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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 f3 s- X8 y7 c. o6 J
- Label for your tooltip1 j4 n! Z* [+ G. Q4 B: s& N3 Y" w
- </span>
复制代码CSS代码: - .tooltip-toggle {
) l' H1 T1 G2 j - cursor: pointer;
* G7 b; G) c1 ]) y2 l- s - position: relative;
& R3 a7 o4 f5 y0 D, P8 H0 W - }
6 e) S$ h& U2 q9 K9 K1 R' }" i - .tooltip-toggle svg {3 \0 L6 e( b- p5 _4 ?" J
- height: 18px;: J% _) n+ y% N4 ?7 a4 l4 \
- width: 18px;: N6 A) P8 \- U6 [4 G8 O
- padding-right: 0.5rem;5 E+ A4 b+ a3 t' I- }8 z! H3 |
- }
3 Y( O# D; y" w k! B G8 z1 d6 ~ - .tooltip-toggle::before {* D/ l& V+ g* O- E
- position: absolute;
6 Y6 u4 Q5 C: e9 ]. G - top: -80px;' z" S* w p v! f2 j3 {, A
- left: -80px;7 s( L U1 R, e4 o
- background-color: #2B222A;
) j& T- B. d6 P3 i/ k - border-radius: 5px;7 J' U( F( {2 ?6 d9 b
- color: #fff;$ u- A% K$ |4 H; S# e( l( B! [& p6 _
- content: attr(data-tooltip);
' c( U. Y2 Q4 z7 m+ }, h6 C, a2 J - padding: 1rem;; V0 {' y4 z9 q1 c7 I! c
- text-transform: none;
( A, ^* X P* M7 g' \3 J. x/ x5 } - -webkit-transition: all 0.5s ease;8 ^' h2 b1 B8 R+ a2 R
- transition: all 0.5s ease;& d: i9 ^$ |- _1 y7 r) B
- width: 160px;% X, Y" j' s( M" X
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- .tooltip-toggle::after {
& O! @5 w$ P w7 ` - position: absolute;
6 ~- m" _. |0 T" i - top: -12px;- f2 a5 I! f) U& i0 N( C
- left: 9px;
0 e/ f% j# L N" c - border-left: 5px solid transparent;
: u( M$ N1 }2 v3 K% b; K9 z. b - border-right: 5px solid transparent;
& B# _# ]2 J! m4 S - border-top: 5px solid #2B222A;
8 B2 Y" n- f* R! {+ y, I - content: " ";1 S& Q( ~+ Q' s- |
- font-size: 0;) j5 Q% T. W# R- K+ K8 ^7 q
- line-height: 0;
& q" D' |( n; \; \! s) v9 q8 T - margin-left: -5px;# [3 L0 h5 G2 Y* L" Z: S/ b+ n
- width: 0;9 ^1 t/ W& C5 T$ p% i* ^# u1 }1 U0 C* v* B
- }" {( P3 I' m; g! q1 C1 ?5 O
- .tooltip-toggle::before, .tooltip-toggle::after {
7 b3 G! m5 M" s& h - color: #efefef;( M$ n1 G0 A. n$ S B
- font-family: monospace;
) ]2 K, `0 D& z4 E& R - font-size: 16px;
* v. p. Z+ Z" b+ Q' B. f - opacity: 0;
6 q. [0 e8 N3 g- Y( G/ I - pointer-events: none;2 b# q: T/ n" ~3 [6 O2 @
- text-align: center;
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0 ?, V; d- o9 q2 ~5 A1 K - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
+ }6 d- i! z; J. _0 e6 ^# v" I - opacity: 1;9 T# B, w( ?9 D2 Q
- -webkit-transition: all 0.75s ease; W' ]( j7 h0 ]- c9 _7 k; s
- transition: all 0.75s ease;$ J$ f" m! b: {8 F
- }
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">, y4 z7 S) L, [( K7 k0 d0 D T
- <ul class="nav-items">$ W) m$ K6 G( c" u/ }$ \) j! a
- <!-- Navigation -->
4 t8 y) v* X; K- a6 y) }* n - <li class="nav-item"><a href="#">Home</a></li>
7 a6 p, L, Z. w. S - <li class="nav-item"><a href="#">About</a></li>2 X4 s1 z1 Q% h/ U- J V! A
- <li class="nav-item"><a href="#">Contact</a></li>
0 [7 T n+ U4 D' Q, P% y$ z* ` - <!-- Dropdown menu -->
2 a) p; v; k% Y5 ` - <li class="nav-item nav-item-dropdown">( U% k! Q2 r" g. e4 q
