
0 k s8 H) E2 @, W* u - margin: 0 auto;/ Z; o" Y: j1 {- U: r
- max-width: 400px;0 {- D. f. ?$ ~) Z# R) X
- }- S5 o6 d/ [) B7 I
- .toggle-label {
. n1 }4 V4 ?+ t5 T, X/ y3 U/ j! X% S2 M - font-size: 16px;) }% N2 k/ m( M5 m% P
- background: #fff;
$ K0 ]5 I$ Y& d7 z d - padding: 1em;
$ z3 P8 H. `( g$ H - cursor: pointer;, P& e) P" k/ C# \) \/ D: z
- display: block;
# u$ [1 R( A% G( u - margin: 0 auto 1em;
# v. B& ~# d! Z1 A& I7 N - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35); z0 t) I( K' `
- border-radius: 4px;# l1 A: o& w- s. S- k
- }- R; L6 z) N* _7 q- j0 e
- .toggle-label:after {
( w3 ~) \! D1 J- k1 w- _ - color: #ED3E44;
. u" l. Z6 G9 f' Y3 X, O5 q, j/ w! P - content: "+";( T5 w7 u' B" S) y! e/ `; i6 Y/ ^
- float: right;6 Z5 M- [2 V. U& K; g% K
- font-weight: bold;& Q* M6 l9 N% w s, j7 ^3 b$ b' G8 w
- }/ I8 d0 [; x0 o2 R& W8 b
- .toggle-content {
0 W4 l. v6 I5 |/ u, g( K; \ - color: #B0B3C2;
4 |7 C# J3 Z& I) l5 d+ ~ - font-family: monospace;, Z# L$ C5 ^2 ~' U
- font-size: 16px;
/ z; W6 u; e: v8 p+ u' f - margin-bottom: 1.5em;
! g, \$ a, w: N) F* _/ S9 `. r- A& G - padding: 1em;
' g4 l: r" h, j; K - }8 e# x% k. q: Z& G
- .toggle-input {6 p" F; N* g( E2 k, W. k& V. _# u
- display: none;
- {% r5 ^( t7 o1 D - }
6 V# r) b' ?& J2 A8 {9 ~ - .toggle-input:not(checked) ~ .toggle-content {0 k$ p# G$ f7 F
- display: none;
9 X$ |7 a6 p& q/ C - }
& r D# m& N8 z! a% A$ @) w - .toggle-input:checked ~ .toggle-content {
+ j* G! R4 Q; i" \+ @ - display: block;
% o3 V* ?( U4 c0 E! B0 v( i - }& g+ ?0 w p8 h$ Y, o
- .toggle-input:checked ~ .toggle-label:after {
( ] x/ C& E) b2 Q- y - content: "-";
4 L3 V7 t- ]. ?% [9 y - }
复制代码
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