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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!">
$ i. A* ]0 v$ S. s+ y( D - Label for your tooltip
0 E+ a& F' W$ I - </span>
复制代码CSS代码: - .tooltip-toggle {
4 u7 e; M- G$ o! E% H - cursor: pointer;/ u9 x5 B S& s c+ p; G ^' B3 L
- position: relative;( ~" p. o1 E @8 L
- }: p0 l( q" t. x) ~$ t2 s
- .tooltip-toggle svg {. l2 L! y! d3 ^! T% |# e
- height: 18px;
0 l+ s# i! _& {* r! E' d - width: 18px;/ j, @4 k3 S! }+ o0 f" H! J/ {
- padding-right: 0.5rem;. p/ f$ m- I, ?" [: ?) B: t3 s
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- .tooltip-toggle::before {
6 P1 }5 |+ O2 r - position: absolute;" `: L4 m! k. a& D
- top: -80px;
" _. n' f5 ~: z/ N, N) O6 n - left: -80px;, J% e& K9 P) Y3 w# `9 L) ]8 ~
- background-color: #2B222A;
3 D! p/ @+ V0 K" r. I# I - border-radius: 5px;
5 g2 v& F1 ^5 o8 J - color: #fff;
, j$ P* b7 R( U. H - content: attr(data-tooltip);
! J2 O$ G2 y w9 a! C - padding: 1rem;
2 a0 C+ N5 K% I a9 j7 |. M3 N4 c, R - text-transform: none;
7 e! t9 O+ M$ U, N. y+ ~ - -webkit-transition: all 0.5s ease;1 e/ Y2 J# g. O9 q$ t4 C/ L: ]. b e
- transition: all 0.5s ease;
- ^! P0 H8 O) u0 P" d - width: 160px;
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- .tooltip-toggle::after {
* s6 D I: T9 L6 F6 v - position: absolute;
: C* U3 _7 x2 I; J - top: -12px;5 U. | ]9 y- X; t% m- U
- left: 9px; Z# v& J7 ^ [% c6 B t8 C
- border-left: 5px solid transparent;& Y! q$ e6 y a# o& }& P
- border-right: 5px solid transparent;
: p- Q ?/ G( w/ D8 \3 U - border-top: 5px solid #2B222A;2 V4 I$ x# R/ r$ `( R1 f/ R! z' s4 C
- content: " ";% ]0 o1 h- H0 Z5 D1 O5 U% s: r5 p8 {
- font-size: 0;
4 R$ }. k' _3 K/ ?; Z4 F - line-height: 0;& l# T8 h9 }- D5 f
- margin-left: -5px;
. Z* ]3 U: v/ g) u - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
4 k* a" F3 ]6 E* g - color: #efefef;+ h4 K! L8 C# C! ^
- font-family: monospace;( m3 p$ A! C7 m1 o0 x/ h
- font-size: 16px;
( b% ~( ^' i! Z - opacity: 0;
5 D! U- _5 G4 j - pointer-events: none;" X( D* U; J7 n, Q" c4 K j
- text-align: center;
0 D7 }* x0 w% n) @ r - }
: O7 \6 [/ \$ Y6 L: K6 N3 z - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
. D9 {3 S/ R% H6 T0 G - opacity: 1;( b, U9 N) ~* j3 j; `/ L+ E# o
- -webkit-transition: all 0.75s ease;
+ e2 o2 Y" Y* J. @9 s - transition: all 0.75s ease;
5 O, u% }4 a3 `4 K: v) W/ H - }
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">: @" @1 k- K8 ?! w' K8 I3 \9 w: ~
- <ul class="nav-items">
+ K1 a" ?) n& C4 j) v3 e6 v - <!-- Navigation -->/ r+ b) H% z8 O C. w+ a2 \
- <li class="nav-item"><a href="#">Home</a></li>
; J7 M) \2 `8 Y T0 H - <li class="nav-item"><a href="#">About</a></li>; W: r- O$ o1 v2 Q- ?
- <li class="nav-item"><a href="#">Contact</a></li>
" j p( f, N5 b7 [4 H - <!-- Dropdown menu -->& M! w& s6 f: I% i* h2 z' W8 G, x% [
- <li class="nav-item nav-item-dropdown">8 }& i, e! }0 }# B' f. A- j# Q# p$ H
- <a class="dropdown-trigger" href="#">Settings</a>* v2 ~# Q) j! z! ?
