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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!">; t$ d. j: W/ n9 p8 n
- Label for your tooltip
' C6 e' R( m4 P9 B - </span>
复制代码CSS代码: - .tooltip-toggle {/ k& o J, Y+ N8 d. \
- cursor: pointer;! a5 M# k# A c. a6 ^% m+ H& D
- position: relative;/ p/ `5 c0 |/ e; D8 |7 M
- }/ \- `4 b; a7 ^8 N+ E
- .tooltip-toggle svg {
% B# Z: F* @3 f4 a* T( C$ k! ^5 h. U - height: 18px;
+ p, Z# h- R. N' g7 z1 a W: |' L - width: 18px;2 n6 l4 V2 U/ u; b
- padding-right: 0.5rem;( d5 _) j* h% R1 {
- }* }: \. G9 h& }
- .tooltip-toggle::before {$ b0 A4 S( Z% t: a
- position: absolute;9 k" e& [$ | P. a# q; E
- top: -80px;
1 T+ Q$ {7 `. B' N - left: -80px;4 N0 K% e4 a; b
- background-color: #2B222A;1 `) @0 J4 q' {# Y; _) P
- border-radius: 5px;- A: j0 V2 Q5 n7 I. {& d8 B( b3 r
- color: #fff;
. o. N8 z5 ]; H h; x4 @6 c: A - content: attr(data-tooltip);$ C% D7 n I; |0 h( n* L
- padding: 1rem;
: L3 J2 t# C0 o# { - text-transform: none;
+ R! ^3 K7 A& I0 {4 m - -webkit-transition: all 0.5s ease;
7 q3 Q, N3 H/ q! J - transition: all 0.5s ease;) _0 J- c" h, i& e( s2 U
- width: 160px;' l7 _; z; z* e& G, I2 S, I( s
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- .tooltip-toggle::after {8 t; }( O" b) J+ W4 z
- position: absolute;0 e) ?" T/ {; l8 _; c
- top: -12px;
* h5 i2 @8 p( q& ~% b( o - left: 9px;1 l. Z2 Z8 ~9 {/ G! D
- border-left: 5px solid transparent;1 Z ^ c0 J6 v
- border-right: 5px solid transparent;. {, p/ L5 z/ J0 U2 f
- border-top: 5px solid #2B222A;9 ]7 F& L: C+ n
- content: " ";7 Q$ }; ]1 s2 {+ a$ M: T9 ~8 I+ s
- font-size: 0;4 y% v3 Z$ N' Q1 p/ k
- line-height: 0;5 f& j& Y% d1 ]' R
- margin-left: -5px; d, x3 M9 d/ G. L3 x
- width: 0;
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; Z, I6 S3 I* M# N- @4 y - .tooltip-toggle::before, .tooltip-toggle::after {* r1 L* s( m: F' Q+ a
- color: #efefef;
. N# Y3 ]) U ~7 v0 Y - font-family: monospace;
2 G6 |2 N; z5 q4 `4 u - font-size: 16px;( o2 |* _! K+ n" a5 k9 m
- opacity: 0;
4 S1 h( r6 p' S2 g+ a- u3 \5 x; ]2 R6 e* J - pointer-events: none;
1 J: Y$ J( g. k) |" h e. A - text-align: center;3 H- h" e4 h% T( ^6 x4 r
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
$ T+ @4 t; `3 d# r: F - opacity: 1;" j0 ?, b t1 P7 ~/ ?& j$ C; O
- -webkit-transition: all 0.75s ease;/ E2 Q$ p& j3 G! A/ [2 u
- transition: all 0.75s ease;5 Q, E. N/ h m& C9 K
- }
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 j. Z( b6 I% w: f1 {
- <ul class="nav-items">
+ V/ L' z( T" T% E' s( F7 Y - <!-- Navigation -->
I w) X( \: H. s - <li class="nav-item"><a href="#">Home</a></li>0 e5 ?% C% o0 A
- <li class="nav-item"><a href="#">About</a></li>- x; B; N9 a: ]$ n& n I- U
- <li class="nav-item"><a href="#">Contact</a></li>
0 r5 d/ q3 u1 t* @3 l - <!-- Dropdown menu -->
% s+ ?8 Y7 }; T* @4 P - <li class="nav-item nav-item-dropdown">7 {2 c: c/ l& a. C* l
- <a class="dropdown-trigger" href="#">Settings</a>; w4 c& i g; n H2 R
- <ul class="dropdown-menu">" W7 z# B/ s# g4 f) E
