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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 c& {1 y+ X# j' o+ E. _& P
- Label for your tooltip
+ `6 Z" ^) _% n) @0 b - </span>
复制代码CSS代码: - .tooltip-toggle {+ X) P- h- }$ m2 y2 u
- cursor: pointer;( ?% g$ j7 j6 c) R- p1 `6 M/ ]: `
- position: relative;: k( Q9 I4 m' _) i) K
- }
8 O" {4 }: Z; `9 ~) X' ?3 J7 a - .tooltip-toggle svg {
, o: E' ~* }( s0 X - height: 18px;
& a: p& V5 H2 x( Q3 v9 w - width: 18px;; t5 T& o% f6 U9 q7 _ ^2 ~1 F9 r5 r, y
- padding-right: 0.5rem;* j. V& R4 M8 R- s
- }
0 ^: @6 `, `+ M: W - .tooltip-toggle::before {
8 K- ^8 d( f7 Y" R# @ - position: absolute;
2 M4 C" k9 o% E4 Y( e$ L, U - top: -80px;
2 c0 x% S0 E1 o2 p- `9 v - left: -80px;
. v" L& {7 C5 j& R9 g) @8 l - background-color: #2B222A;! `3 i! b6 @, V% N/ [1 d
- border-radius: 5px;( ]+ z3 @# X: k; ]; Z
- color: #fff;
0 S W6 h) t+ E3 x2 f# x - content: attr(data-tooltip);
" J2 x- U+ r, M- H - padding: 1rem;* n9 l+ o6 S1 h: q
- text-transform: none;4 ]3 c$ X$ ?2 r: d0 i+ @
- -webkit-transition: all 0.5s ease;' U/ q; D) j, s Z
- transition: all 0.5s ease;
0 N0 v% G4 e& ?+ O - width: 160px;
+ B* M7 O4 c) e% u - }
# I/ F" v5 g+ r. u1 O, Y - .tooltip-toggle::after {( x+ x) E/ l( j" R5 H9 y
- position: absolute;$ N) j9 @! ?2 Z4 }; v9 B6 w
- top: -12px;7 r2 T! K8 P" I n
- left: 9px;0 {; e- C$ D* y" }
- border-left: 5px solid transparent;
! _: \) \7 F$ b' B; E: D - border-right: 5px solid transparent;1 C5 N7 }1 W6 g$ u* C- W
- border-top: 5px solid #2B222A;. o/ r: h% ^& Q, H$ O& J& x
- content: " ";
. p7 ?) I' W c, p% j - font-size: 0;
, c( A- m0 Z" f& R. a - line-height: 0;' Q" e+ u- K2 b: S0 }: w+ j, ?
- margin-left: -5px;$ {) q* c. H/ f* L D
- width: 0;! M# ~4 h% d2 ^8 O; I
- }
" t5 `6 S; n' T - .tooltip-toggle::before, .tooltip-toggle::after {
% l0 X: }( o, Q/ }: X. y - color: #efefef;
i8 U5 o/ V' A m& Y( F/ ?" s - font-family: monospace;
* D8 Y, I! N& W/ i2 j - font-size: 16px;' ?2 T6 X! R* E$ A7 |
- opacity: 0;
& G; \. B5 H+ t" }% t, U - pointer-events: none;
( t- A7 h% b9 h8 j - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {3 Y3 k( A+ Z4 w! n
- opacity: 1;* P# u; q* M+ u
- -webkit-transition: all 0.75s ease;/ K/ a# Z+ t( G% H. ^
- transition: all 0.75s ease;
8 u. I8 Z. n) n! l - }
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 ] ^% e- U$ ~6 b
- <ul class="nav-items">) |( b; K6 ~! }
- <!-- Navigation -->
% R3 J& u4 W: m - <li class="nav-item"><a href="#">Home</a></li>, \! e0 h S: K% F0 J
- <li class="nav-item"><a href="#">About</a></li>
8 Y8 G8 H- p' K - <li class="nav-item"><a href="#">Contact</a></li>
2 H9 l, E: w; |- G6 ^% J - <!-- Dropdown menu -->
; C" ?( p5 N% w. E( [ - <li class="nav-item nav-item-dropdown">( H% P: x5 P9 q0 ~3 x, H
- <a class="dropdown-trigger" href="#">Settings</a>
- U6 P2 N" T* T1 ?% k) ~' G - <ul class="dropdown-menu">
5 H2 i: X2 F/ n( | - <li class="dropdown-menu-item">
0 B; y% G c) X4 D! f( g- `5 `* ? - <a href="#">Dropdown Item 1</a>! I. J t- u2 B6 q; I i8 Y$ I