- <ul class="dropdown-menu">
. W- ^/ g2 W @2 {+ n - <li class="dropdown-menu-item">
- \6 {* h' r6 c7 x5 [+ e1 X - <a href="#">Dropdown Item 1</a>; B" q8 Q% a$ H2 ~. O9 Q
- </li>0 B4 c3 u5 W$ V1 Q
- <li class="dropdown-menu-item">
0 L- n" Y/ Z. O - <a href="#">Dropdown Item 2</a>
. {. U5 g, E5 X" w - </li>: V6 Z( U& z. E& g3 ?$ r
- <li class="dropdown-menu-item">8 ~* a# j( f! E+ o6 ~
- <a href="#">Dropdown Item 3</a>
) e7 Z' P$ Y+ I& a5 T" X% S9 W - </li>
5 E! i& I8 ^" v9 h! ^1 V6 |: G - </ul>; h) \6 K l8 U
- </li>
5 Y C% z$ |+ S0 i1 N - </ul>4 v/ H* g' b% Z# x& @+ M
- </div>
复制代码对应的CSS代码如下: - .nav-container {
5 |# D$ P8 A9 j; \- Z - background-color: #fff;2 b4 G6 [( d; c' O: v7 H$ u& c
- border-radius: 4px;" ?# D: G" P8 d2 ? d+ ^ Z
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);0 U J. B8 T6 S6 d0 h' ~( J
- padding: 1em;* _1 u. D) T) u+ @ Z7 V7 _
- border: 1px solid #eee;
2 M" x1 |: B' J - display: block;3 F6 X4 ?1 a% X P( j+ ]9 G
- max-width: 400px;! {3 j# e8 {% w; ~
- margin: 0 auto;
( b4 |& {5 _1 b$ R5 v - text-align: center;/ q' J+ k+ s! A [
- }
/ i" ^1 g, f. z# u - ul,( n, I D6 h" c
- li {4 a j: G1 }: X. H9 q9 H. }4 S# s0 [
- list-style: none;
6 D7 Q9 G+ I7 j# z' k; r( p& f - -webkit-padding-start: 0;, g: |0 W' G! ~" |8 W: |$ M
- }. _: q5 V: }' S' M0 u
- a {/ G' C p5 o {- y" v: u* D
- text-decoration: none;
/ a9 U1 n5 ?- e9 K$ A - color: #ED3E44;9 h* U/ o% Z/ Q; o! c& L
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- .nav-item {0 D* M5 a2 F3 a% @' g5 d
- padding: 1em;
5 P8 V" }+ o: A8 u - display: inline;6 F: [( R' k; Z2 {7 J
- }
0 Z8 a1 I) c; Z: H - .nav-item-dropdown {3 [& X5 L: n+ y- x
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {& B* s1 y/ g4 }
- display: block;( {; W! K! G# E( c d4 I# B; _" Q
- opacity: 1; a0 {# A4 D u$ I
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- .dropdown-trigger {
. ]+ w5 \& E+ ~& Y1 W# @ - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
' F5 }+ [! q4 S" Y) ` - display: block;6 w, H0 \2 q, ^" p7 o. f5 a z1 A
- opacity: 1;# P8 k% N8 }' h. `0 I! J
- }
5 J& c& ?/ h- G. n1 } - .dropdown-trigger::after {
5 C0 o8 X* R# f' r. B1 l - content: "›";" X. o. j# }* M+ P. [
- position: absolute;# f" m! [3 h& H1 E U
- color: #ED3E44;
4 N& T0 F3 n4 S c - font-size: 24px;
/ M; Y: a, t' I2 n" u: X4 x - font-weight: bold;
/ t" Z7 r3 c" R! \ - -webkit-transform: rotate(90deg);6 k: F0 e7 ?, _7 H
- transform: rotate(90deg);$ T' M9 y. z7 `5 `8 W" n- h
- top: -5px;6 C$ W7 e. v, S8 G$ ~6 u
- right: -15px;4 @) s- r) i g$ N, s
- }+ k: f- h' o S" N7 D9 a, N# a
- .dropdown-menu {' G+ P+ a9 i& l1 I3 d- E
- background-color: #ED3E44;
0 o& U% {* k5 U( `. C- d - display: inline-block;
+ u/ b6 r7 c! n8 f3 A& y( M$ y% y - text-align: right;* B5 j' Y) r. P7 p. o) b$ S3 F+ T0 \
- position: absolute;
7 D+ i& } p1 m5 X8 o& I! e3 N( a - top: 2.5rem;
4 ?5 j# g6 b6 [ - right: -10px;
( b9 @( j5 d# v/ y - display: none;3 i, K# ^) f# E3 q
