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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!">
% ]) O9 c- I! O. B2 u9 l% N - Label for your tooltip$ q4 \ O8 m2 g# @3 U1 U
- </span>
复制代码CSS代码: - .tooltip-toggle {
" h5 c! h7 a5 s f+ W - cursor: pointer;
8 ^ L6 ^2 m7 N ] - position: relative;
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- .tooltip-toggle svg {
" R0 O: v; e3 W+ L - height: 18px;, g. W( O8 E9 R' h, T Z% z
- width: 18px;
& O- e [. L& d' e/ v; D - padding-right: 0.5rem;) B3 \3 g" d6 `5 Z- t [
- }
* s0 P2 i+ P, m6 ~. } - .tooltip-toggle::before {
4 a- G9 U! I- @3 h. D' M, K - position: absolute;9 n3 P* j# P: T9 s
- top: -80px;$ E2 P( Z% S7 |" ?/ U$ I* i
- left: -80px;
& |& B Q( E" g' ?3 |0 }8 ^ - background-color: #2B222A;1 a% w+ j" Q+ |% A# I
- border-radius: 5px;5 ~# h6 I! W/ K$ C
- color: #fff;$ p) x0 B, |0 M4 i4 \) H9 h/ c+ ^4 m7 Y
- content: attr(data-tooltip);
4 v8 F9 N! l5 M+ Q* ~ - padding: 1rem;/ }3 f) T2 ?& m) M1 B- M
- text-transform: none;
5 f: Y: o# s6 _ - -webkit-transition: all 0.5s ease;
2 d& a& x5 n2 i* x A0 M - transition: all 0.5s ease;& G- E2 n, j4 |) M
- width: 160px;2 ?2 e5 q6 i; |8 K% F2 C
- }
) A9 ?* |1 a" I# b4 Y0 H$ a - .tooltip-toggle::after {
! v$ V J6 _9 n3 T! m: F - position: absolute;
# S5 ^& i$ x. x' I - top: -12px;0 Z6 B6 C# c1 [; x. a' o
- left: 9px;: h9 i) S/ ]# J% C9 j2 `
- border-left: 5px solid transparent;
3 I" ]" e" t" o* z" m: o - border-right: 5px solid transparent;& Y0 e2 U2 C6 w$ _2 e9 y( Y
- border-top: 5px solid #2B222A;
! W c5 L/ |1 p# a0 L, a6 I3 C2 {4 e - content: " ";& W! Q) G, d2 n; Q+ d
- font-size: 0;
% Q1 e) F: l) s! F& X7 G& b- K! w- L - line-height: 0;- a9 G% t' w/ D0 n, }( k0 T1 O
- margin-left: -5px;. @; N# z& N2 H/ w. d1 x
- width: 0;$ j. |5 c) h! n6 J5 {9 ~3 _
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- .tooltip-toggle::before, .tooltip-toggle::after {& `5 R/ }/ r `9 }
- color: #efefef;/ p, w/ n- w* j( [5 R% ^
- font-family: monospace;
- A; n3 q! `' L. g7 N9 {+ \, l2 g - font-size: 16px;
/ `3 q V' U1 x - opacity: 0;( U8 }, n0 i6 {) e# N/ V/ x, w' r
- pointer-events: none; _' u! m# f! C* p" w2 O
- text-align: center;" C6 _6 G" p1 ^: X$ m4 l/ ~
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {1 ~+ S8 Y9 O$ x, |
- opacity: 1;: q& R% W6 y6 u8 M9 e' T9 R# ^
- -webkit-transition: all 0.75s ease;
1 S& x+ w+ L5 H" N* D - transition: all 0.75s ease;! e5 o, x" N1 N. w5 i. S
- }
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">
! J G! @, z; g9 V - <ul class="nav-items">
# I, O, S2 _$ O7 \3 x; } - <!-- Navigation -->5 b! o- A- V1 S0 t. r" Y0 h4 c3 L
- <li class="nav-item"><a href="#">Home</a></li>) J3 a1 ?2 V2 ]
- <li class="nav-item"><a href="#">About</a></li>
: C" j) ] g6 w4 L - <li class="nav-item"><a href="#">Contact</a></li>
i$ K2 P Z3 }( T - <!-- Dropdown menu -->( e3 ], m' ]7 @( C. B- `4 v
- <li class="nav-item nav-item-dropdown">
% L: f; q$ w4 P2 \ - <a class="dropdown-trigger" href="#">Settings</a>9 Y- q3 D' {, Y& F
