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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!">
0 i, Q8 T5 z+ P4 j: Q - Label for your tooltip
& {5 }9 B8 x& x2 V - </span>
复制代码CSS代码: - .tooltip-toggle {4 H$ n% _! _9 D
- cursor: pointer;
! F! D* v, p1 Z- H1 R - position: relative;
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- .tooltip-toggle svg {8 {* @0 ^/ w' \* J
- height: 18px;
' e5 c7 S: z, r. B - width: 18px;4 P! D7 I) k1 D
- padding-right: 0.5rem;/ F5 Z( V4 ?+ e2 O
- }9 _6 K7 Q2 T% G6 Y: ?
- .tooltip-toggle::before { \4 r7 p. P& @6 J
- position: absolute;+ Z" o3 u5 s5 M5 p- [, U. f2 ~3 k9 _
- top: -80px;$ [0 r6 {6 x3 C Z- Z( R
- left: -80px;7 h) H5 V( T, V2 E) t
- background-color: #2B222A;
1 _. b7 n& k9 T- u - border-radius: 5px;
0 A% U8 p: W) T- C3 P8 y - color: #fff;
1 \$ S5 {9 j/ K3 Q9 a* ~ - content: attr(data-tooltip);- d5 g/ T. _+ K5 _
- padding: 1rem;7 `' {3 @0 W* j
- text-transform: none;: x# I1 ^. g: G! J# A6 u& d
- -webkit-transition: all 0.5s ease;
( }' c/ o/ D: m# J5 ] - transition: all 0.5s ease;
: m! N4 V0 [" o# F# h& Y2 ^ - width: 160px;
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4 i8 [. q8 w7 W7 p y2 E - .tooltip-toggle::after {
4 @' F' l9 j& h2 p - position: absolute;
4 T- o+ \ s, s$ ]' c. A - top: -12px;0 N- r9 b! @/ X: Y: X
- left: 9px;
+ ~- {7 z. }1 C; i1 q ` - border-left: 5px solid transparent;
0 N: C6 X4 b. L( p& p8 E' Q - border-right: 5px solid transparent;( z7 x0 Q. s/ O1 K5 M5 f# U
- border-top: 5px solid #2B222A;
6 T; W' O' r& v$ R1 ?& ] - content: " ";
2 G7 l+ O" s e8 R# b" d7 U - font-size: 0;
0 H* e9 }& l6 x+ u0 U6 M - line-height: 0;
$ H! w8 G2 F1 m X% @ - margin-left: -5px;) c6 H7 i5 q: D
- width: 0;; n) k% {/ K9 ]6 a; W+ U1 d% _
- }
3 e+ G+ C2 B& \2 z) k7 @ - .tooltip-toggle::before, .tooltip-toggle::after {
" t. Z5 v% A: m% s - color: #efefef;
& y& c! S, C* {) J# H7 Z - font-family: monospace;
; K9 Z1 d* a( v/ s. U5 u/ T. u - font-size: 16px;- V6 a. y) c ]( n1 U4 m
- opacity: 0;
/ z4 e3 ?" ~# b - pointer-events: none;
, g3 E ~9 V: f3 O. j - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
# g" y* @( d1 }9 x* G8 ?; o - opacity: 1;( T( z9 M( u( @& g6 h
- -webkit-transition: all 0.75s ease;9 V6 ~+ W& _$ l ~; U
- transition: all 0.75s ease;, C' I- f5 n# ?, B h) k6 |
- }
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"># I+ ]3 A2 V" F) M
- <ul class="nav-items">. }- C# \- H0 g) j
- <!-- Navigation -->: S A6 S( f' z# Q/ V6 H( ~ W
- <li class="nav-item"><a href="#">Home</a></li>
6 W" P6 a' ^+ T9 o' T$ O& ~ - <li class="nav-item"><a href="#">About</a></li>
; d" K: w" g. _' d9 X# \ - <li class="nav-item"><a href="#">Contact</a></li>1 l+ G% z `% @+ x* x
- <!-- Dropdown menu -->
& g/ Q- F! W4 p3 e u+ H4 ? - <li class="nav-item nav-item-dropdown">
, ~) v# S& q$ T5 [2 y3 I - <a class="dropdown-trigger" href="#">Settings</a># W% E2 H6 ^5 l# O& c2 P