- <a class="dropdown-trigger" href="#">Settings</a>
* f6 y, S1 Q* K7 s0 Y - <ul class="dropdown-menu">7 m$ S( |& N1 r* B
- <li class="dropdown-menu-item">- E) ~3 N1 }0 `" }. m
- <a href="#">Dropdown Item 1</a>6 a% W) A/ a( |* [2 v
- </li>; W& A' V0 \# Z: X
- <li class="dropdown-menu-item">
+ i* J0 o" v( U. B( _ - <a href="#">Dropdown Item 2</a>
" c7 F* i0 u0 O# D. r1 \ - </li>7 b% z/ `! K& D D+ g1 h$ o
- <li class="dropdown-menu-item">. f z! h& i( a7 T
- <a href="#">Dropdown Item 3</a>: t8 E/ i. R, \% y: v8 ^; k7 k
- </li>
$ Z9 e+ U2 y3 g N% V7 E( ]) ] - </ul>
4 f9 x V; Y4 e( S @% V - </li>
/ _) S' d7 L8 q% y1 o$ b( h - </ul>
/ i, D5 D' @) i" x Y4 E( p$ d - </div>
复制代码对应的CSS代码如下: - .nav-container {( t, W9 a0 E, z o$ r) ^5 D
- background-color: #fff;$ i4 J4 G \: \6 c
- border-radius: 4px;
( ~/ M7 p' {, z- T7 b, J7 m9 K4 z - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
6 m3 d! s9 S1 C$ h - padding: 1em;# ]: p* t/ k- I2 q4 l3 _5 |! L
- border: 1px solid #eee;
) S; k/ q+ z; J - display: block;" m, Q# ~- o) V/ g8 j
- max-width: 400px;
8 G/ K# y3 N! A& T& f- Q! T - margin: 0 auto;1 r) d9 K* h* k2 o& F, n
- text-align: center;
- E) f6 w9 f3 b" P/ {$ D" e1 h - }- H: P+ M. G; b2 E3 n7 H
- ul,8 x6 Y' E7 N+ m( R
- li {' { J5 b, h- K6 B3 m. C z
- list-style: none;
; d! { r5 g) E6 v3 u - -webkit-padding-start: 0;/ `& [0 m& `# Y& w1 M/ P G/ M
- }) W" X" m. ?0 W# p |. T0 U* j2 G- I
- a {
2 G. O' U ?6 H( v) ~ - text-decoration: none;
* _( I& o" J3 { - color: #ED3E44;
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- .nav-item {
9 }" B+ N0 a0 \0 \; ^: P - padding: 1em;) s8 d( M& ?6 l1 R
- display: inline;
+ A! f$ M+ F% [8 N# s) s - }
+ i' ?4 u& k1 K6 g J. n - .nav-item-dropdown {
~+ n6 ~+ b; z- h1 V) H; c" T - position: relative;0 V2 l4 d0 w9 u3 E" W$ a
- }
/ [- H5 s* y8 J/ v9 f/ s m - .nav-item-dropdown:hover > .dropdown-menu {: A! O3 n _; W! Y5 D
- display: block;5 }' r6 c& q; C
- opacity: 1;
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- .dropdown-trigger {
! `6 L% D8 T3 T9 D - position: relative;
+ F0 i# H5 n1 W% k* G5 Q2 e - }
8 @. h+ D. J: p5 A5 J1 Q$ r: b - .dropdown-trigger:focus + .dropdown-menu { {# c1 n# q# T* G4 v
- display: block;
4 K1 ]) u: i9 G# c' Q" m - opacity: 1;5 P, L4 z* _ {" J/ U7 D* P
- }
7 p% d+ Y* s5 {/ J' A( C - .dropdown-trigger::after {* a5 r* d2 o- H) t
- content: "›";, O2 j6 X9 e I) h1 E' y" h
- position: absolute;
6 N h8 u: W! I! R( B, D% l - color: #ED3E44;. V" ]% N7 Y4 n8 s7 H& {7 @; m9 L
- font-size: 24px;
! l2 v3 E1 i9 W. G) O6 b4 q* b( W - font-weight: bold;/ M9 S: s/ O& @! B% S
- -webkit-transform: rotate(90deg);6 B, Q- h/ o6 g u
- transform: rotate(90deg);) |0 Q1 @; c5 ~
- top: -5px;4 r2 }; }7 W9 U: H; d
- right: -15px;* W( N+ T; I0 T( w
- }
8 D- n3 C" o e9 y* G - .dropdown-menu {
5 v* b9 v+ `5 e7 b/ J - background-color: #ED3E44;% \* I6 i/ `" D* J2 V3 k5 ~
- display: inline-block;1 y2 z+ }' L) J" G3 \
- text-align: right;
" Q+ Y s: G& c1 ]( G P - position: absolute;
2 l% T7 a( l: { - top: 2.5rem;+ g9 F6 b* }4 e; F4 r& u
