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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!">6 u4 a2 d( h0 e: A/ A$ o
- Label for your tooltip
7 B" k/ `: R8 S( U; g. b: a' | - </span>
复制代码CSS代码: - .tooltip-toggle {" N+ w- g+ ^' U/ x# o. S
- cursor: pointer;
4 p) J$ N1 _& e - position: relative;
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- .tooltip-toggle svg {
+ m+ [4 z e/ a; i% F& H - height: 18px;
% G+ _. o, x3 ` m/ I - width: 18px;( |. ^# t8 a! R) W5 s
- padding-right: 0.5rem;
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- .tooltip-toggle::before {
2 F: v5 l- g+ [ O0 f, \ - position: absolute;' n; ^$ j0 R2 ]4 F! \; Q0 o3 J# r& l
- top: -80px;9 G3 Y0 p) x. m4 l) \
- left: -80px;, N/ Y* V8 Q) e: ?) v# l2 q# Y
- background-color: #2B222A;
; \. q$ d* d& \/ G - border-radius: 5px;
# [/ R( z! X- S' D - color: #fff;0 t! H5 w, t* V
- content: attr(data-tooltip);8 S4 V' t. N; y `, y& V
- padding: 1rem;8 ~# H8 t! T) a" R A
- text-transform: none;
. M7 o+ S+ r. M0 G9 M - -webkit-transition: all 0.5s ease;+ F. r8 F9 i4 K8 N, J+ }
- transition: all 0.5s ease;5 h, I' T- M/ z7 ]# x2 p( h# N
- width: 160px;3 ?/ \1 _% p+ y& j, s
- }
4 \7 S B l4 c( b- I& [ - .tooltip-toggle::after {9 z' B! |( I9 A. d0 `
- position: absolute;
# s3 k% l- T$ o4 d4 r - top: -12px;
4 q- y! V5 ?7 S' X$ u - left: 9px;5 D' k& Y" Y' T2 n
- border-left: 5px solid transparent;4 f% z$ n% m' {3 Y/ Z
- border-right: 5px solid transparent;
; P4 Z+ v2 P+ F; U6 D' W% t' J - border-top: 5px solid #2B222A;7 r" h! E+ n. p* T$ q
- content: " ";
& r( Y6 F# V7 R5 z( a6 M - font-size: 0;& P: R' Z# s9 M' p* Z% f: s$ k
- line-height: 0;$ s; i3 o* Y+ c' g+ `
- margin-left: -5px;# O. ^- A( Y! F
- width: 0;' Y, |' K" _% H/ U' a. q/ Q1 m
- }* R/ Q. Q+ S% ~' Q) `% {
- .tooltip-toggle::before, .tooltip-toggle::after { G5 f8 U4 v! p8 K4 l6 ~0 A
- color: #efefef;
6 ?' ^: r2 d1 s8 \( t- g4 k - font-family: monospace;
" K: g7 }6 [+ |# F6 h; s u+ {/ Y - font-size: 16px;
) e0 a% R$ k* ^% C9 j7 e4 U - opacity: 0;
T0 T+ k( [3 b/ S1 P& v - pointer-events: none;
3 f& k# s, j9 p% ? - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
/ Q. N6 H+ J3 F- K x/ x0 O1 L! o - opacity: 1;
& X7 H# ^: _; D* q7 H: B) T - -webkit-transition: all 0.75s ease;
8 t. x- E; x% s! e& [# n - transition: all 0.75s ease;, `+ e h" G& R3 Z# x2 S" U4 c9 U
- }
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"> ^0 h6 S: y7 h8 E: J8 h
- <ul class="nav-items">
& s$ l# w0 d6 i - <!-- Navigation -->
* L. O7 V0 i4 [0 |0 u - <li class="nav-item"><a href="#">Home</a></li>
6 m5 v4 L6 u' ]6 M* X% L9 | - <li class="nav-item"><a href="#">About</a></li>
" k+ I/ N ?% Q- E - <li class="nav-item"><a href="#">Contact</a></li>, Y: [1 ~- T; d9 E0 Y- E
- <!-- Dropdown menu -->
, Q+ W7 j3 f5 A9 p - <li class="nav-item nav-item-dropdown">
; T/ F7 [8 [3 y* K% ?+ r - <a class="dropdown-trigger" href="#">Settings</a>
8 K% j) q) @1 g - <ul class="dropdown-menu">
3 k2 U, v% ~. J' E - <li class="dropdown-menu-item">
