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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!">
' b9 d3 O% Z6 X. G& r - Label for your tooltip
2 }+ }& \( v4 R$ w/ U, M0 B6 W. }, \ - </span>
复制代码CSS代码: - .tooltip-toggle {; z4 |+ z1 B0 e1 d3 `; W$ Q
- cursor: pointer;
, Y# n9 b( q* J4 ?- m/ |* A( Z/ Z, ? - position: relative;6 L' u* X6 h4 C
- } N V$ O a% Q1 f$ S7 H
- .tooltip-toggle svg {
+ W# h& n# z/ V: G9 v- _+ p! r& n - height: 18px;( ] G6 H. b Z* L
- width: 18px;
- @! _; J5 {% |: _ - padding-right: 0.5rem;! y" o/ i& c: L
- }
. N4 c7 `* x! J/ X$ k1 {+ ] - .tooltip-toggle::before {& w. T- D, J: s: b
- position: absolute;7 D% p( r2 c/ [; Z/ Q: f
- top: -80px;; R" C& D: B3 N
- left: -80px;
! s2 w2 O% x2 e% ?# c+ n: g0 r - background-color: #2B222A;; C) s3 N4 E$ a( s" z6 B
- border-radius: 5px;8 ]/ c# {; s" i% I
- color: #fff;
* C" F; [8 J2 D0 a& c& u* K8 t - content: attr(data-tooltip);
9 [6 i7 Y: Y; l$ w" Z" |, U - padding: 1rem;; z2 f2 {9 x; C* L
- text-transform: none;
* ^& j) d% x. N$ }" S$ x+ L7 b; O - -webkit-transition: all 0.5s ease;
' t' O' d. z0 J8 Q' v - transition: all 0.5s ease;
9 R2 N! q, U+ [7 {5 C - width: 160px;0 d; C& X& P- [- p5 n
- }/ D/ Z1 O0 J3 g8 K: @; o/ e
- .tooltip-toggle::after {/ N1 a! W; u! U& C3 [5 f
- position: absolute;0 [ o% \4 i5 ^
- top: -12px;
; Q/ d; Z" t! |6 F$ w8 d8 f - left: 9px;
( C2 I% g9 l1 H6 K# p. u2 _9 E. A - border-left: 5px solid transparent;3 T$ [3 y" ?- U+ w4 P
- border-right: 5px solid transparent;
9 i& e/ G7 J }3 S" N - border-top: 5px solid #2B222A;' N$ w ^2 i( `
- content: " ";
2 ~, ~, J! X" \. w s+ o; m - font-size: 0;
' Q0 ^6 M4 N+ a* k/ @ - line-height: 0;
. o: z4 Y: q. @; A# w - margin-left: -5px;
1 O1 v8 [2 N, M! E# | - width: 0;1 s& S/ z5 u% p l& |9 G
- }
, U# q# n7 V4 P2 i0 x0 S - .tooltip-toggle::before, .tooltip-toggle::after {/ ?& i7 S# B' o8 D$ |, e
- color: #efefef;4 c( F% P# R5 d$ b& x2 K1 Q& Y1 J
- font-family: monospace;
. v- l1 b( F3 T# [+ C& Q- j6 y$ A - font-size: 16px;: T8 b! m: a) L5 ^' L' J% A
- opacity: 0;) @" X. u; ]1 k1 X1 T+ m
- pointer-events: none;; V3 Q( r+ ^! K, I. l$ w9 s& A
- text-align: center;" D, _3 _ V* T& v" F
- }
" Z1 T6 W* v" H9 r - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
+ g0 M4 z: O5 E; r7 c2 a5 A* S( p2 N - opacity: 1;: n0 O7 }: }+ Z5 W5 @: t
- -webkit-transition: all 0.75s ease;7 b" Q6 |( M- |' B, d- N, N
- transition: all 0.75s ease;; t8 U& Q1 u4 X" z
- }
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">
# |- Y- c% v* x' k - <ul class="nav-items">
; j7 _- n: k2 i! o5 l8 u' H) E - <!-- Navigation -->: T/ K# W2 r: b/ n2 r" [, n
- <li class="nav-item"><a href="#">Home</a></li>
3 h; a4 g3 |* a. P' J6 e - <li class="nav-item"><a href="#">About</a></li>) D; X5 {+ J- J: }! k4 {
- <li class="nav-item"><a href="#">Contact</a></li>! d. R$ |( o. n. @- l! i& K
- <!-- Dropdown menu -->' b0 @& H) U4 H- L( w- d0 o, N! E
