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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!">
b& H J; r+ w6 e7 W- \2 t1 k$ B8 ` - Label for your tooltip9 L% E. t" ?: M7 k7 L
- </span>
复制代码CSS代码: - .tooltip-toggle {
' @! r- U: C( F4 w0 i1 ~. O, r$ G - cursor: pointer;
( n. q2 A! T# ] - position: relative;
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. J$ c9 x4 A5 t& s4 G* d$ c2 T - .tooltip-toggle svg {' g h4 l) X+ L, r5 z( ^9 ^; e
- height: 18px;, D# P/ n/ z# V$ c* |
- width: 18px;( ` i% q) j8 [* y5 e. y5 h! E% E
- padding-right: 0.5rem;% N) X E9 {0 @% ~% I
- }2 A* k6 ?# Y% |& g
- .tooltip-toggle::before {1 N7 \+ ^6 M) o
- position: absolute;
& ?6 \) \1 {# j" _% q - top: -80px;4 y6 x3 F6 o. |9 U# C! H4 x
- left: -80px;
9 h, b$ o% i. a0 g0 K - background-color: #2B222A;4 t! |+ N& v1 j9 v2 i. q0 v
- border-radius: 5px;
C% k. I2 ^% X" A+ U - color: #fff;
8 ?* i& E* e3 E0 A6 o1 w - content: attr(data-tooltip);! C9 H5 \# F! J
- padding: 1rem;
8 B$ D1 h! A) } J/ E _ - text-transform: none;- Z) i+ o" r/ W; e5 {5 b/ l- o( |7 ~
- -webkit-transition: all 0.5s ease;
/ i2 q2 ?2 ~4 ~- Z - transition: all 0.5s ease;. W4 f+ R# C1 o+ ~
- width: 160px;
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7 C# v( B3 R9 h - .tooltip-toggle::after {
/ ^. {+ H; Y# Z2 D8 n9 w - position: absolute;& I( {5 Z( J" H' F, L. [
- top: -12px;
4 |1 l: M1 F; I( K' ^9 } - left: 9px;
4 d g6 x5 o. l: B - border-left: 5px solid transparent;
/ [' g; h: o* i: z8 ?" C3 Y; Y - border-right: 5px solid transparent;
+ l' G" o: `* n8 b# O, T! \2 y( ^ - border-top: 5px solid #2B222A;# i* ]; q; i* j& f' m
- content: " ";
7 o0 c' n+ R) }- E# ]9 J$ C: Z3 ^0 ^3 }! z - font-size: 0;
8 U# _3 k' t0 M5 i/ v - line-height: 0;
- U' R, q8 M: u6 s5 q - margin-left: -5px;
% s6 \+ F R) h Q! I! _ - width: 0;- {* z) j0 D$ h) W3 e6 k! R, L9 H# `
- }
6 j) ^9 b0 \4 a - .tooltip-toggle::before, .tooltip-toggle::after {+ S( ], i8 i3 z, Q2 R, J; `' _$ |
- color: #efefef;
- D5 W9 j9 ~- O8 q8 X& G9 v, p+ [$ e - font-family: monospace;6 B% ~' `- F& W7 a! I+ n
- font-size: 16px;
! G- y7 M5 b4 P; b - opacity: 0;! T! V1 T3 f4 W" T
- pointer-events: none;$ C, L& q) }# w8 x
- text-align: center;
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! Z$ H* K8 z7 `+ `$ }6 l- B - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
& \9 ~# q+ _3 i! Z* H - opacity: 1;( f8 W7 _3 [% Y& ?
