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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!">
8 n5 r/ n; R" z8 g( E7 p o - Label for your tooltip6 a4 N- W; X$ G- o9 H- _) U! t9 l
- </span>
复制代码CSS代码: - .tooltip-toggle {, I% X3 H8 k6 U- q0 d; W! u
- cursor: pointer;
0 H. e$ ^6 Z6 @; [0 s1 A9 m: x: V - position: relative;
6 |2 l5 S# Q8 G3 ?! W( m - }1 V0 K2 m6 u+ H- }
- .tooltip-toggle svg {, x B& f: w( D/ L0 q0 A9 `
- height: 18px;
0 S* |0 @& p1 X2 } - width: 18px;" T0 L" d9 n) }/ c1 v# K
- padding-right: 0.5rem;2 P! l2 u5 I4 C( y# P
- }4 s5 Y" Y; C6 Z7 f. d
- .tooltip-toggle::before {$ R3 t6 C( l+ x- P9 v0 }
- position: absolute;6 `* j; H# _1 P2 `( ? b7 a J5 u
- top: -80px;
6 {5 `: { {, e, P8 _. @: M - left: -80px;
) c( D. ?$ V) |' m - background-color: #2B222A;
+ b& R( m! A; X - border-radius: 5px;
/ x: y, r1 G* T" U% P O9 r - color: #fff;8 d( w0 |$ |4 o: v# @" R$ z
- content: attr(data-tooltip);" Z* Q4 K: o8 T3 N% `
- padding: 1rem;
! u d$ e2 \0 D - text-transform: none;
) b, s' {0 A7 p# E - -webkit-transition: all 0.5s ease;( f7 H& s7 F e" q7 ]# v
- transition: all 0.5s ease;1 D% l3 G4 v. q
- width: 160px;
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- .tooltip-toggle::after {
/ @ N( m5 k" y6 H, U. M - position: absolute;
+ I+ _* e7 e7 u2 T1 g x' C. ] - top: -12px;
$ s) }& U I9 b8 S- `9 F( c9 ]4 u - left: 9px;8 X6 j/ }. {7 T$ u/ I; h
- border-left: 5px solid transparent;
$ f9 r" o: O7 l8 v, D& W( W# Z) q - border-right: 5px solid transparent;
# p" n% D0 g1 M1 _# t. k - border-top: 5px solid #2B222A;
8 D7 K3 K5 N% w! b8 P: H: z$ M - content: " ";- e- g% I, P2 I6 _( w9 p9 q* f6 v; Q
- font-size: 0;' @( V1 n7 v5 m
- line-height: 0;
5 m8 b7 ~3 W; K8 v% z0 k1 {5 L - margin-left: -5px;
0 R9 s; E- D- q. {- Y6 N9 B - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
+ m; {# Z1 z/ P - color: #efefef;) O8 ^" `2 p. \5 \$ Y' B
- font-family: monospace;
& ^3 p. c/ D8 f7 @ - font-size: 16px;( ^' P" f3 C" o, b0 E
- opacity: 0;
* w7 |9 E: s7 n+ ~* J, V1 ] - pointer-events: none;
% ?: Z) M. g- C, w8 ]" l - text-align: center;. \! a6 h( A% C' ` S, z
- }
, {) v/ ^0 ^8 l - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
6 J8 Y, x$ J7 D - opacity: 1;. b- i1 o _$ b) }7 b
- -webkit-transition: all 0.75s ease;
. n/ Z' \2 I4 Z9 G - transition: all 0.75s ease;3 \5 T3 k2 V1 c q# E) B9 |6 I: Q
- }
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">
* C+ ^- T2 y& q# v0 M" a& } - <ul class="nav-items">
( y# e: Z8 P) A5 \1 h u - <!-- Navigation -->
4 L }4 M, p) k% c" j/ k: C - <li class="nav-item"><a href="#">Home</a></li>
: ~* S3 @# o* K) ~ - <li class="nav-item"><a href="#">About</a></li>& O4 ?" E! e& n: L
- <li class="nav-item"><a href="#">Contact</a></li>
d* F9 P3 `6 o - <!-- Dropdown menu -->- g* E8 q- `7 y) u- j& X- l- N3 e6 d; r
- <li class="nav-item nav-item-dropdown">. C- G; A9 T/ k1 f, F9 i
- <a class="dropdown-trigger" href="#">Settings</a>
O- ]- B5 f8 p3 m - <ul class="dropdown-menu">- u7 N) v: W4 {1 |