- opacity: 0;: a- x% H2 u8 G
- -webkit-transition: opacity 0.5s ease;' d- L. [- k- y! M0 R! q
- transition: opacity 0.5s ease;
# V* \! Q+ w4 ? - width: 160px;
& J" j$ o6 P% p$ W0 {! x - }, q# w8 a$ z2 S* I
- .dropdown-menu a {
3 N# O d" D, [ - color: #fff;& ]# k1 \) t" n" G& ?: @
- }
- V: b6 B. f2 f# `4 j( T! D( R; k - .dropdown-menu-item {2 b( J7 ?) ]+ T/ e$ t6 q: E
- cursor: pointer;/ c! H. I3 m6 Z' l. @
- padding: 1em;
: S3 g: h" T4 v - text-align: center;
/ H' I2 \, _# p( m2 s; N' u - }
( X8 w/ j" K. T/ n - .dropdown-menu-item:hover {
+ |& G( d) D8 g8 w2 q; R, ^/ V - background-color: #eb272d; X; H* a7 v' T; A, ]6 d3 ^
- }
复制代码 " q7 d5 S7 V9 k+ p' v
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">! N, P3 Z: J3 x; j8 S9 _3 a1 G
- <!-- Checkbox toggle -->
3 |0 }( G) n7 o7 `! O/ _ - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
% O9 [$ s2 e) [5 ~: J - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>: O! y/ r7 E9 j
- <!-- Content to toggle from www.mfbuluo.com-->
& @6 w0 A! ^7 p - <div role="toggle" class="toggle-content">- v% | b3 L- F& S/ P0 O' p6 d
- BA-NA-NA-NA!
4 O# C5 ]% d0 ~* N" g8 J - </div>. f p% k( O" l5 @6 p+ ?
- </div>
复制代码CSS代码内容如下: - .toggle {
# a9 Z# |4 ~( r, U5 _ - margin: 0 auto;
8 m8 v0 R9 v" l: j - max-width: 400px;* n1 V# V% a8 @1 e4 f& u
- }
$ T4 Z( |: V! Z8 X. D - .toggle-label {: [' T" k p+ D8 s
- font-size: 16px;6 H6 g' I& U) [! F0 X5 N( A
- background: #fff;
5 J) I4 x7 s; ~3 h0 [& { - padding: 1em;
) a0 C* |! G$ R, s! f - cursor: pointer;! i) C: G$ p$ {" \& K
- display: block;! a4 b7 i& L+ P9 O( ?
- margin: 0 auto 1em;
5 Y: _" w( W) P8 V- p$ O - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
9 \4 E6 Q% ~, q1 x! h - border-radius: 4px; x* F% Q5 y3 _- g$ a3 A
- }
@1 a* D- r& N D* Z/ f2 ^ - .toggle-label:after {9 W: R# r0 B2 g' Z# d6 P0 i
- color: #ED3E44;
5 z0 P$ c& {2 f( k3 s - content: "+";
3 ~" O& n0 v$ B+ o& R - float: right;0 D% F4 }1 V/ {$ a& l
- font-weight: bold;# w( S4 m. a( h Y! I& F! t
- }9 N9 o: u' C6 a" p
- .toggle-content {
* Z9 y4 k; Y3 T3 k: u# g h5 V - color: #B0B3C2;
, L1 Z" l1 n, F9 i \ - font-family: monospace;! h& j' Y1 s( d1 x' r$ y9 h
- font-size: 16px; Y' L: F9 z% B# N
- margin-bottom: 1.5em; A- V3 z4 g' C0 y- ]/ }: Z
- padding: 1em;4 b9 `9 B% `2 e# u$ Y
- }3 q, [. G T9 D$ W9 A* q+ p3 X9 X
- .toggle-input {
. N9 K" [/ i% P: T8 V0 Y4 p - display: none;
+ d! X; A( Q% o" u1 K0 O6 C - }
; k0 g* [ a) ~ - .toggle-input:not(checked) ~ .toggle-content {
2 w3 q( T/ P" u6 m! ] - display: none;( ]( {- ^) E# t
- }+ h1 {+ v2 L) w. T
- .toggle-input:checked ~ .toggle-content {
4 A4 j8 E1 q$ O9 \) U - display: block;+ F z/ e3 ?" p; y
- }
" t- a( C4 ^7 y - .toggle-input:checked ~ .toggle-label:after {7 |' u8 U9 V$ \- _7 k6 i; d
- content: "-";% O6 Q8 @$ U' E2 t1 E7 u
- }
复制代码
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7 f* t1 q x4 O/ m: l2 y) E: k* S+ g4 _8 U
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