- </li>& Q- N( D3 m3 j: U
- <li class="dropdown-menu-item">
. y3 W# y: @* q0 u7 \) a1 g - <a href="#">Dropdown Item 2</a>
" Q; F* z7 N/ O' @4 Q+ x9 L% g+ A( [ - </li>1 L% j# j+ l4 q
- <li class="dropdown-menu-item">
) x2 a1 d4 r( L5 \( O0 @- N4 [7 Q4 I - <a href="#">Dropdown Item 3</a>3 t J! z) M' q6 e5 }3 u4 w' F
- </li># N7 o1 a6 x! J# U% u- N3 k: o
- </ul>
9 T* c( h5 w9 Q0 M$ V - </li>
+ F% ]# \0 w! k1 Y, d4 C0 l - </ul>8 |" d( ^3 W$ l" p- F2 g$ [, r7 ]
- </div>
复制代码对应的CSS代码如下: - .nav-container {
V: X h) a- s: V2 ~9 s/ \ - background-color: #fff;9 Q: V5 X4 @' x5 q6 x6 I+ N/ k
- border-radius: 4px;
! [ @$ _: q' M- |) N - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
# w9 a# s0 s" D0 G( s( ?6 O; I - padding: 1em;
: a: Y3 |8 E4 ^4 G! x" _9 [ - border: 1px solid #eee;6 g/ \( z# K! A
- display: block;
) V" J4 K) Y5 `7 \' V - max-width: 400px;8 k7 M' h6 F: w4 ^/ [8 d
- margin: 0 auto;
3 a3 b y& L3 J( |0 N9 l/ y8 ^ - text-align: center;
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- li {
: E# E% c$ [( T9 n - list-style: none;
. I: k6 f5 S9 l: c/ J2 D - -webkit-padding-start: 0;. C# U& F% O( T. G$ [0 R: ]
- }
/ @9 N5 y3 R7 B3 k - a {
, j6 H- f/ x9 u* M% U. [ - text-decoration: none;
# F) F/ A( T1 O; a# O' G - color: #ED3E44;
" `% x. z) D+ N4 q$ p r) l - }
+ J( [# D" t$ _* J( u - .nav-item {7 |: O6 d' |' K: _) _
- padding: 1em;
% i/ o. Z! e$ Q% U, b( b - display: inline;& u+ c) d3 A( ^4 o- u
- }
5 K. r5 \, Y+ p! A0 { - .nav-item-dropdown {5 v: D7 q# b. t; a z) d# E
- position: relative;
* _/ ]2 u5 H5 e4 b8 q4 D - }
8 `0 {" _9 k4 m0 R- ^2 V - .nav-item-dropdown:hover > .dropdown-menu {
* C: n( {0 K5 E9 t$ d - display: block;- b( M, N( E- J) w O7 x
- opacity: 1;
# x" r5 {# X7 L# U, B+ c - }
$ t$ u- Q% B2 W+ b - .dropdown-trigger {# {% V) }( | j1 y o$ {- y" `7 E
- position: relative;
+ C$ u. o6 v, C- {! }) }# l5 t - }
2 v9 C6 M* i* M+ C0 A: R - .dropdown-trigger:focus + .dropdown-menu {
5 X, P7 I" Z; K' z - display: block;7 Z: A6 K; [1 r0 h5 K/ g! `
- opacity: 1;
5 E# p$ v5 E8 K A" O - }! ]5 Y( v. ^" V8 u
- .dropdown-trigger::after {! C: ] u9 A1 g, o7 d. R" i4 Y
- content: "›";! a+ s8 Q0 `" N" E# K
- position: absolute;
5 @$ `. b( {2 K0 Q5 Z4 j - color: #ED3E44;
" i# I4 f% ?9 @4 X' K - font-size: 24px;/ y" P5 r( A) ` ~+ {5 M8 g
- font-weight: bold;! N0 q" a Z, }) x
- -webkit-transform: rotate(90deg);
4 h- q a7 T4 c v6 E, S) Z - transform: rotate(90deg);
' f1 h& d! z0 \5 M6 v2 j - top: -5px;( @' e x0 G9 V& w4 O6 M! W
- right: -15px;
0 h) [& c4 b Q3 ]3 i" Z - }
5 K* T/ ]6 `, u! H& H - .dropdown-menu {
/ ?* t X7 Y3 { - background-color: #ED3E44;
* f* f' |, j6 a& T- K - display: inline-block;- i2 p" S( T, P
- text-align: right;5 X4 Q% @4 N+ q8 m; y
- position: absolute;
' X7 _/ a; K. t1 b - top: 2.5rem;
& K }1 Y$ L- E, v/ P - right: -10px;
9 J4 p7 w. Z& n. T; v - display: none;/ N4 ^; u3 T, I2 {4 E" B- o/ t
- opacity: 0;
0 D5 V2 s- O& S4 \$ W. W& d4 C' e$ C2 G - -webkit-transition: opacity 0.5s ease;( ^9 k9 e$ D% m: e% M$ r, K