0 S. L. ?+ S- w) {/ V - <a href="#">Dropdown Item 1</a>" W2 A" N0 ?2 Q1 ?' F' {5 d$ V
- </li>: \$ e: t' Q0 B
- <li class="dropdown-menu-item">: |: b- j, S5 q+ _. l( r( g
- <a href="#">Dropdown Item 2</a>
2 Z( f3 Y4 o8 ~$ S+ w - </li>. n! m- `7 P" i- W3 n
- <li class="dropdown-menu-item">& i+ ^/ H ~5 }! O
- <a href="#">Dropdown Item 3</a>' \, a! a8 S, a; J
- </li>
& M% ~% g% V# G: m! [ - </ul>
% t1 r5 L/ w3 j: g - </li>4 H. Z. c- K: V; }
- </ul>
. H+ h* V! V+ o - </div>
复制代码对应的CSS代码如下: - .nav-container {
/ |4 D2 k5 m4 w) h - background-color: #fff;3 y. {( |* w& s
- border-radius: 4px;
' m) q; }# i1 A2 \' S* ~' o2 I, ?) E - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);" T4 f3 j: m R: [' r7 M/ G
- padding: 1em;
3 t; P b! j- |) b0 \6 d ~ - border: 1px solid #eee;
" @5 H# S! Q; i0 E" I3 `" v - display: block;( Y# m3 c* S' |. Q \% B
- max-width: 400px;
6 f! D8 l9 x! ^: I0 V# d - margin: 0 auto;7 C, O( f, h. X8 H& v
- text-align: center;
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- ul,
1 N- h) e0 t% J5 ?$ z \ - li {
% Q k" T3 z/ ~6 i; ?- a Z) \ - list-style: none;
/ E1 o, C6 N7 _/ `; N0 r- u& y - -webkit-padding-start: 0;
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- a {6 q6 e; N' L5 w5 H" O
- text-decoration: none;' u: Y" a9 w# Z& w/ A$ c: ]+ _
- color: #ED3E44;
- l6 I p' I2 S( Q - }( Y D* Z$ y# {
- .nav-item {' r' r) V! C3 e
- padding: 1em;, Y; D& h% d+ T) |& @& l' M9 @5 x
- display: inline;
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' H) x1 v! W/ c+ g* x" o8 L% _ - .nav-item-dropdown {- G& q Z' R5 }' j& C6 J' c6 L
- position: relative;6 b/ A5 l, q, M s
- }
. x9 @' x7 s( j - .nav-item-dropdown:hover > .dropdown-menu {/ P2 {" K* e7 q7 M
- display: block;) t" N- }) z8 T, S& s* {6 |+ i+ ?
- opacity: 1;; F& W5 Z9 b" w+ o* a0 y4 i$ Z4 M
- }1 I! {4 `, E `7 c* n2 I
- .dropdown-trigger {
; n, f8 h! _. ^! \& ?% ~, i - position: relative;4 W# i; h9 B' d& U- {7 p* L
- }
' X5 e8 Z8 m( P7 T - .dropdown-trigger:focus + .dropdown-menu {
7 ^/ x7 S" Y+ t! o; w - display: block;# i9 M; h; U) t' G
- opacity: 1;
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- .dropdown-trigger::after {" T" C! a2 E' u E0 V/ R( D. t" l
- content: "›";
. \5 k$ w) K& D- s - position: absolute;
# Q3 E! e! ~- n# M. @' m/ F - color: #ED3E44;
- q% ~( T& y$ c- z# Q - font-size: 24px;# y# s9 U- A# c( C; |$ u" c
- font-weight: bold;3 f6 t% V- g7 l1 G8 M" _ J( `
- -webkit-transform: rotate(90deg);
% V3 i: f* ?! ]1 G3 H( u& h - transform: rotate(90deg);
- f7 v, m2 P/ N+ Q9 J" z! S - top: -5px;
: G( M9 }% h0 R+ z; q! P - right: -15px;
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- .dropdown-menu {
- [+ E9 Q; o' _5 N/ o1 i1 O$ ] - background-color: #ED3E44;
5 G+ Q6 G3 {5 Z' D7 U% C5 _ - display: inline-block; {' b4 X1 y. | o. u3 n* q
- text-align: right;
: L6 l6 z9 M" }0 V6 ]3 E5 ~+ a; I - position: absolute;
2 b Z) Z c5 P3 L1 H3 m - top: 2.5rem;2 y/ R/ J0 N* z5 r/ f: X
- right: -10px;0 x6 Y8 J/ L+ c# O* d# @) a