- right: -10px;
' k4 ]# e; h- Y+ a+ o# d; t6 X - display: none;5 F, I4 D& a q: `2 S& W* I
- opacity: 0;
- s7 z/ X6 Y) v) s( I+ G. [ - -webkit-transition: opacity 0.5s ease;! h: U& H! z2 n C7 o
- transition: opacity 0.5s ease;4 l2 A+ c+ V" \- L7 m
- width: 160px;7 z7 ^, f9 J3 n+ p
- }& e% T- g Y) d* Z
- .dropdown-menu a {
& u# J- i% U; N6 n8 W. w/ I - color: #fff;
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- .dropdown-menu-item {
& x( Y3 B, O: Z - cursor: pointer;; I0 H3 i- P' L( A8 F" L, W8 V
- padding: 1em;
5 _4 Q9 v, i" f* @0 s- a- c - text-align: center;
$ M+ [# Q0 b/ ~8 ^ - }3 N5 n. n6 ^& \5 t3 P. I: n7 E
- .dropdown-menu-item:hover {
! C0 l' D8 d, b' P& U4 T - background-color: #eb272d;
& ?- {, n# M( }- U2 L - }
复制代码 - @* o" S( }# n4 U
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">: T# o+ y$ \# ~6 w
- <!-- Checkbox toggle -->7 I% I1 a/ \/ T2 W+ k" `
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">6 u" @ Q/ `0 N2 ^& d% x
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label># G# ~; w# l O4 ?8 @7 e7 K' E; ]
- <!-- Content to toggle from www.mfbuluo.com-->
7 M: z7 e! \' j3 s7 E - <div role="toggle" class="toggle-content">- ~; [* E9 \3 A2 X( D8 E3 i
- BA-NA-NA-NA!
: c( O" O: f! M' H, N - </div>
( w& [8 B/ i7 {' F- N0 r: i2 @ - </div>
复制代码CSS代码内容如下: - .toggle {
! D5 o' n3 H) p' m - margin: 0 auto;$ c( Y3 ~3 \3 ]1 k
- max-width: 400px;
$ Y6 M* L. k- z4 E - }) Z, n( J/ L* a. \, k. C, q3 k
- .toggle-label {
5 S- k* N' R6 j( x, `" c5 p - font-size: 16px;1 D+ X8 u5 d9 f# j( G, d
- background: #fff;6 p9 }; v) W: B2 Y
- padding: 1em;/ C5 r8 N. @- T, H+ |" d
- cursor: pointer;
* n: m+ v7 E% L3 j4 H* u - display: block;- `* K' R7 k1 Z- n" i, n
- margin: 0 auto 1em;
" p+ j }4 ?3 N- q - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
6 {# N4 I# T1 M5 ?! Y2 N$ Z8 Z* B8 S - border-radius: 4px;
- {. n2 w; ]9 q0 V' o* V - }
1 G+ C# z/ V7 ~' Z9 } - .toggle-label:after {5 i6 [1 G4 S9 q' ~ `4 H! a, d
- color: #ED3E44;
* N: n. `/ l( V9 S2 x. [ - content: "+";
/ t$ d5 A" V3 G, C3 w, N - float: right;
f2 n9 J+ v* q - font-weight: bold;6 \7 |8 {$ H& v/ Y( E4 K
- }" U5 v1 W1 o9 R6 U; N+ }, F: Z
- .toggle-content {
* L3 J2 i4 ~4 D3 F/ [! ~" S0 S& v - color: #B0B3C2;+ h/ u4 E& O+ U# Y( Q D9 _
- font-family: monospace;9 I$ {* j j6 H: T# e, w
- font-size: 16px;7 d- ?* ] ?* r$ ]
- margin-bottom: 1.5em;) T3 X7 T9 }0 \, M1 d7 B% D2 T: z
- padding: 1em;7 f' a1 H6 _3 s5 O* Q! c% _
- }
1 \8 N/ |2 r- t' R - .toggle-input {
! U1 ?- ?- _4 X* H - display: none;. F9 t) }: h4 ~/ L7 f
- }
4 x1 f! L5 v7 Q% r$ J8 r: ? - .toggle-input:not(checked) ~ .toggle-content {
3 j3 _6 m5 ]/ s0 ]& m5 h5 m. d - display: none;9 V% \, B3 o7 |8 P6 @
- }
; @ M/ L: W( b/ q6 ?% ] - .toggle-input:checked ~ .toggle-content {
; Z- a, F4 N' q( A& o1 o - display: block;. t2 n/ J0 P8 n4 Z
- }
! v- K* W6 o) e3 b% }5 d5 ]$ A& W - .toggle-input:checked ~ .toggle-label:after {
7 C& y* |/ e, v" J - content: "-";
% H0 k" Y: ~# A6 t - }
复制代码
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