- transition: opacity 0.5s ease;6 r6 _1 o* X: ?! i
- width: 160px;7 X/ \# Y" `# f& k( `4 \
- }, g1 K7 u6 m0 `. L$ O' r
- .dropdown-menu a {7 P- i6 r/ h( h: t0 p
- color: #fff;) V* z3 L/ R) O2 K2 g: G9 J
- }0 U ?- T5 x1 i' C
- .dropdown-menu-item {
- u: G- x7 v( P. z - cursor: pointer;
$ j2 X$ C t: `% T9 l - padding: 1em;
& t) Q; {$ {8 V3 {0 u0 i; [! W - text-align: center;5 C" ]- p) I& L3 K2 F& k6 Z0 j- z
- }; I# {2 Q6 O& D/ u2 Z o9 a
- .dropdown-menu-item:hover {
' m9 ?2 R) v. ~( U( J - background-color: #eb272d;# r% h# ]: \( D/ G$ o @" V- D
- }
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可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">. C" Y `3 H7 m# R% N
- <!-- Checkbox toggle -->$ f# }- Q2 K) t, T8 G# \
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
, z; D, K8 G# C - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>3 U& d2 y' D( {( r/ W& z
- <!-- Content to toggle from www.mfbuluo.com-->
: U0 ~( w, z5 ]3 h% D8 u/ I - <div role="toggle" class="toggle-content">
$ Q2 L: g, b |' ~+ x; P - BA-NA-NA-NA!
+ B# `: ?% I- O3 ^% D" R% ~ l y - </div>
4 r" C7 r, t9 @1 Y* T7 Q) G - </div>
复制代码CSS代码内容如下: - .toggle {, M0 R' T& d5 a
- margin: 0 auto;# y2 `" P0 f, g
- max-width: 400px;
& [$ b7 r! X8 |- h - }
5 A. K+ F: u7 r - .toggle-label {
9 @$ o9 {: V% Z! P. T$ P6 k. _# e - font-size: 16px;6 T- i0 H/ B2 e7 `! N
- background: #fff;3 Z. R; ?9 m. e" R+ N. t
- padding: 1em;8 U; n: d/ P' ~) C+ S2 G
- cursor: pointer;- w( K" s$ G+ {1 `, L
- display: block;
: h8 ]7 p) I/ ?1 J. p6 t7 ]- z - margin: 0 auto 1em;
7 i. N, A- J/ H8 \% D- G2 c# ` - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
5 z' K, A, x& f9 o- D, x - border-radius: 4px;! `4 O* x% Y/ k, h1 n
- }
4 n# O/ X" |. w - .toggle-label:after {8 B- r3 P2 D q. @- v
- color: #ED3E44;
# V. L" Y6 i: D - content: "+";
4 ~5 F; j4 w. H" N7 E - float: right;
( M' p) X4 A+ t2 ^! S! {( U - font-weight: bold; x0 `# U% t5 H0 x/ l
- }
3 T& e6 t9 r" v* \' p - .toggle-content {: ^1 J, Y6 C9 ?6 h5 M4 U! Q# `
- color: #B0B3C2;5 [2 _: |4 o/ w8 s
- font-family: monospace;
; M0 }; {2 j$ [( B; `" I - font-size: 16px;1 F4 n$ U7 L' l8 n- B/ [2 k
- margin-bottom: 1.5em;
2 A, d, B* K2 \3 X - padding: 1em;, M8 S: U) q0 q9 K7 D
- }+ F7 v i; o- m8 Y9 O
- .toggle-input {: H) G; H2 @4 L$ G- f0 x
- display: none;
, w: P) B& A* |. X5 w+ b - }
" n* @) [: E7 j; \ - .toggle-input:not(checked) ~ .toggle-content {
1 }: _4 n" Q6 f9 W- E- H \: R# ` - display: none;8 h/ i# f6 u& U8 G
- }
6 R8 V: x! x7 a' n/ p- @' I) w - .toggle-input:checked ~ .toggle-content {' |/ t5 b. L, L. E _
- display: block;) ]) B) B" K; O4 U- O
- }
" d) m: H& I9 T( l - .toggle-input:checked ~ .toggle-label:after {8 s5 T6 y5 O- M2 }4 K
- content: "-";
; P& Q* ?: K$ j! d+ _ R - }
复制代码 2 V6 P# {! Q ^ U* r- t
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8 F9 \" _" |1 m& Z# N. k
6 ~$ T G; f/ h' J" P( d9 {0 u* W+ e7 _4 p5 W+ D0 S" J, L
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