- display: none;+ i" q7 M) V( k0 v/ r$ [6 H8 Z
- opacity: 0;8 C0 p7 N |, O6 Y& M, a
- -webkit-transition: opacity 0.5s ease;( f7 l8 R M& J/ a
- transition: opacity 0.5s ease;% i; J; q8 d' G% T* h
- width: 160px;1 w( u9 g0 t9 C- n
- }
( }* h) f0 |# H4 F& m6 E& k# t - .dropdown-menu a {
* q! a4 a! W x - color: #fff;
! I8 e/ i9 A! x) P: s# d4 }5 I' Z8 @2 _ - }* p" c/ t3 M+ h% U, a, Q. S# v: O
- .dropdown-menu-item {
% O5 i& M* p+ e$ j: Y- Q - cursor: pointer;
' r2 C$ {: \7 X7 W, p. j1 x& {# e - padding: 1em;
/ F0 t4 j3 O6 ]2 p - text-align: center;
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- .dropdown-menu-item:hover {
g) o: Y q) T" V% s2 `( X - background-color: #eb272d;6 Q& H* j) z* |! d/ v* |, O
- }
复制代码 2 n) O5 R( }( D& U; C) Z7 d% D
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
8 o3 P0 P' z! p' a - <!-- Checkbox toggle -->1 n( {6 o' ^/ c# {: S
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
2 Q* m" O4 x! t- K2 p - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
1 z2 J8 K6 U! ?1 H: ? J - <!-- Content to toggle from www.mfbuluo.com-->- @" d" S0 [1 ?/ |$ U/ ]) g3 T4 @6 g
- <div role="toggle" class="toggle-content">. C0 Q3 _+ m7 x1 L! Q9 r+ n
- BA-NA-NA-NA!$ k7 _, u: }/ a4 |: x# l7 P
- </div>
+ ~( l: V* w* ~) d - </div>
复制代码CSS代码内容如下: - .toggle {
; @: A# {4 s6 i) j' ` - margin: 0 auto;
8 L/ c# m! @' {( @ - max-width: 400px;3 k; I% k. \. ~$ `+ a2 j: A
- }
K( |& B% I# @; G& v - .toggle-label {
2 O5 i7 a4 s* r) @' f' p4 r - font-size: 16px;
3 J: F6 A Q/ ?4 ^ - background: #fff;
9 U, a' p$ x9 l2 p4 t/ z8 @8 @1 q) N - padding: 1em;
' W7 y, }' A& N" ~1 R - cursor: pointer;
( r |3 ]3 n4 b: J# E5 n% z$ i, v - display: block;
2 l( t/ [8 V" ?* X/ W - margin: 0 auto 1em;
! m$ d0 |1 k/ |% w3 k! g, \- |" A - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
, q& J0 i0 E, n2 d9 c3 q - border-radius: 4px;
- F! q" i1 z* E1 }+ o: W/ D4 N - }7 [3 t. Z0 Q `/ |: t/ T
- .toggle-label:after {
5 x7 c! H B. E7 h6 n) K. Z% A - color: #ED3E44;
# F- b2 g% g# A" x7 n; B9 n - content: "+";* w$ H7 a/ t* ?3 _1 W# a% e
- float: right;
' y5 K+ b. ~0 R) [9 g) `6 j - font-weight: bold;* b1 x" A: Y0 z, N4 \1 {8 C8 j
- }
( @/ w* _ a `( j- q - .toggle-content {/ n7 O! f8 K4 z, ^- F+ m% o
- color: #B0B3C2;
1 q/ @" y4 G, ?3 ]9 y - font-family: monospace;
! ~( t# D$ G5 z+ d0 c l - font-size: 16px;
5 A" l) T, E. M7 j- v - margin-bottom: 1.5em;; Z* [# c- a8 u
- padding: 1em;
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- .toggle-input {
3 H: S4 k7 V9 l H9 p+ | `, v - display: none;; |5 N5 t+ T+ `( I7 X: P
- }5 a2 B2 \+ g+ d; O2 l o
- .toggle-input:not(checked) ~ .toggle-content {
# ^+ B: R$ L( [ - display: none;6 Z2 U# X4 ]; o2 s$ C) u
- }
) Y, N+ \8 D; D - .toggle-input:checked ~ .toggle-content {
) [7 [! M2 P& @ - display: block;( @# S) d+ N0 d
- }5 Y; a7 h/ |' v7 G5 [/ E. T
- .toggle-input:checked ~ .toggle-label:after {3 U7 b4 V- m. n) r# ~) s y0 H
- content: "-";
& Y. c6 ^: |# ~4 }; W) M - }
复制代码
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