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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!">
) _9 G6 h' B; S% A* z& M - Label for your tooltip
. {" e% s2 _9 k - </span>
复制代码CSS代码: - .tooltip-toggle {+ m( y1 `- q0 N6 d
- cursor: pointer;
$ a1 Y6 C$ R( x - position: relative;9 k2 `0 Z! W5 L; e3 m' f& m
- }
6 q3 M, |7 a4 s9 R - .tooltip-toggle svg {
1 }/ D4 ]& G. T; h' c; l* p7 y3 i - height: 18px;: Y/ A; e- H6 N; f5 q2 P4 H3 Z
- width: 18px;9 D9 i3 P! N4 r7 X0 V( ~
- padding-right: 0.5rem;
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/ a( A4 O( S2 E! L* \5 J$ @% b- ^& S - .tooltip-toggle::before {+ P! P I6 {& l3 Q# C" ?6 t
- position: absolute;8 O' ~0 z& W9 N( x! u( |9 d
- top: -80px;
7 q6 a! y& }* [4 S# b1 R; a6 g - left: -80px; J! ?5 a2 N* c$ \: z' Q# K
- background-color: #2B222A;/ Z s8 v' O( w) k: }7 _1 i2 H
- border-radius: 5px;
4 O& [0 q" d E- ] - color: #fff;: _ A9 g' s6 b4 M- Z% v
- content: attr(data-tooltip);
' `( p, v* G5 i5 B9 ~4 I - padding: 1rem;0 m: A& R; n5 o" R2 @
- text-transform: none;# S2 H/ J% W0 z( a
- -webkit-transition: all 0.5s ease;
) ]* F/ N& @% m5 o& B! T$ p( ?7 N - transition: all 0.5s ease;
- j6 |: G0 ^. c+ M4 n - width: 160px;0 q5 Y s$ F' ]4 b
- }
( x- O( h! a. w7 x4 S: m - .tooltip-toggle::after {3 o- z# ?1 r0 [0 L7 N
- position: absolute;
! w! S5 A* c J. {7 p" M - top: -12px;! d. ~% P3 z9 y" ^7 F
- left: 9px;; e/ Z/ S$ K$ s8 s4 t7 Z
- border-left: 5px solid transparent;) I6 Y; A, g+ T5 @
- border-right: 5px solid transparent;
, `9 D- D. w3 n2 E' X7 { - border-top: 5px solid #2B222A;+ _" J( F3 k2 d4 E o5 M; z$ ^# P/ _
- content: " ";
4 B7 b/ a. X( D3 z - font-size: 0;
6 F% s! H& [2 u1 ^ - line-height: 0;4 S u7 P" U( n& d
- margin-left: -5px;4 ]) A6 \, `4 n* g6 D
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
$ D" [3 O* k" ^, h+ D) l& W! v - color: #efefef;( ]6 a' V8 J& `7 J, T2 f& h0 j. K
- font-family: monospace;2 f( j3 I% B! p
- font-size: 16px;
. G6 e6 \) d! u# B# B - opacity: 0;" u( a& Y8 b" r) P, R
- pointer-events: none;! Q% k" F- L0 O- R! u# i
- text-align: center;) R1 Y* a9 P0 g* z$ E
- }
3 o' \2 ]6 \7 k8 e. J8 k0 p - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {$ z, H( a; `1 l' [; G
- opacity: 1;$ ]% m! M/ ?" N% G
- -webkit-transition: all 0.75s ease;6 K7 B8 s0 F0 d; Y, P' O
- transition: all 0.75s ease;5 L+ A. j+ @" p8 Q) b" g& e
- }
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">
' n8 z( G& D! _: E" c# l - <ul class="nav-items">
0 r& F2 n& I/ B/ t8 U7 S - <!-- Navigation -->
9 ?$ i7 E/ q1 e: X7 H+ p6 C; e - <li class="nav-item"><a href="#">Home</a></li> q! P- U& B/ C+ y5 {5 v
- <li class="nav-item"><a href="#">About</a></li>
! i+ h2 S. n( n! f; |" x - <li class="nav-item"><a href="#">Contact</a></li>
4 m z# y( Y/ H$ W" _8 O, k - <!-- Dropdown menu -->! G2 C! {% h6 n- S1 g7 p+ `
- <li class="nav-item nav-item-dropdown">( D, b) |) y' H
- <a class="dropdown-trigger" href="#">Settings</a>
& K1 D: H/ e/ m9 X - <ul class="dropdown-menu">; c/ ?+ T# P. ~% V5 R& b+ B* N* z
- <li class="dropdown-menu-item">" ^ T& J v! ]
- <a href="#">Dropdown Item 1</a>
/ w( b# z9 A5 h. v. x& o$ O4 q4 q - </li>
! a/ m! ?5 V0 }6 \4 b - <li class="dropdown-menu-item">8 M6 E g9 r( U# n! ]7 J& u
- <a href="#">Dropdown Item 2</a>, |& N6 Q; k6 }8 V! h9 \! v
- </li>
0 k8 T4 R& E! v5 F+ [8 |# w - <li class="dropdown-menu-item"> L4 H; b8 @4 Z7 p/ ?