- <li class="nav-item nav-item-dropdown">
0 F4 a% G0 p2 H6 j, X - <a class="dropdown-trigger" href="#">Settings</a>
# {( i( o5 A" Y9 @/ l# A% Z - <ul class="dropdown-menu">
, F; ^# X6 M8 ]: a q% M( N - <li class="dropdown-menu-item">
+ n# J9 K0 n5 P. d4 U1 a - <a href="#">Dropdown Item 1</a>6 F: L) _; A8 @0 x5 ^% c4 X0 ?% F
- </li>
$ K1 C1 N v, j" p7 R8 P - <li class="dropdown-menu-item">
0 u* A& |, Z- Z( [# p - <a href="#">Dropdown Item 2</a>
W+ O5 ]" ]0 v, \" X, u7 V* U! J - </li>
' C5 |+ A% V, T. h - <li class="dropdown-menu-item">
& |' m t& r" f - <a href="#">Dropdown Item 3</a>
# y* H4 f J3 y- u3 a0 J! { - </li>7 v0 Z9 W2 k* _7 }" \2 }5 Q4 u) U# u
- </ul>% }* w7 Y$ H0 L- u
- </li>
- ?7 `7 q$ ~& T. M# M/ E/ s4 a - </ul>
; E" D7 J# G- w. ?& G3 n7 N - </div>
复制代码对应的CSS代码如下: - .nav-container {
: L+ W [) _0 ] c# ^' `" I8 H - background-color: #fff;
3 P6 C$ G& ^* }6 Q2 M: p$ ? - border-radius: 4px;
/ x! o8 x2 D1 {3 ^ - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);: s* K7 M$ v4 U" \9 W+ ]
- padding: 1em;( F! V$ V& ^0 y# ^( ]$ S
- border: 1px solid #eee;7 e# Y6 } B, \- U' ^( ]
- display: block;( k# L1 X+ b3 v' ^; z$ c6 Q
- max-width: 400px;
" D: G6 e3 H" O - margin: 0 auto;
1 E& `+ p8 h9 m4 d* H - text-align: center;
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- ul,
/ A0 l1 c9 }: @$ \0 J( m) L7 K - li {; e% | m4 J8 J! u n9 ^) `
- list-style: none;) q; s j# k0 l# e, X
- -webkit-padding-start: 0;
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- a {$ [/ a" S; B8 P4 ~! X% l1 q
- text-decoration: none;( [& w5 e, I2 E8 b; m. ^
- color: #ED3E44;
8 t4 B6 O" r T4 v" { - }
0 n4 q; J) n3 g4 n0 h - .nav-item {) \* c4 `) \& R9 i- [# x& J
- padding: 1em;) s* n/ ]- M. V0 n$ y+ I
- display: inline;
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- .nav-item-dropdown {8 q5 b% G/ [7 h0 ~$ o9 G1 K
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
! M5 j0 ^! ?3 Z6 H - display: block;
; w7 `# N) m; l' {4 A9 p - opacity: 1;
/ _( h6 ?5 u( N1 H0 ^ - }6 T3 k3 ]# n, F3 d
- .dropdown-trigger {
+ {2 k4 Z0 c7 [: m: [/ y5 @. A7 X - position: relative;( ] ~! ^& X0 W7 B& g, [6 K$ i
- }
3 [4 f! Y: k: D+ j - .dropdown-trigger:focus + .dropdown-menu {
b7 Y9 ~) g; ]# a) r9 L( M - display: block;
& j4 P1 z4 L! W. p' y2 f4 _4 J - opacity: 1;' L' U2 Y2 ]0 `/ G4 H! c. O$ R: e% \# m
- }) t' C) F- Y. V& g
- .dropdown-trigger::after {" D5 O' {8 c9 `" p% z8 {. C1 j
- content: "›";, z: r" i7 i! G2 n: M. ]! o
- position: absolute;+ N1 b+ f) x5 |
- color: #ED3E44;) m2 v! z9 y5 a5 [
- font-size: 24px;- Y# @$ w/ l3 i1 F( ^
- font-weight: bold;
2 X1 W% @) \) i - -webkit-transform: rotate(90deg);
- L7 q: P% R# k1 Z+ `% G, R: a - transform: rotate(90deg);" l; Y2 `* x8 v
- top: -5px;. f& `. F' Y1 n! h1 d* q( E
- right: -15px;4 G6 H2 W% x1 j1 L) J
- }0 o* m8 x7 v! n' U% s
- .dropdown-menu {/ a: U# m7 I) ?