- <ul class="dropdown-menu">% ? o/ T C8 S
- <li class="dropdown-menu-item">
% \7 L" e+ n" C, q - <a href="#">Dropdown Item 1</a>7 K' x# w3 V! z/ A$ m! ^2 h
- </li>
: [) U8 B, a' j7 a - <li class="dropdown-menu-item">; h. m* w3 O) y/ y' `8 _
- <a href="#">Dropdown Item 2</a>& u$ B" c9 _9 p4 o
- </li>
! r- C; y4 D# x. n$ K+ j+ l x6 K" A - <li class="dropdown-menu-item">
/ o5 Z3 s: S, R% P" T" n - <a href="#">Dropdown Item 3</a>& Y2 C a1 ~3 Q6 {! \9 i
- </li>
8 Q! s6 [1 ~: u9 F/ L - </ul>
! L+ ~3 }# `- P - </li>; C/ e2 S- l3 h+ X# @
- </ul>4 L6 V8 u& |8 _! n0 L- w
- </div>
复制代码对应的CSS代码如下: - .nav-container {
8 N" E5 J# O- i - background-color: #fff;
r. V/ W8 n. D, D9 I, p6 S7 h - border-radius: 4px;
+ i: w4 h% Y! F4 _: d' L - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
* e6 F S7 Q4 ^/ O3 A1 X5 ^ - padding: 1em;; L" ]% g( q2 V, Y% m1 N1 @
- border: 1px solid #eee;2 p+ ?' O0 i: q; t( ]3 R7 f% M# a
- display: block;
/ [. L& M1 o4 O* N+ c0 q$ \& Z - max-width: 400px;
6 A! _3 H) E. n% a) E - margin: 0 auto;9 X" {' C0 _* m
- text-align: center;
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- li {$ J5 J$ G' y5 h$ \- e
- list-style: none;
" ]) u8 |8 B( `" q- t - -webkit-padding-start: 0;
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- a {: V- B, O1 @1 n8 r; q
- text-decoration: none;0 U3 @0 e7 q& H& s1 r3 \: s
- color: #ED3E44;' X8 t: [+ j- Q' Q8 m
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- .nav-item {
1 h2 m; T9 [! E \' k - padding: 1em;
* |/ x! V# g% U' x% F - display: inline;
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P+ D- { ?, C7 O, z9 b: x - .nav-item-dropdown {$ k, T4 `( u Z! z
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
& p. ~/ F4 `, @0 T" v - display: block;* E- u4 x, M |' O) j0 c
- opacity: 1;
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- .dropdown-trigger {0 }, L6 k; [& D4 D
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
, R0 ^5 B4 F- H1 V& j. i# D - display: block; s& _( x6 B9 c+ C4 ^
- opacity: 1;3 M8 j1 k+ f3 B# c! T
- }
2 U: A( H2 C L' H! J( [ - .dropdown-trigger::after {
z, n) j1 E& L2 H# P2 [ - content: "›";- U+ A" }' w& A0 F7 G' w; n
- position: absolute;: _( w6 E! B2 V Y* [* ~
- color: #ED3E44;
# o5 F4 t9 E# V( n# T - font-size: 24px;" \: i' j( E- q3 W
- font-weight: bold;
; m: y( z. q4 Q7 S - -webkit-transform: rotate(90deg);
I. z( T* }( Q2 q+ ]5 j3 d t - transform: rotate(90deg);1 D4 `/ g4 f& ^! ?8 A
- top: -5px;& c v% a8 G6 Z4 F
- right: -15px;
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- .dropdown-menu {
5 r# m% Q7 E0 j$ X1 \6 e6 Q5 [& {" E- x - background-color: #ED3E44;) i* i' C2 q0 @
- display: inline-block;
9 S1 [4 y1 \, ?! b9 A3 k7 @$ ` - text-align: right;
3 o" W$ C6 X+ p6 M5 S - position: absolute;
+ _& l, |% ^) d" Y - top: 2.5rem;# K6 W8 K! |2 @/ t! N
- right: -10px;9 X" o+ ^2 Z2 G7 _, ?5 a0 X
- display: none;
o; o6 W; N: Q7 t p - opacity: 0;1 Y& o: q+ a |3 W6 |- u6 A! B6 {) D