- <a href="#">Dropdown Item 3</a>
, `$ \% E0 K2 f4 Z# x - </li># L$ ?$ N. E# a% O) q* [% y
- </ul>2 B$ ?- M4 l( x( h
- </li>' V" z9 o& b j* @: d
- </ul>
. S1 X5 q \9 e8 _ - </div>
复制代码对应的CSS代码如下: - .nav-container {
5 h% K# \7 w0 P+ x - background-color: #fff;4 h5 g* z6 Q" w! r) X; {9 H9 i8 o; y
- border-radius: 4px;' j7 b) E& {+ b' ~
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);; R4 B' Y7 \" j# I
- padding: 1em;
7 Q. e8 [: o9 B' J - border: 1px solid #eee;+ U# _) x9 ^0 Z
- display: block;8 G4 j% k: d$ |1 q3 \. l
- max-width: 400px;
2 F: I+ K2 p' ]. @ - margin: 0 auto;" u( {" W; d$ w, E. l9 m
- text-align: center;- ]( y! f$ ~: O9 m. n5 w
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- ul,
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- list-style: none;, ~# G; @) Q) ^ t
- -webkit-padding-start: 0;
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. l. J, Z: Q! i& g - text-decoration: none;" N3 q7 e' p6 S2 z+ e! l6 m
- color: #ED3E44;# [6 Q9 V: U6 ?
- }
0 f4 o8 q% _& {: G" E- i& U - .nav-item {
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6 \! B0 o- Y9 _2 w9 o: U - display: inline;* d4 H Z' A8 C
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- .nav-item-dropdown {& e N c M& c! A2 ]6 w& }
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {% ]6 X5 G( |- D6 q
- display: block;$ S: _9 _) B6 I! V
- opacity: 1;
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- .dropdown-trigger {
" y1 V9 H `9 q - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
. Y: q6 ^! u# Z H0 f( R1 u - display: block;6 v3 U1 _: U0 f5 n' H) N) ?
- opacity: 1;6 [( @: R; Q% k5 R# |0 j I& I
- }
$ j) ?3 s' V0 h0 ?/ L" N - .dropdown-trigger::after {
: L) z9 n/ T& d* m2 W# A0 @. D - content: "›";
. F; a1 f5 J) P - position: absolute;" t. a; N2 P5 R$ z' B9 ^
- color: #ED3E44;
1 K7 ]* h/ l1 }6 O. L( B - font-size: 24px;
7 k; I- U- f+ Z) g" [ - font-weight: bold;3 c0 E. N. l* J6 C9 t5 @
- -webkit-transform: rotate(90deg);
* I, s9 n/ Z/ d6 ?. e0 a - transform: rotate(90deg);& U8 l) }0 a; z- U
- top: -5px;6 O9 x) {9 p9 S Q+ N% I
- right: -15px;0 ]- T0 {& }. @# M
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- .dropdown-menu {# I6 \5 Q1 } H( B8 q; N- C# [, g# O
- background-color: #ED3E44;) ~! `. y0 |2 S0 D0 _& s
- display: inline-block;
- U. ~( n" h6 l3 i7 v - text-align: right;/ g6 N6 Q/ T. s; q; @) U1 y/ s ]
- position: absolute;1 F# ^ {# `' L4 y
- top: 2.5rem;
! h! n j6 D5 T: d( V# O - right: -10px;8 g V! i4 a: S/ D/ O
- display: none;
0 ~& ]7 Q6 P8 N8 i( t, _ - opacity: 0;, X. p: X: V- B0 O
- -webkit-transition: opacity 0.5s ease;2 B: g0 }0 c5 z: @% @9 e
- transition: opacity 0.5s ease;
* H3 b! V8 u6 [0 i - width: 160px;( r5 X( N# a2 [) i8 S0 M
- }, q: |& N ?4 m+ ~
- .dropdown-menu a {( y- g* \' c! Z% l, V
- color: #fff;& o) |2 v1 B" |3 U
- }3 ~0 E5 s# e V" H5 f4 F
- .dropdown-menu-item {
4 j+ Z9 I6 `; V* f1 x% G - cursor: pointer;5 `! I0 Z. {- ^ h1 Z4 n
- padding: 1em;7 H% l" m4 @8 D6 S/ @3 ~
- text-align: center;7 D+ ]5 h0 s' ?
