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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!">
$ a( o! r! P5 b$ U, X( u. I - Label for your tooltip
# `1 j7 `+ D; u. w* m& V# l. D9 P - </span>
复制代码CSS代码: - .tooltip-toggle {
$ x; ^3 [# o: S* w+ a4 G8 G - cursor: pointer;
$ |" Z* C1 U5 y4 x9 l7 _ - position: relative;+ b& Q$ t' {. L1 Z/ K
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- .tooltip-toggle svg {
7 G9 K: ]* `/ V9 b- p - height: 18px;
( o6 z& D5 H. |3 R& U! Y; L - width: 18px;; } ?" p0 q2 i; `3 A& o
- padding-right: 0.5rem;
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- .tooltip-toggle::before {
' p. ]+ U$ e9 X- W9 j - position: absolute;: [- l$ m5 e; Z7 K) i/ }
- top: -80px;
) j" w# O. u( U5 Q - left: -80px;0 C% m3 p: f: ?0 j- y
- background-color: #2B222A;* V/ C! ^9 Z! L8 ~) x2 C9 n
- border-radius: 5px;
% X2 Q! o: f; w% x, l) n% U/ ` - color: #fff;
% E8 ]5 r$ v C4 ?9 j - content: attr(data-tooltip);
2 e/ j9 [ {. i) m$ l - padding: 1rem;
" ?( N. ] a, j) U) j7 Y - text-transform: none;
8 B( E3 s* H; S% F( x4 e - -webkit-transition: all 0.5s ease;
/ T6 {4 Z; A* S - transition: all 0.5s ease;
6 E" F; Q i. L/ {' I - width: 160px;* l6 N6 U1 {# y* T7 b
- }
5 x& D6 a g1 _' G9 Q. @ - .tooltip-toggle::after {
' C J$ }% D6 S) X* P - position: absolute;
. x0 }0 f! h8 K" g' d2 Z# P1 j - top: -12px;1 V' V1 o0 ~& i+ W& ~
- left: 9px;& M! }8 K4 F) b6 S! Q3 W
- border-left: 5px solid transparent;
8 P. L; H4 h- i6 z$ G. d - border-right: 5px solid transparent;
; W0 Z; f. E3 p1 z - border-top: 5px solid #2B222A;
& t/ n7 Q9 ]1 A9 D) r6 o - content: " ";
1 h: ^0 F0 d- {; N - font-size: 0;
7 r7 g8 j3 d! z! f - line-height: 0;
4 [- [4 a( ?1 U4 ]) z6 b - margin-left: -5px;
5 K* l) ?+ c0 ]2 E - width: 0;
* N0 {: m& C- O, S0 v) @: Z - }
3 y5 Z* ?5 X1 ~$ i' s" Q* W/ D( d" w - .tooltip-toggle::before, .tooltip-toggle::after {
' f3 `3 i/ e/ b& M g% C) B& F$ |# M - color: #efefef;
2 K# u1 Z2 a! O; t$ F q2 ^6 B6 ]8 a - font-family: monospace;$ R6 g* \# y7 d( b" \5 w
- font-size: 16px;$ E2 K% [% i$ Q8 C6 O
- opacity: 0;$ } D9 x I' I: i3 g/ [" R/ j
- pointer-events: none;8 n3 M* q1 p |, y
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
9 U/ S- h: H! ~3 ~2 d3 q: p3 E* G6 Y - opacity: 1;% c/ C. `2 |' w# q# x; `
- -webkit-transition: all 0.75s ease;
( a+ w. e) m( c7 T9 Q - transition: all 0.75s ease;% S* O( G( I0 B) F
- }
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"># ~* k, Z* J0 N7 j6 |8 A
- <ul class="nav-items">
% a3 i4 U* q1 k# O* Z' g' T - <!-- Navigation -->5 T0 f. B6 M) D6 a1 v6 D p6 j8 \
- <li class="nav-item"><a href="#">Home</a></li>3 I3 V$ A: n4 F2 r. b' `
- <li class="nav-item"><a href="#">About</a></li>
" J9 q5 \/ z3 }1 Y& y3 b - <li class="nav-item"><a href="#">Contact</a></li>6 w; k! L* a h! {- Y
- <!-- Dropdown menu -->
- k) l. j- z) X: n O( n/ b - <li class="nav-item nav-item-dropdown">
* y( \( B9 ?5 W0 ~ - <a class="dropdown-trigger" href="#">Settings</a>