- -webkit-transition: opacity 0.5s ease;. y1 x$ G8 B5 v0 a% B, S0 S' ~9 `
- transition: opacity 0.5s ease;' O1 }5 S# p$ n$ o) {
- width: 160px;0 L# N- A7 E' A9 e1 u V% G% y
- }
3 p% O! W% _- V: e/ _/ R$ H - .dropdown-menu a {1 _! ~* N: b2 o7 G W% X2 R
- color: #fff;+ [+ }2 f/ d' y3 x7 c& N. P' T
- }% |, e9 l0 W$ ]9 z
- .dropdown-menu-item {6 E6 h' A* n8 ?9 K- @6 W, Z
- cursor: pointer;) G% h; c1 f7 E' X4 p+ q! j
- padding: 1em;3 D( W" G9 c ?( L& v, H
- text-align: center;$ I J% t5 u0 @9 h
- }
7 N |8 H0 C( J4 j! W& ?8 G0 k' K6 G - .dropdown-menu-item:hover {
* H( S( Z R, b B) x- {' G - background-color: #eb272d;; ~, j& A b) X4 O0 G5 C4 X9 e
- }
复制代码 9 I# T0 F3 M9 [( u+ X
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
# ]1 e0 Z6 X) ^: |# z# X+ K7 o - <!-- Checkbox toggle -->
2 Q" C3 O, |* M6 f6 ^ - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
/ k% d# Y& R# y - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>& v2 L0 r- j. ^1 ]# \% C, }2 `
- <!-- Content to toggle from www.mfbuluo.com-->6 }, a# o6 G3 I" r" S
- <div role="toggle" class="toggle-content">
7 y6 K7 B) a% G% w7 R - BA-NA-NA-NA!
; h) [6 ?2 n8 r* S+ Q5 s# P0 g' f - </div>
! x& [! S* K4 Y; q! } - </div>
复制代码CSS代码内容如下: - .toggle {0 _0 S E; e. v4 e( H/ j5 e
- margin: 0 auto;
( ?& u j/ [9 I - max-width: 400px;
# N* q3 D# `3 R- h8 z - }
3 a' _* j9 m7 a: y7 q+ m - .toggle-label {
- m, q6 e5 e$ e6 V% C5 _& X7 N! y4 J. ~ - font-size: 16px;
$ A4 A) |* `+ F9 p/ Y5 j1 S - background: #fff;
: y1 P5 ~. }% j4 r - padding: 1em;
7 g" U5 X1 w, a1 k - cursor: pointer;: J( w8 Q1 i9 \' u0 q
- display: block;3 @0 z% c' |& K1 S
- margin: 0 auto 1em;& H4 B( a3 E5 i- Y
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);+ _ B% q2 `9 m/ s+ [
- border-radius: 4px;1 h7 _& c, A1 |) E' m8 g- s& L# C
- }
' b F) V- ]2 d - .toggle-label:after {
. a+ W0 t0 q2 x$ f f - color: #ED3E44;5 ]5 i- s! {8 b" N0 d: s3 P
- content: "+";
5 C/ `8 |" \0 W" E - float: right;
: S% E* K- X. Q; n7 [) z1 X - font-weight: bold;6 B6 n {1 H: C3 l/ n- o" X" B: g
- }( ^$ i. h/ M: j% T _7 z# \ e0 g
- .toggle-content {
, {, T$ f3 v, Q- \ - color: #B0B3C2;
7 R& L* s: K a7 C* K: Y- e# ` - font-family: monospace;
' p9 ?3 A8 P8 H I' B - font-size: 16px;
1 e! D4 R# f( @6 T1 m1 @ - margin-bottom: 1.5em;' G, \" B' O1 W8 g6 U# q
- padding: 1em;( z( M' A) J0 `9 S
- }& `& H, A) O/ x1 p0 T
- .toggle-input { O* t3 K3 n. m/ `+ v2 N
- display: none;
5 P) B# q7 g4 w8 J8 E8 g - }
. d C) L: i: d$ M7 z* m2 u8 w4 w7 D - .toggle-input:not(checked) ~ .toggle-content {1 G7 A& _% j; E8 M4 W
- display: none;' I- D0 E3 z7 Y, w
- }& D5 D( X k) g4 T# v- K
- .toggle-input:checked ~ .toggle-content {6 w# G/ f4 g0 U8 U7 b1 ?
- display: block;
r, g6 J0 O# s; M! R) u6 k - }9 L+ y" Q1 w+ M3 T4 [
- .toggle-input:checked ~ .toggle-label:after {' r; K. m) M, t" j0 e. s( e
- content: "-";
; s% ^0 i; r# F- f1 ^* | - }
复制代码
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