- -webkit-transition: all 0.75s ease;
5 m1 w& y n* C" z; Z, O; Z - transition: all 0.75s ease;
* w6 W( T. _( u) C - }
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">; ~6 W/ A3 G. a9 W/ a a8 L& G
- <ul class="nav-items">
* Q+ h$ U; i6 }7 i - <!-- Navigation -->2 i* `9 J/ u! b9 H ]( g$ @' @" \
- <li class="nav-item"><a href="#">Home</a></li>1 L( ? B- r+ ^$ q
- <li class="nav-item"><a href="#">About</a></li>
' [9 E' B* b3 e - <li class="nav-item"><a href="#">Contact</a></li>0 u( V1 x9 [: l2 p
- <!-- Dropdown menu -->6 q, ]& J' X0 j/ a) ?% i1 @% v
- <li class="nav-item nav-item-dropdown">
- f1 U& I: r& W* r+ [ - <a class="dropdown-trigger" href="#">Settings</a>0 F: F/ a# V* {) g% G: k b6 a. u
- <ul class="dropdown-menu">* j( x5 s0 T+ L* p( c+ X
- <li class="dropdown-menu-item">
* `" n4 r, a( N - <a href="#">Dropdown Item 1</a>! L) Z) A6 i1 g9 v# _7 I
- </li>$ g4 J& V; W( L, d) B
- <li class="dropdown-menu-item">: r, T, d, `1 |; E+ ~+ o
- <a href="#">Dropdown Item 2</a>! A5 j5 @% V7 k
- </li>/ n0 G# J. x. ` W$ X" [2 N
- <li class="dropdown-menu-item">
- b& Q. U' p$ {6 ?+ n - <a href="#">Dropdown Item 3</a>
$ [- }" K/ n. {8 S- F* ]* h5 c M - </li>
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- </li>
0 q6 W7 _8 Y: d! r1 P4 d - </ul>
2 P, n9 { K! m" x - </div>
复制代码对应的CSS代码如下: - .nav-container {% P l; m5 n+ S
- background-color: #fff;% F/ a9 j( M1 {
- border-radius: 4px;
" f8 a5 t7 y$ x" b6 R2 @ - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);; ]$ S; z5 u" P% t' \2 x* C
- padding: 1em;
9 d- {7 C5 q/ B$ x( n - border: 1px solid #eee; H/ e. _# t) T t8 T& r& k6 V
- display: block;; k$ e- E& Q) M: s k+ \, X5 x( j
- max-width: 400px;
6 W" H2 F4 H$ Y1 S! u* S5 m, i - margin: 0 auto;; r3 ]4 _3 g% O
- text-align: center;9 m8 D! {: _# `+ K2 B
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- ul,2 I- n* X7 `6 Q: \+ u4 O
- li {
* {; e& \: {- p j: e - list-style: none;
( L3 N3 E' i2 B; c, m3 d3 {! J' u: r - -webkit-padding-start: 0;
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$ ]& `% U/ ~; ~+ D, ~. T - text-decoration: none;, y ]) u: E( s. V6 s
- color: #ED3E44;# u0 m! Z- n( ~1 Y: e
- }
5 D# q+ T! o4 q1 Q* k - .nav-item {
9 \+ G# o# Q- D; a) Q1 W - padding: 1em;0 d' T! x- n9 j4 `" s
- display: inline;, P; r( I* | J4 t0 P
- }
& ~$ K1 d6 i# d: i! ] - .nav-item-dropdown {
, G! Z$ r# {% G! G, @1 k5 w - position: relative;! a) j; R- P& z
- }5 |3 B9 }; t( v# a5 @& \
- .nav-item-dropdown:hover > .dropdown-menu {& ^, E2 F8 T! H# f
- display: block;
6 z! c+ S' y& }" c" \ - opacity: 1;
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- .dropdown-trigger {
1 c9 W. O# L: F$ k - position: relative;% ?1 _+ ^+ W2 L' N% N/ G6 w: J0 i
- }# B# v" U) t* D
- .dropdown-trigger:focus + .dropdown-menu {) c- c% [. L. j5 |9 x/ x9 A
- display: block;
3 S! m, {% `. e! P" f Y - opacity: 1;
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- .dropdown-trigger::after {/ h: U! i" `' Y: {
- content: "›";
! X/ {' B* E+ z - position: absolute;
& h' F* E1 P- F; R7 r( I y - color: #ED3E44;
" e- [# ]3 `1 g - font-size: 24px;$ Y3 r$ I8 [; I" p9 j9 C
- font-weight: bold;
- C( k: i. h- B, y1 ?5 n - -webkit-transform: rotate(90deg);
# \8 c1 e5 L% F- A9 e - transform: rotate(90deg);0 e2 a" n. f" Y3 {: W3 ~! i7 W" Y1 i
- top: -5px;
" v. ~4 k# X/ b- P- d+ q" o# M - right: -15px;7 m- D; J3 B: m1 o5 O, `& d% W