4 k4 Q, F3 ]; [, l/ Z - <ul class="dropdown-menu">& l5 J- _1 Z r! N5 Q5 t& @8 C8 H
- <li class="dropdown-menu-item"># X5 @ @; f' h+ v
- <a href="#">Dropdown Item 1</a>
7 t# i! m/ {0 a6 n% ?6 W$ R - </li>
+ b+ T* ~6 E3 O3 d& `' Q9 D - <li class="dropdown-menu-item">; l; K: C) Y, l( `3 W
- <a href="#">Dropdown Item 2</a>/ V8 m+ z6 K* z* R0 S" Q
- </li>) f- f+ Z# ^1 s9 p4 Q
- <li class="dropdown-menu-item">
2 {' P J! a, V, q0 a - <a href="#">Dropdown Item 3</a>
+ e4 O; |6 k" H ? - </li>2 b/ m" K* }/ x( p
- </ul>
7 P9 p5 e' r! t/ D - </li>
! c: ^- }/ B9 r- [8 v5 y! z - </ul>0 P5 M8 e# i5 x2 a& U
- </div>
复制代码对应的CSS代码如下: - .nav-container {
2 O9 }) k" K, e0 B) G$ k( _" X - background-color: #fff;" s- w8 F. d7 o$ ]% D& x/ @
- border-radius: 4px;$ v6 f. _; I. d/ j$ i
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);6 o m O$ {! D# q8 V, ]
- padding: 1em;# M* t( y( }1 _- {6 [2 M, a
- border: 1px solid #eee;
, M7 d1 }3 A) l7 b7 [8 x: Q s: } - display: block;" }$ j# Y& b) E- q' M& F* f$ B
- max-width: 400px;
: {& ?% Q" e# ]: n7 H - margin: 0 auto;9 i: C1 V5 |8 J. P, t% Z; C* W
- text-align: center;
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- ul,
0 `% p( _/ `& }0 s - li {* K8 r4 h% C( ~
- list-style: none;
" |5 e7 s" c$ ~ - -webkit-padding-start: 0;2 `6 L+ e: i6 m: R6 m, o* C
- }
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- text-decoration: none;9 N. t- {' E/ T; y7 X
- color: #ED3E44;
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- .nav-item {
! T4 n4 a6 t3 s! G' e6 C - padding: 1em;
$ N9 `0 t. x) U3 t- F, A - display: inline;
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- .nav-item-dropdown {( C# y; L4 b# v$ l; ?' N7 ~: i
- position: relative;7 A) X, F& D- d7 m# b5 `" N
- }, K) x) X! x7 x" U4 F' o) u4 J
- .nav-item-dropdown:hover > .dropdown-menu {
0 E7 I1 H2 Z! i" x' N' ^$ G - display: block;/ u4 p( k& ^+ `" S- u; L% [
- opacity: 1;
# S1 l0 c' D3 R# @2 t5 \6 S0 f - }
1 z d4 @0 E* l/ Z9 v- ~ - .dropdown-trigger {! C; Y0 I0 y \9 B$ _
- position: relative;/ b5 I* q) H0 e7 V$ L& X
- } T+ i7 o: h0 S/ | Q1 V7 A
- .dropdown-trigger:focus + .dropdown-menu {) K+ l: e& u/ \3 t z8 p. I
- display: block;
0 l+ k) V7 T/ J& H7 E4 E - opacity: 1;
1 }& E V+ M/ {$ s" L4 q$ c - }
8 \3 d% L& l4 X6 O7 I7 F3 D* t - .dropdown-trigger::after {" s4 M+ V( m% k0 p* c
- content: "›";
9 Z3 g6 u# I) z - position: absolute;$ z5 q( F2 o: ^' t4 q
- color: #ED3E44;
! [+ ?9 [9 l2 a - font-size: 24px;
: ^/ ?; y+ i" `5 K' B - font-weight: bold;) p% F8 q! Y2 J0 y8 i
- -webkit-transform: rotate(90deg);* h w* ]$ ^. I. j
- transform: rotate(90deg);$ C; U; F' S) q; N$ X/ f
- top: -5px;3 V" E. p5 F# t* F4 Z
- right: -15px;6 Y! w- R. B1 q; E! m
- }
9 S) w2 y% `2 } - .dropdown-menu {
9 v. t! o1 l( A$ A' T8 _ - background-color: #ED3E44;9 v( a& I: H+ d* z! a( o
- display: inline-block;+ N# ^; g2 W/ O. c! r
- text-align: right;
) q2 ]2 u F5 i, F$ W - position: absolute;. y8 Q# C p+ @. J9 |% q; B
- top: 2.5rem;5 X6 n/ X+ N) y) K