- background-color: #ED3E44;
' v1 U; X* s, B" t- X - display: inline-block;
+ F9 S# o# B: H- w% N8 [ - text-align: right;& f+ i# y# v! }. N6 E( Z3 X- J. ]& N$ y
- position: absolute;
- y# r0 l% t0 g0 _ - top: 2.5rem;% i, C2 Y, z8 ?! X# l& j1 |3 S- ~4 ]3 u
- right: -10px;" w0 i9 ~4 u( W J# r- T. ?. k
- display: none;/ o7 y2 S% r3 v& r( `
- opacity: 0;( m6 V/ w4 B, @) W; Q4 P
- -webkit-transition: opacity 0.5s ease;' B* X, e/ u9 q5 B3 t5 u
- transition: opacity 0.5s ease;
. O' m% E9 M, Q; D7 _ - width: 160px;
3 C0 O! d' L4 K" I - }! T2 N' `# Z$ T: R4 p0 z8 n& L0 ^" S
- .dropdown-menu a {
G/ v# ^1 i3 |/ {8 _0 M# [ - color: #fff;/ @6 X' K4 l( T$ _8 {
- }
; L' U$ K! S( R8 d" E - .dropdown-menu-item {
- z& \+ V) Y* ~1 a( g* |( B - cursor: pointer;
' f6 J$ p8 ]( Q! K) |* i8 {* {2 | - padding: 1em;
- o+ d9 P8 s! Q: Q2 z - text-align: center;, B. o- C J Q6 t4 J+ s5 I
- }
* @0 q2 t0 M& Y& w6 ^5 A, x! ~ - .dropdown-menu-item:hover {
0 G, u1 d1 q! {3 h - background-color: #eb272d; @" E, ^. A1 g
- }
复制代码 0 d K% Y1 R; s" @' q
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">( z1 K5 |/ i* _- G6 U
- <!-- Checkbox toggle -->
8 w; `# I, S! J& ] - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">. F, I: M$ @1 P; {+ l2 M9 m
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
6 _ g* X: ?' Y/ T% G: r0 U+ A - <!-- Content to toggle from www.mfbuluo.com-->/ J/ V" G& H# m* I6 e
- <div role="toggle" class="toggle-content">" C) m5 \6 ?3 Q$ X
- BA-NA-NA-NA!) m9 |8 O* X2 h" W
- </div>8 h6 t( a( K8 Q0 Q( {! q- e4 n
- </div>
复制代码CSS代码内容如下: - .toggle {7 ^: D, h7 |% }" L6 [
- margin: 0 auto;
$ I% ^9 a: ^8 |" {! i2 z0 n - max-width: 400px;
* i/ x7 M- Q) R - }
; j* n; X' s, n' n+ Z - .toggle-label {
* b) k- b0 _9 A) q+ E - font-size: 16px;6 h. o' ]! t' A$ u4 U8 _
- background: #fff;
4 Q6 P w- v: A6 t0 K - padding: 1em;
5 n C" } x4 W$ v8 n - cursor: pointer;- c: \+ e9 y- E! j2 H# m
- display: block;& ]) q* Z5 f# N
- margin: 0 auto 1em;) I7 z T* R6 {: E
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);4 z, l# r, z" Y4 c% Y. p
- border-radius: 4px;( K' C9 N* `. ^0 T O6 g5 e3 b$ ^
- }
, |; A3 y( A1 q& D8 X5 }1 b% D5 j; K$ U$ ~ - .toggle-label:after {6 X- s% f5 A; U- b) Y
- color: #ED3E44;
' `! q% @9 A8 i, _: K8 ] - content: "+";
4 @* F8 m" V7 U6 V* D( Y - float: right;
3 a& ~: D; J+ `% o0 @& | - font-weight: bold;( M Z' C+ _1 D7 d+ T) F( @ B0 b
- }
# z+ `$ W* n+ {7 H - .toggle-content {
5 W- A2 @2 q& m* ` - color: #B0B3C2;1 l V8 u* b t: h
- font-family: monospace;, Q$ F. \8 a, H9 a# o- a
- font-size: 16px;! j9 w/ P# W" r" P$ f! c6 u8 g
- margin-bottom: 1.5em;
- ~% n- e4 q. U9 O; R+ ?+ d - padding: 1em;. T- R! C+ p) b, u$ g9 D5 l
- }
* ]% M0 {- [! n' o% P2 ^ - .toggle-input {
[. {" p# L1 C$ Q0 J: \, b - display: none;, ] R$ C' \6 a+ ?9 N
- }
# Z5 S( |, H$ M$ S8 P/ p) M - .toggle-input:not(checked) ~ .toggle-content {7 i! q; w3 U4 R' m
- display: none;; }1 p* b* N/ o0 q. w
- }0 o5 x F- O$ h- d% ~( R
- .toggle-input:checked ~ .toggle-content {
) l& A' K& c2 H: D0 {1 g! O5 s - display: block;, J0 u' B2 _5 W2 n
- }
' k$ ^% D& o9 @7 n8 R - .toggle-input:checked ~ .toggle-label:after {1 Z/ |* K2 b# z
- content: "-";
! Z# \* b. P( X" {8 w# }% e; W - }
复制代码 - H; N% u5 i5 l8 q, I
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