- <li class="dropdown-menu-item">
1 l$ T8 k. t; H8 A - <a href="#">Dropdown Item 1</a>
# [' L1 S2 b! o0 G3 y [' ` - </li>) j$ V: ]7 S- B+ H
- <li class="dropdown-menu-item">
4 x' x$ i' c- p - <a href="#">Dropdown Item 2</a>; K3 ?. u# l; r9 }5 l
- </li>2 q0 c* G8 ? E0 y3 A) l- ?+ W
- <li class="dropdown-menu-item">$ K4 k6 t q+ R q4 s
- <a href="#">Dropdown Item 3</a>
8 [( x, k- T; T$ I& V1 v" e - </li>. ^/ u# p) |5 H& x( z
- </ul>% P5 G+ j- ^% J) f# j; ^9 N
- </li>
! V6 s; S2 G" O' b- R' } - </ul>$ D# x* ^. |9 z9 |' h! L% J$ X" n6 m
- </div>
复制代码对应的CSS代码如下: - .nav-container {
* r7 \8 H& n5 e) l - background-color: #fff;
5 r+ \: t1 i" `5 K; N - border-radius: 4px;
# y/ ~. T# ~1 W" o) S% }; J- L - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);0 W; w b) g Z
- padding: 1em;% l) x( X+ h0 g/ D4 r
- border: 1px solid #eee;
) l! h, v/ K- q9 v+ ^: P$ z - display: block;% j0 S9 d( v( G' P5 @1 x
- max-width: 400px;) v! |+ P6 Z* L& g1 _4 G( A9 g
- margin: 0 auto;4 S: z0 I1 {+ _8 F1 h1 G+ j5 }4 }
- text-align: center;
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- li {7 J! u( j" O- q1 @8 L" s. ?% n
- list-style: none;
/ i/ g6 v& j& h! q - -webkit-padding-start: 0;
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- a {9 r' p6 s' g1 {6 z
- text-decoration: none;
5 }7 s" t1 \- z: S$ e - color: #ED3E44;" X/ l5 |, `$ L) L! c% b+ J
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- .nav-item {9 O+ |9 l, J) ^5 L8 u4 W
- padding: 1em;1 w6 |0 f6 g$ Q9 i2 [* W
- display: inline;
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5 q1 ~3 p; S- w" G0 e: [) ?0 E7 u - .nav-item-dropdown {- V' p5 o" T* K
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
$ `9 [# }' b' s' I6 @1 E3 M - display: block;
. X2 D+ @1 i1 k R - opacity: 1;
. [0 G' e& g/ S% x, J- d& L - }
: D# u4 t8 X% {; R) [4 B - .dropdown-trigger {
" U2 T3 I D# z7 Q. O - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {1 |8 f* V9 Y# o1 z
- display: block;
7 U W; n0 X; w/ V2 H9 q9 J. Q - opacity: 1;& I7 L/ g7 i+ A* Y! g0 f
- }1 D) D. u h7 M _" e4 W4 z g
- .dropdown-trigger::after {& _* M+ U. M2 x: I: T
- content: "›";8 [& q U( K4 }
- position: absolute;1 h0 S( M1 m& N
- color: #ED3E44;
, Y6 v, ~. X+ t& P* N. `; t3 b) [ - font-size: 24px;
' v. q8 x2 G1 ^1 W; ?, ?6 T% Q - font-weight: bold;: ]# s7 J7 p# Y/ o! \4 |' r6 R9 {
- -webkit-transform: rotate(90deg);6 }; o9 }9 A3 n6 k/ c1 Z- V
- transform: rotate(90deg);
8 X& O! q2 C7 d8 n - top: -5px;
. d8 X/ Y2 d& D8 I% A* u9 u - right: -15px;- `6 U' s8 t/ b8 i6 T4 j5 o F
- }
) w' H; g: \/ y g8 b - .dropdown-menu {
& O# `' k" N& J. D$ ?- M# c }' D - background-color: #ED3E44;
6 r5 H7 _- ?( ]- `; ^& r& P6 p2 r - display: inline-block;
; r [. B3 R- o3 _8 w" T) |4 Q8 _) P - text-align: right;
4 J6 ^0 r( _" O" o8 I/ M1 m - position: absolute;) M7 L$ E* r" B& D1 D& P- Q
- top: 2.5rem;2 _; I7 n; D3 {1 k
- right: -10px;7 M8 N7 ?7 P7 U! { {
- display: none;
" _) Q( N" o0 L" o8 t' J - opacity: 0;# M4 A }3 [9 l0 S0 Q) |9 P8 ?