- right: -10px;
7 z( U5 b) {% S. v- b. j - display: none;
% t1 E% P+ d4 _0 W - opacity: 0;1 p5 ]! l% q3 G9 c
- -webkit-transition: opacity 0.5s ease;# h4 B3 c# G' q: `2 Z# D7 Z
- transition: opacity 0.5s ease;
& s. u3 r# w% P - width: 160px;9 C% `( n, j& Q( y
- }" M2 l0 A$ w/ r z
- .dropdown-menu a {
6 x" o2 N5 n+ @& l, v - color: #fff;
& b# T8 g! Y: R+ _" y! v; W - }2 c, W! k/ U+ X6 ]
- .dropdown-menu-item {
" {2 z* r1 b( i; @; D+ T - cursor: pointer;; }& u- J4 x! v1 `3 n2 S) ~/ y
- padding: 1em;/ x- m( m/ B# a2 r; |1 }# R
- text-align: center;! g2 u- _7 Z* o. V
- }" i5 f2 q# P6 \# b
- .dropdown-menu-item:hover {
9 G. J* M' w' ~- R4 P5 U9 A - background-color: #eb272d;' t& H% o/ Z2 \' D9 r# V1 i
- }
复制代码 + v% y9 a6 r0 ]& l# e2 a8 ~
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
1 Q) f; ~) X& R# U3 P" F - <!-- Checkbox toggle -->- Z9 t, |# D q9 |5 l! E
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
1 b% b; X8 U0 x' B9 Z2 d6 V- k8 V6 f - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>9 o" ^( h1 P7 ?! h t
- <!-- Content to toggle from www.mfbuluo.com-->
1 W; V8 B" P. P$ ^ - <div role="toggle" class="toggle-content">
( @. ]7 o- k, ` - BA-NA-NA-NA!9 G/ s/ [% S8 O2 Z5 |, j3 s
- </div>
! B) a' i b+ l% Y# c) u8 N - </div>
复制代码CSS代码内容如下: - .toggle {
% \" x5 J( m$ c* t0 v# L - margin: 0 auto;
. G0 ~" `. I: ?5 T; C - max-width: 400px;( F/ [! o* r5 D- j" W
- }
& C8 i+ h6 {) l, N# ] - .toggle-label {! M6 V: E- `/ O6 ?. `3 L: [) g
- font-size: 16px;
$ R) g* V4 h( V - background: #fff;
! E: m, U5 ]+ T( Y - padding: 1em;+ X' V: ]* E1 n
- cursor: pointer;
8 Q0 E! g3 l2 Z% L0 x+ [ - display: block;2 [# L0 B0 z z4 o
- margin: 0 auto 1em;
6 }3 h; Y$ V& f" ?( f9 Z$ m0 i0 ]; E - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
# U5 _* ]1 o4 v. m0 Q$ Z& g! p - border-radius: 4px;
% {: l: x2 L* w - }; w ?& O L5 v5 C r7 Z# ^/ A
- .toggle-label:after {5 J- i9 m7 W: P. m8 P z3 V( b5 \
- color: #ED3E44;
7 X9 x+ q5 ?. a* A( x - content: "+";9 w, T% d+ \! y/ [ J# ~
- float: right;
. F% r/ @! }- x: R S; q: k/ e" K - font-weight: bold;
% j1 v% H) n j; i - }
# w* t" H- _3 Y4 C, Q; n - .toggle-content {5 \3 O$ U, {( i3 n8 V: A& d
- color: #B0B3C2;
) h% i& a; E6 N8 o( s) d - font-family: monospace;! \6 U3 w1 l r5 t# ?7 w5 U, [
- font-size: 16px;
% U1 Q. O2 ]: C/ j( {& F$ _ - margin-bottom: 1.5em;
7 u4 j+ o, z5 W6 Y4 b - padding: 1em;, D! C& V6 v* ~& {- w7 g
- }: g4 Y: R/ Q4 M
- .toggle-input {% i1 t% @" R$ n9 f* q
- display: none;
. C& d) J( f+ M$ a - }. {( G+ V( e' ]: Q' F
- .toggle-input:not(checked) ~ .toggle-content {+ P# b' P3 H/ l' U$ Y
- display: none;
& h# ]7 }- i$ v. ]3 x% |" c$ Q - }. v. o$ O# y# k3 x' \
- .toggle-input:checked ~ .toggle-content {0 f4 e! n; d' u4 g
- display: block;7 N7 g" Q( l0 {0 B0 J! c6 B' h
- }
# c/ H* {' e$ }3 {; I - .toggle-input:checked ~ .toggle-label:after {' T& o% T' U. H( I5 R
- content: "-";1 G) ]1 C% D, @
- }
复制代码
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