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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!"># A) F2 t; b) ]
- Label for your tooltip+ F$ P6 P( r8 O0 o
- </span>
复制代码CSS代码: - .tooltip-toggle {
, f5 R6 k" M5 i* } - cursor: pointer;
- ?& b2 S' m" ^9 v* t. d - position: relative;
' k& a! A: b- q2 q - }
/ V; [3 o6 I- Y& } - .tooltip-toggle svg {; z9 N$ `5 Z0 s# w$ H1 i/ a3 d
- height: 18px;
. r4 ]1 U) K# k! Y/ q* X - width: 18px;
$ O4 k: |5 Y1 _; y+ j ^2 S4 G) f( a - padding-right: 0.5rem;: R$ c+ f3 K% I( z* M/ K: N. Q
- }
. f, w' G& I6 n% t8 S - .tooltip-toggle::before {
7 u& y% m" I1 r3 r8 c5 A - position: absolute;
; o- I- N4 R4 @5 Z - top: -80px;* \0 p( X0 R; W
- left: -80px;
; c! x% m1 \5 ~3 E, T" p - background-color: #2B222A;1 A5 _/ @7 e/ D
- border-radius: 5px;4 [! G7 x0 X' a% x8 I) F" i* j
- color: #fff;6 c" a1 n& |4 ]# E4 J; G- N) Z
- content: attr(data-tooltip);; _1 x2 \# c# y7 i; r
- padding: 1rem;$ }; v5 f$ ?( I d
- text-transform: none;7 }5 l( O& S6 Q* Y8 D: {. J4 K- l
- -webkit-transition: all 0.5s ease;4 {9 n7 _4 f* M3 R
- transition: all 0.5s ease;: P9 B6 A* q2 |' [ _9 m- s) @
- width: 160px;
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- .tooltip-toggle::after {
& s- B6 V. R# W- k! X - position: absolute;/ g4 u6 e1 {$ ^+ ^) b
- top: -12px;# d" }9 h) R, [
- left: 9px;+ {! B8 \- v6 p
- border-left: 5px solid transparent;
8 P' C0 H6 Z# K3 L8 n5 l8 l - border-right: 5px solid transparent;- i7 x7 G. m6 T' N. Q! g2 p7 G8 G
- border-top: 5px solid #2B222A;
' ^* m; b6 q& I6 [ - content: " ";% W9 ?0 O5 ?6 \! s# f- E
- font-size: 0;/ D/ L+ s+ k2 B* W7 @3 Y- ]7 Q
- line-height: 0;# h( n, K3 K* G7 q% u8 c
- margin-left: -5px;
- x) j J3 c/ T2 y- b - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
9 I; W4 f1 N1 j5 B, B - color: #efefef;+ W9 ]" Z; N0 n! w
- font-family: monospace;
! H- N0 g: j8 I, [+ @ - font-size: 16px;3 B; y( G/ L# U h, A3 q9 {
- opacity: 0;! Y: {; ?3 B4 {6 J1 c% C5 j
- pointer-events: none;
8 U- ^0 B, d5 n5 B7 U% r a - text-align: center;
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' S: j% V' `) m - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {6 R% A5 W w: a6 W
- opacity: 1;/ G J9 f- A0 z
- -webkit-transition: all 0.75s ease;
" ]9 Q5 h. M* |* N) I. ?/ I0 a9 @ - transition: all 0.75s ease;4 f, z" }# ~+ z$ Q) _, m/ p
- }
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 Y( c. Y9 ^8 T3 X! I" E. B. r - <ul class="nav-items">: v' s. h5 J* k1 R
- <!-- Navigation -->6 e% }2 g1 `! U5 ~
- <li class="nav-item"><a href="#">Home</a></li>
; A0 r9 H/ w# I7 Q S2 J% b - <li class="nav-item"><a href="#">About</a></li>1 E7 K% ?0 ~5 M+ m6 O) S
- <li class="nav-item"><a href="#">Contact</a></li>1 F' T% V0 p# ~- t T
- <!-- Dropdown menu -->8 r3 l6 N+ G" i. O, N2 e% m* q
- <li class="nav-item nav-item-dropdown">
& a+ U# z) t2 u4 b3 o - <a class="dropdown-trigger" href="#">Settings</a>
: ^ e8 _3 q( C* C. l o+ T - <ul class="dropdown-menu">9 J* \0 Q _. [) w; o
- <li class="dropdown-menu-item"># h* N+ K! v4 v, M" o$ r
- <a href="#">Dropdown Item 1</a>8 A% o9 {5 J7 ~0 \+ F5 c
- </li>$ R1 L. ?# ?+ T, K1 u7 b
- <li class="dropdown-menu-item"> `$ {2 c6 _( h( ?