- }6 U( M; Z$ | ]+ ~6 _) b3 f
- .dropdown-menu {# w1 c# B6 `3 {( m! ?9 J
- background-color: #ED3E44;
$ H6 O, C* J- V7 ^ - display: inline-block;
S) n/ J7 A- f% b5 t( J - text-align: right;& j! ?" ?! g3 G* m# r8 k3 @7 g. L
- position: absolute;6 y7 x6 N% T ]7 V% U) q
- top: 2.5rem;* z2 Z l- U, N/ H) [! T
- right: -10px;& M) u( j; @! `8 F: A" x5 Y% M
- display: none;4 C. |2 g0 r0 {* l' h
- opacity: 0;
6 T# o* g0 e5 P& h7 b) J; j. f - -webkit-transition: opacity 0.5s ease;
6 c, P8 \- K4 ?6 e8 x0 w - transition: opacity 0.5s ease;
6 a4 V( y, Y! Z) H" u& a - width: 160px;# _3 Z: K5 w% K' ?% c( I2 Y- N
- }: w( B# @ Z- T' n0 M. I, ^
- .dropdown-menu a {: f7 c1 M1 X! B3 t' v9 N" V
- color: #fff;
- i8 b9 S4 i; V - }
. r1 |1 V# f2 q* B" V( R9 ?* @ - .dropdown-menu-item {2 P, h) @; F6 [ }$ C$ z
- cursor: pointer;
; m5 N2 ]$ r ]2 x8 `# d - padding: 1em;) ^0 V9 Z2 N7 c' R& s8 B1 G/ Z9 i
- text-align: center;
9 d' R' f0 U8 }$ b- b" i$ S - }
$ L5 u1 w) a& |& @ - .dropdown-menu-item:hover {
' j4 N* B, z6 E6 W* F& ] - background-color: #eb272d;4 K4 s$ W, y0 e" m! O% e; c4 |* L
- }
复制代码
" ~& P3 K0 d5 h: V可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
+ @6 a4 Y. K7 U6 ~1 C) | - <!-- Checkbox toggle -->, J4 K7 {" S7 I0 J* q! `1 d6 N
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">" R, a- Q! t. ?" a! _
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
6 P9 g& v8 r: j& ], ]; p( u5 L( d6 ? - <!-- Content to toggle from www.mfbuluo.com-->5 U2 S1 B# K; y7 S# c6 f4 b1 c
- <div role="toggle" class="toggle-content">5 I" ?& [" w2 [* U' y9 t, v; Z
- BA-NA-NA-NA!2 a, W0 h; t% y5 r8 n* P$ n
- </div>5 B x0 L/ H/ L, M$ ]9 o
- </div>
复制代码CSS代码内容如下: - .toggle {8 o+ z% N9 L& [* e9 H
- margin: 0 auto;5 {- T9 T' m; x5 F
- max-width: 400px;# s3 _/ a. `' |* Y
- }( T' y& _+ @& y' [8 S! Z
- .toggle-label {
, U2 A3 w' c# @# C; G - font-size: 16px;& m- f8 F6 f) C/ s! {
- background: #fff;- k) ?3 F: e) i0 Y# g$ M8 }+ ?
- padding: 1em;- ~# Q: e J$ n- T: k
- cursor: pointer;6 F7 m4 X a6 L: Z: U5 ^( Z! {+ c' k( r
- display: block;
z u/ u9 g6 n8 `+ z6 G% {7 C - margin: 0 auto 1em;
M' G# Q) S0 k/ ] - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
" k! s3 K2 D! F0 c$ `' A8 i L - border-radius: 4px;
8 r9 u# ^: N2 d. { - }
0 p! E [. ]% _1 R$ i - .toggle-label:after {" F8 Z$ ^8 _8 P$ i' W* `
- color: #ED3E44;# B4 m; A( M$ z3 E
- content: "+";) Z. S D/ Q" U H. s
- float: right;6 m+ F9 n" e) m: N* S% x/ }
- font-weight: bold;
; A9 G5 _* c, S0 F0 ~ - }
: a) h) G6 y% [: G0 `) S5 ?! c - .toggle-content {5 |9 @# `. B) t7 h
- color: #B0B3C2;
( o) x8 }( A$ Y$ \ - font-family: monospace;$ |1 m3 D2 Z5 j3 e Y& |8 F
- font-size: 16px;
" \. E- l7 K9 T. v+ Y - margin-bottom: 1.5em;
: H& |0 U) f; V8 `! L - padding: 1em;
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- .toggle-input {) `- [3 G Y! m' ^
- display: none;
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- .toggle-input:not(checked) ~ .toggle-content {
0 Y! ?* {# N7 E! m5 } - display: none;
6 q) N0 _' D3 t7 q - }( j) a6 h8 R4 e
- .toggle-input:checked ~ .toggle-content {
5 v7 h6 [/ S. U& N, ^ - display: block;
: _( d/ y% Z. a5 k" W( C3 F- ` - }
9 V- T& f0 X5 z0 Y3 j l8 n - .toggle-input:checked ~ .toggle-label:after {8 V8 g* n1 d$ {: [2 L
- content: "-";
* M+ ~9 P9 `" I - }
复制代码
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