- }
, x4 v7 s; H e& \$ |' s2 w# H - .dropdown-menu-item:hover {7 u! M. j7 {" j7 o$ b+ h+ I
- background-color: #eb272d;
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复制代码 . a4 G8 e& c) n! g
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">- p& K. Q2 w9 g( {- z
- <!-- Checkbox toggle -->
% O* ?+ d( s5 r2 f& g% {! d - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">, n M7 j. e3 a
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>* Y# b* w3 s: U! g9 H4 n8 o S
- <!-- Content to toggle from www.mfbuluo.com-->
6 p; _! \8 ]+ ?+ a% v% d - <div role="toggle" class="toggle-content">0 V0 y1 |1 F# G/ R3 ?* g- d2 x3 r6 U
- BA-NA-NA-NA!
& n) M j. ?# ]7 {- c+ K - </div>
8 G: q5 K% s/ S3 ~ - </div>
复制代码CSS代码内容如下: - .toggle {
) w1 N8 A: Z: l" ~ - margin: 0 auto;
, u9 R; N$ l$ V- m- S9 r. i - max-width: 400px;
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- .toggle-label {% |: m0 ^, y9 [- M Y8 t# [
- font-size: 16px;
/ }: ^% C$ F* \. {) j+ V, v+ J) S: y - background: #fff;6 z6 Z+ U, S. J$ [ G. v
- padding: 1em;
" M- \& p( h4 s6 [4 E - cursor: pointer;
6 i! I8 ?5 A& [. `( t; M - display: block;6 W$ `4 s. I7 D' {% z
- margin: 0 auto 1em;
7 r. g4 E0 X! w5 N. Z: h) E+ { - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);$ g; [3 o0 u/ {! C9 J0 e* R$ g
- border-radius: 4px; _' D8 z: l* \4 P5 N0 @
- }
) O$ j% }5 M; i. J8 }* m1 P" X! Q - .toggle-label:after {
9 }1 s: K" C$ Q/ R* g - color: #ED3E44;
3 u9 j2 L- Y" f) ^9 A7 u - content: "+";
, r3 ^. y" Y, @5 S - float: right;# `( ?* j9 @1 _( Q [* y, E
- font-weight: bold;
e& s, s: D% M5 ` - }
! K W* {1 Y3 m/ b0 u. Z - .toggle-content {4 I# \4 i+ D3 P9 }
- color: #B0B3C2;
9 g, Z4 L; Q" L8 H9 U - font-family: monospace;
. i1 b+ p. o8 D7 Z - font-size: 16px;
! o. o: b( z, s - margin-bottom: 1.5em;
, w' u# y6 s; F- a2 o! y - padding: 1em;' ~. G" L- T; g
- }
1 f! W8 k9 p0 h* ~) r/ g* G# M, l - .toggle-input {* C2 { ^+ `+ h7 ~1 c" h! O
- display: none;
2 S8 T p0 L* f L+ b5 M% Z" e - }
. K' q2 q, f8 X) M" T5 ~( X - .toggle-input:not(checked) ~ .toggle-content {
2 K: y9 i8 U* p4 P* s& L1 ^ - display: none;: z7 M9 Q+ K2 b) k
- }
3 Z" H2 M% l6 V7 b F# }: Y - .toggle-input:checked ~ .toggle-content {
+ ]6 _- n3 f( R7 f! \) _ - display: block;6 @) o7 }$ B+ X W- m) N
- }
: u0 p& ^6 M9 m$ V( O - .toggle-input:checked ~ .toggle-label:after {
# i, n9 |) I8 U( K - content: "-";
* O/ I) h% f. h: }" Z1 E" _0 P - }
复制代码
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