- <a href="#">Dropdown Item 2</a>
5 C" I& U' v( D - </li>
! ^& E: X& H; i9 ~- R+ W+ D - <li class="dropdown-menu-item">
7 s' H: r" |5 E/ ?2 ~4 ~6 I! i - <a href="#">Dropdown Item 3</a>; ?6 r0 m3 ^0 O o: n# R o* V0 h
- </li>. t" R/ R4 j V& d! c
- </ul>
1 p- N4 i2 F% c3 q - </li>! M5 V! t. l( q$ D. F* q
- </ul>
% B$ o9 W7 W- x5 u0 R$ ]8 y - </div>
复制代码对应的CSS代码如下: - .nav-container {
, g l+ W2 s6 B- v - background-color: #fff;
, F: N9 x# q& [ - border-radius: 4px;( Q# ]: c6 R2 M' {
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);/ U$ e# A' i8 d4 z1 O! w2 E8 ?
- padding: 1em;. [# c" z0 j% m- }
- border: 1px solid #eee;
1 H8 K& y* c7 [4 n& F1 u& [ - display: block;* D) R0 V( C- Z4 j
- max-width: 400px;
+ \, v; ` n5 X/ P0 B! `( N3 O2 l - margin: 0 auto;- p) F0 \. Q; ^2 |. Q9 `
- text-align: center;$ I: J4 [/ G$ o: J" P" R
- }
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- li {
+ @2 k/ I9 V Q6 ~$ p - list-style: none;+ F! s" ]% N6 v' k# u7 Y
- -webkit-padding-start: 0;
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- a {
' v9 a; K0 K: H, ~2 j7 L: l$ C - text-decoration: none;
: ]7 I6 v4 j: d& q - color: #ED3E44;% M3 k) M( ]- n5 V4 h; |8 d' }
- }
4 ?. s8 y7 G0 t6 w - .nav-item {
& ?" h; j# E2 j4 A: A! D V) x" ~ - padding: 1em;
* }! h% D3 U. L - display: inline;
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- .nav-item-dropdown {
& L6 p, j6 ^( E - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {. J* I+ I; f( |6 h5 D
- display: block;
) F; e$ u0 G$ K* ~9 ` - opacity: 1;! r# ^4 G6 K4 M1 p/ V& b
- }7 ?7 e0 b8 c- k8 P& ]
- .dropdown-trigger {9 A% G8 t. p# X: x4 R
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {! f. K2 E: s) N
- display: block;6 k3 z& M( c u: {5 | J8 ?/ {
- opacity: 1;
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- .dropdown-trigger::after {
$ ?" [; z% K7 g - content: "›";2 A$ _- f5 |. C, C
- position: absolute;# g- X- N- E# P8 [* L
- color: #ED3E44;
+ z7 C: W- S3 p d - font-size: 24px;7 ], ^: O/ F& y5 Z
- font-weight: bold;; Z f9 @" }8 s
- -webkit-transform: rotate(90deg);
) i+ \: _+ n0 N" t - transform: rotate(90deg);7 I0 d. v! e" N
- top: -5px;
0 G# S P) D, ~1 W4 t( G: Q - right: -15px;( L# c( y/ ]# l1 N
- }
! d# B& P" k* U) Z# J1 X) g - .dropdown-menu {
* P4 e& g- {& F9 v, X0 N1 N9 p% i - background-color: #ED3E44;2 i$ `8 w: b/ D4 Y
- display: inline-block;
8 g0 i6 X1 B* f9 _- V4 D4 M8 S - text-align: right;
5 g2 |( D$ j( k- Z; i - position: absolute;$ n7 U/ ~; f, L4 C1 Y% Z
- top: 2.5rem;
% \ r) B& t$ {) c' }) J - right: -10px;* a& R0 N$ M3 b9 v+ G5 A t% G- C( W$ C
- display: none;
% _; u5 Z2 x f# C - opacity: 0;
' T, }. L* \& a7 p, Q - -webkit-transition: opacity 0.5s ease;* h& I0 i: S. I$ r0 e% b
- transition: opacity 0.5s ease;, Z4 v \" R7 c4 K# @4 Z& O
- width: 160px;" v1 D+ \; `0 |# } S! T: k
- }. f; j+ L8 j5 }$ s
- .dropdown-menu a {
; n1 N& E( [5 _6 |# i# {( V - color: #fff;: k. F, r' Y9 o6 _/ l/ h0 R# K& N% f: u
- }
: v: K3 u( t* J7 J' g3 Z - .dropdown-menu-item {
1 M! {$ V/ @( u5 i7 A% B - cursor: pointer;
/ `9 v. ?3 m* k% o - padding: 1em;) P( R ?: z/ P0 u2 ]" [1 u
- text-align: center;
5 B/ k7 _4 {! S1 y% [ - }
* c: I4 b j' H. w( a, O0 e - .dropdown-menu-item:hover {1 z: ~. u) g5 b2 R& i
- background-color: #eb272d;
& i- x* P; [! D" E1 K; V - }
复制代码 ; _. K9 D/ g# h% E+ Z
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">3 R: b$ H; R4 e4 s% g5 _. D+ v
- <!-- Checkbox toggle -->' ]) \* O8 e9 C/ [1 h/ }
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">( v$ V) U u1 O' H; i
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>: J4 b3 ~. J0 @# W& K# d9 A
- <!-- Content to toggle from www.mfbuluo.com-->
/ G3 |" l& p. ?# C3 i! S% `' a: t- | - <div role="toggle" class="toggle-content">
8 z4 O) Z9 Q% U, v - BA-NA-NA-NA!