- <li class="dropdown-menu-item">+ C6 G7 c" d# {; r
- <a href="#">Dropdown Item 1</a>% f& T$ ?7 s: O
- </li>1 M* `. m3 i, @: x: n
- <li class="dropdown-menu-item">, k; U' u. K9 a6 M+ I. K8 f
- <a href="#">Dropdown Item 2</a>
0 P* p% O2 x, U+ G! ?, k! K0 D - </li>
, \2 I) z w' o6 l9 H - <li class="dropdown-menu-item">
4 D3 [6 J9 o: S# R - <a href="#">Dropdown Item 3</a>
0 C0 E; z6 b1 u4 s3 t( C* e - </li>" j% h( G( }: w$ ~( j" Y
- </ul>
! a/ }& [& z3 C; T$ D2 w# z4 X - </li>7 B v8 I3 z+ S& H
- </ul>5 w! S( A' \1 c. f# _' o# Y/ D
- </div>
复制代码对应的CSS代码如下: - .nav-container {
; o R/ K* x( p5 @% W - background-color: #fff;6 @: u3 j5 H8 p* V* }
- border-radius: 4px;( C9 R3 }. j' T" X8 {. z; b
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
* Z3 s, W( F9 S% G& H/ z - padding: 1em;0 A2 [) y$ u7 P+ T) ]* F
- border: 1px solid #eee;$ E, x) A6 @/ T; f: ]" t5 _: }6 S
- display: block;2 o) Q' h0 `: P, l8 g @" T+ m
- max-width: 400px;3 \9 t |9 h+ n. {* s) u
- margin: 0 auto;
\9 R9 c( n' l/ h$ d - text-align: center;
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- ul,/ Q. ^( m/ R3 \2 g# q) i
- li {$ s, |5 r1 E$ |7 } y5 H2 `
- list-style: none;: l, v0 w' _, I$ ` Y: c
- -webkit-padding-start: 0;' x: i* Q$ @+ L" l. z+ L7 |
- }
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- text-decoration: none;
6 F" k& P' z; Y' g7 Y - color: #ED3E44;
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2 L- h: C3 {/ F- X/ @ - .nav-item {/ _$ s* c! h& |: X
- padding: 1em;
4 O V8 s1 G" X+ B! Z - display: inline;
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( L0 S) H2 i, `! M - .nav-item-dropdown {
8 Z% Z) o; n& q( ~ - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {, }& l- \( D0 ?( v/ R/ l
- display: block;7 V% u8 l7 U0 H/ O# G5 v
- opacity: 1;
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6 Y& M7 _ s. Q9 y' Y7 O - .dropdown-trigger {; j1 D8 ^* Q8 z' B
- position: relative;) @2 @) }( D$ d8 b0 t, |
- }: D8 j; Y' p1 O5 }
- .dropdown-trigger:focus + .dropdown-menu {$ T- \# D. i! p+ V$ F$ ^
- display: block;
. {, s3 e$ c) t0 O4 }4 w - opacity: 1;
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- .dropdown-trigger::after {0 d2 p6 j9 F5 ?0 B
- content: "›";
, Y* F$ K0 n( L { - position: absolute;3 J. n2 k+ |6 G7 Q# M
- color: #ED3E44;$ n# p8 v/ e) t$ ~
- font-size: 24px;
+ V& q$ u+ D2 ~5 H- u- `* o - font-weight: bold;* A2 {6 U$ E6 U+ S
- -webkit-transform: rotate(90deg);' n0 Y, H( Q! P4 y- t
- transform: rotate(90deg);: t! ~3 c6 Z" j
- top: -5px;
5 Q, A, S+ E. b |7 N - right: -15px;
+ f. X! a, g, n0 Z( U* L3 M - }
, P, e7 V9 R( `/ Q0 M8 k - .dropdown-menu {) @: q8 i- T. h( h! m$ o
- background-color: #ED3E44;
7 a( Z" X8 i# _6 ~! p4 [2 O - display: inline-block;% m$ P$ @1 Z- l
- text-align: right;
7 A- |$ X$ e$ e' z! L - position: absolute;
8 z; _/ d2 k# Y- X - top: 2.5rem;
8 C3 s) S; Q4 c8 G. c- q0 t9 X - right: -10px;
$ _7 n S: v6 ?8 b/ X - display: none;2 _$ _3 _6 i. w. [! c9 f