- -webkit-transition: opacity 0.5s ease;
& m4 @$ a4 L) H- J l - transition: opacity 0.5s ease;6 h# T- k; B: }# v
- width: 160px;
; d6 o/ D5 F# j; I' A - }
9 w& j. ^/ F; F+ w* W( X( [ - .dropdown-menu a {+ @" S0 X. z. M! n2 p
- color: #fff;
Y4 x, Z& e" O9 Z7 U+ ~+ z" D - }
* E3 Y! w7 }$ j9 i) g - .dropdown-menu-item {
% x3 T' D: \) X4 K ] - cursor: pointer;
) W8 ^" m+ i- c% K. j - padding: 1em;
" C, l- y8 b% O, D$ P) w2 f9 e - text-align: center;
( d7 [6 A: R; ?) S+ o0 P7 ] - }
# g+ ~4 b) |- Y- x2 Q4 v - .dropdown-menu-item:hover {; P, j% l& D8 ^
- background-color: #eb272d;/ c+ K! T# }" u" ]4 X8 G* i; ]$ G
- }
复制代码
: W+ l j3 H; L6 ^( P' M+ L3 g可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
' k( B0 e$ ^5 f6 ^ - <!-- Checkbox toggle -->
+ o2 v3 U- e9 b0 L3 n" i - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
: ~& @) T. I4 R4 I0 U - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
- m' d% j4 b* E: X+ E - <!-- Content to toggle from www.mfbuluo.com-->3 J. {- n2 k- |% Q6 t' n
- <div role="toggle" class="toggle-content">3 ~' b* L9 R) a( A3 h. `4 v, J F/ f
- BA-NA-NA-NA!/ |; }. M$ X2 l( K; L# n) ~/ y3 H
- </div> I6 S5 C5 Z! I5 |% G4 ~- K
- </div>
复制代码CSS代码内容如下: - .toggle {8 k6 {8 w3 }, q% F3 ]3 [9 Q
- margin: 0 auto;
) Z9 S6 E1 O. f; A - max-width: 400px;
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- .toggle-label {
0 p% C5 N# [ ~4 c1 t S# G/ t* T - font-size: 16px;5 s+ R* j9 B: @" Q' t
- background: #fff;; @1 y' L9 h# S) G* M
- padding: 1em;: ]8 n7 a4 x) o0 q2 P6 p9 c
- cursor: pointer;
: Q# S" _1 u2 P7 {2 i - display: block;
1 a) _& u" i" H - margin: 0 auto 1em;
( S+ g7 ]0 a1 h - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
9 g# w0 q& l3 m# u Q8 I - border-radius: 4px;
& u; G4 u" k# E: g6 h4 _ I - } C! t/ v. Y: A1 j
- .toggle-label:after {
$ E& x8 e [; N$ T; n - color: #ED3E44;5 t. a9 a3 h4 K! G" t: {
- content: "+";; W6 Z( [1 P# d7 m' e7 X
- float: right;
; S2 C1 p1 ?0 [1 \7 ?( W - font-weight: bold;) o. y2 F* |$ t
- }' F9 H6 z! G4 J
- .toggle-content {2 p; X. O: _& H. M$ K2 [
- color: #B0B3C2;9 `* O) {9 |3 R" U3 b5 {; n
- font-family: monospace;
$ c( L u$ W* s" e) @ - font-size: 16px;/ I& K" o2 V: G6 ]- d% o6 Y
- margin-bottom: 1.5em;
4 Y" y' \: I0 y3 Q3 d/ R - padding: 1em;
3 B0 n: H$ T, c, k1 e/ Q - }
$ C% A \' S1 ^' z$ `; s - .toggle-input {# w5 B; t1 H' b' S! u, L
- display: none;
: y( \0 o7 Q! R - }
1 p8 W3 C7 |: b( h( K: @ - .toggle-input:not(checked) ~ .toggle-content {
& q- u" m& v7 p) e8 t0 X - display: none;+ W( z+ \8 x8 s. K: {
- }
: ~6 v* H1 i4 F- f% Z - .toggle-input:checked ~ .toggle-content {
0 ^: \8 n* ^& Q8 ^8 E+ Y - display: block;
8 ^( h' s6 ]. g X - }
6 g. k& F9 L) U' x: i - .toggle-input:checked ~ .toggle-label:after {0 O, l; g! ?+ k/ `' ?6 S1 f
- content: "-";
1 x) h6 N6 T' r+ S* |% ` - }
复制代码 6 K$ q; u' [& r- y
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