+ u$ Z$ Z6 v/ r - </div>
* b6 W4 V- z: d% ?5 t - </div>
复制代码CSS代码内容如下: - .toggle {, x; C% V! D4 z: f; F3 B
- margin: 0 auto; Q' k8 F5 K8 W' O* | @
- max-width: 400px;
" |. ^6 e2 [9 c3 p5 g% T8 F - }2 k$ u2 [ p! b0 Q4 r- w* [
- .toggle-label {
& ^; L( g$ q4 j9 W7 P# M - font-size: 16px;0 ]& }, o( m" E7 ^. z
- background: #fff;
6 [/ y; o2 j6 z2 S - padding: 1em;
: a6 m$ ^( ^' c" [6 e, N! g5 x5 p - cursor: pointer;! E" z0 H% T; h8 m7 ~. X
- display: block;# J+ m' T" F) e8 f# [8 J* Z
- margin: 0 auto 1em;( R( U4 X# x& l0 g8 }2 T
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
( |: o# B6 n1 f+ L - border-radius: 4px;
; O, g; B" G( C. u r - }
. J% x: f7 B% K& }6 {0 P - .toggle-label:after {
% {) e8 F' v; Z- C6 O- J$ _$ c$ `* [ - color: #ED3E44;
9 z# K# q' Z& s2 T - content: "+";* t# c5 z( V3 U) k& [
- float: right;
& I0 @, d* l5 j2 W2 n5 V - font-weight: bold;& [9 n$ F7 s- ^" T
- }
5 K+ e) A* V% ^* \0 I3 C$ X0 m: P - .toggle-content {
" e3 s) f( x0 T - color: #B0B3C2;
# \* f+ @7 R( D - font-family: monospace;
2 Z0 ]- \* B7 x3 t' d - font-size: 16px;5 \& C5 r- H& \: \+ U" O
- margin-bottom: 1.5em;5 K* e) v8 e6 c; J. a
- padding: 1em;4 U& Y0 B. W4 W+ j: f2 z- j
- }8 H, o3 j; ^8 r+ ~% t: t1 T
- .toggle-input {
; ~2 A/ I8 r ?' w$ Q: x" e) E, r1 \ - display: none;
) {" {- Q4 @! z4 U - }
# a. L" j L) ]' H8 C8 s - .toggle-input:not(checked) ~ .toggle-content {
: J" @1 g' ^* Y. z: ]1 _0 E - display: none;
0 h5 I$ Q U4 d7 M4 P/ v - }
6 j3 I( N o* s. \' J. r* @; e - .toggle-input:checked ~ .toggle-content {6 u' D+ q2 t1 X1 J3 F+ @
- display: block;7 j4 ?& C% g. F- A, C) r* x
- }
' s2 L* u3 g9 f: @1 t3 J1 _7 E8 t% O - .toggle-input:checked ~ .toggle-label:after {
?/ @' n. Y: [ - content: "-";
- C$ F; ^& L9 \4 @; L0 m; P8 B1 H; K. R - }
复制代码 1 I7 D- a* z5 V) u: ?) @
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5 |5 n9 t& S! k( u( F) c$ L8 M7 v8 o; x4 V4 U, ]( b1 T
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