- opacity: 0;
7 u6 G( Y) ^" w/ g' L - -webkit-transition: opacity 0.5s ease;3 ^+ m% H7 W' d0 w# s1 v% E& Y
- transition: opacity 0.5s ease;
% U8 F4 ] k4 r1 G& C4 F1 O - width: 160px;! \1 s+ x8 j+ z% e* R' d
- }
* ?+ y( ~0 {9 t2 U1 h - .dropdown-menu a {& @/ [3 E7 d r4 {/ ]
- color: #fff;
. {, e# d6 d* E6 ]3 K- v# L0 d - }1 n: J( E9 w$ f' k$ o! f8 a4 L, u
- .dropdown-menu-item {
- u( x6 C$ f, t4 J5 M% ?! A( y - cursor: pointer;
- c; v8 J6 Y4 m# A3 @: s0 S - padding: 1em;
. u1 z: X- Q$ E1 i5 g( {5 m - text-align: center;
5 A! A! @7 O5 j- Z - }) m% O* f9 v+ v$ H3 | I" b
- .dropdown-menu-item:hover {
' V% ?! y+ |: {: `8 w) X9 B - background-color: #eb272d;
* L+ c! T* G5 C0 I( b( z. Y - }
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^) d5 y4 B6 A可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">2 O9 F/ H% V% O \+ c
- <!-- Checkbox toggle -->3 s5 W0 L9 `3 [: `% \0 }0 Z
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
! Y: g/ u- g5 N* n+ e8 T/ B7 u - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
. t/ l' i! _/ `6 h* a% ~5 V - <!-- Content to toggle from www.mfbuluo.com-->
* Z4 }$ Q0 K& C* u$ k$ T - <div role="toggle" class="toggle-content">
3 C) S: L8 x7 N4 g: N) a - BA-NA-NA-NA!: z6 \( n+ K& g1 P6 f6 i
- </div>
/ E$ k! Z% c! v6 `, ] m - </div>
复制代码CSS代码内容如下: - .toggle {) `3 _2 v* J% W
- margin: 0 auto;2 `) A3 F/ i* F' ^
- max-width: 400px;
" g c0 E9 [8 L+ C- G9 a - }
" n! w0 Z% S0 C" g+ }' ~ - .toggle-label {
3 z* g( Z' R7 D3 w - font-size: 16px;
! s8 n0 X( A6 y( o9 H4 E - background: #fff;
0 Q! T1 i: ]4 M: _6 Q! q - padding: 1em;
$ V4 n: r! b+ n - cursor: pointer;3 C4 Y w- D% _0 i% u
- display: block;
8 t* R3 ^( @1 k& N% h - margin: 0 auto 1em; q" P! l) G# [4 z+ g# Q
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);, a- O3 W! |$ I. T$ V! E2 B8 W# k
- border-radius: 4px;) \% E2 d/ q- Q
- }- ~, Z) v$ F7 S* e9 `7 E
- .toggle-label:after {3 F: C( H& b( b. F2 A$ q
- color: #ED3E44;+ O5 \' O5 |, S) c% Z; u+ s
- content: "+";& o' n. P% L3 G/ l! w5 c( h
- float: right;
# Q( J& ^* P1 q3 g, Y+ K: ^6 _+ f - font-weight: bold;
8 C, h4 }# K5 z8 ^; P# s - }9 g5 @7 X! L) j" P
- .toggle-content {5 M& O ?, f% \/ {
- color: #B0B3C2;% J/ Z7 f! i' f( {/ a" _
- font-family: monospace;9 Z) l S. [ H P
- font-size: 16px;0 O7 C/ w2 t2 |/ }( W
- margin-bottom: 1.5em;) o- N' _0 v' y
- padding: 1em;
" p# ^/ j+ Y- k. V) n: D2 p! b: Q - }4 l" [( n8 L4 d8 o. w% f
- .toggle-input {
" x* m; g0 e$ \6 m2 J: M8 E& ^ - display: none;2 g8 A" V& B# j
- }2 `- X: U( B. c
- .toggle-input:not(checked) ~ .toggle-content {5 V" [3 I, M3 o( P& y$ Z
- display: none;
: y9 u: C6 _) [( o' k9 M" k2 u - }1 }" q6 y5 m, D8 s& U' x# p
- .toggle-input:checked ~ .toggle-content {4 c1 y: o6 f- ~, [+ ]0 r6 w1 N) |3 l
- display: block; n& e" H* @6 }1 ?
- }; G3 `7 H; O3 Y2 [) x$ v; e
- .toggle-input:checked ~ .toggle-label:after {) Q+ q, I6 Y. L: t8 o
- content: "-";& M1 R$ H5 }& Z: i& Y
- }
复制代码
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