- <ul class="dropdown-menu">
& q: I/ `8 |$ I - <li class="dropdown-menu-item">- V3 J; o( _+ S( N5 ]
- <a href="#">Dropdown Item 1</a>
( u3 f- R" w2 \- u1 V( F5 X - </li>
) i K* r0 A/ b# Z - <li class="dropdown-menu-item">
- K. ^% s( ~# U8 r8 [5 G$ h% Q - <a href="#">Dropdown Item 2</a>
1 u, d1 C a9 I G5 ?. X/ | - </li>
, m" S% q) e6 s% W% T' r2 ] - <li class="dropdown-menu-item">) ^8 [" p2 @# m7 ]$ d- S- _5 L
- <a href="#">Dropdown Item 3</a>7 }6 ^; i' f* k3 @. v, U
- </li>
' U$ W' A: J4 c+ Q - </ul>
- N# A) m: H, ], r% r* ^ i" ^ - </li>9 M2 \' U' y1 \' G& j% y
- </ul>
* g# d4 n. h7 l2 K - </div>
复制代码对应的CSS代码如下: - .nav-container {5 i2 d* c; c2 `# ^- {
- background-color: #fff;6 Z) z3 W4 T4 A" O& j/ x( B( ^) e2 f
- border-radius: 4px;
# a' c O" y6 R( S; f4 e, t& P - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);& q6 u% B& Y% Z/ I' v s* @
- padding: 1em;' y1 ~" f# l3 P: I6 W9 K4 ]8 k
- border: 1px solid #eee;# i- ~5 f# }4 |. _- _
- display: block;( }' P7 E/ O+ ]" z
- max-width: 400px;& F# n, }% W4 ?6 h8 p* ]
- margin: 0 auto;
; \# J2 M# U D! p( C8 x# x - text-align: center;1 E. K! N3 i D; k, r
- }; [* s0 y, |- c; n
- ul,4 O2 l* V3 a+ t$ W f
- li {* F3 v( m. {% S. j2 _0 e
- list-style: none; t6 I/ k/ W& D3 Z1 B: R
- -webkit-padding-start: 0;
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- a {
5 G4 Y) L9 b# ^) v0 r2 D) [) b+ t - text-decoration: none;2 v; \8 e c) J8 X
- color: #ED3E44;
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% f& `; @4 |$ u) h6 j) u/ t - .nav-item {- h" a% A; c: T" a
- padding: 1em;
4 d, ]6 y2 T4 o6 S7 `- U - display: inline;8 x3 w0 d! l7 H
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- .nav-item-dropdown {4 H h' t; _8 q& z% J; @6 f. m a
- position: relative;
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\) u" z+ T: H4 d7 N - .nav-item-dropdown:hover > .dropdown-menu {% J2 f" s7 a1 O& K- l
- display: block;5 I# }; u2 f6 ^+ L* t2 }
- opacity: 1;4 s- N0 }( a' r2 H& O
- }
8 [& f! [ b; B" m' J) s& ^9 F - .dropdown-trigger {
2 m( B" j! z, K6 e. j - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {$ |- J4 e# Z' T" V) s
- display: block;5 ^$ i& @$ V4 N) D5 P
- opacity: 1;: c9 i# b" @( j' x
- }" r; c, h- X, D, z8 i
- .dropdown-trigger::after {" `5 T% M7 i9 D# ?; O# p2 |
- content: "›";
8 ~: }, d* p, ^/ s - position: absolute;4 M( g) e/ m4 K9 J n
- color: #ED3E44;7 u1 H8 t8 t) s# W
- font-size: 24px;! m' a; t. x. ?* ]$ \$ `
- font-weight: bold;& j2 T: C }+ F \! M3 G
- -webkit-transform: rotate(90deg);! b- _7 f/ g: \' s& U, _
- transform: rotate(90deg);
5 ~) A. G S( X! D f: `) R - top: -5px;
. L' N% @: y; p. u8 Q - right: -15px;
6 n$ L1 q8 E, [+ e - }
- P z6 O; o# `2 V$ \& V - .dropdown-menu {% P" c/ x6 s& L9 s+ V: V; l
- background-color: #ED3E44;0 J$ o8 n. V* r9 c3 z( D6 c
- display: inline-block;$ y- L- x$ F, O% }" e; s
- text-align: right;
/ Q& q% C( |/ a - position: absolute;
# ~- ^5 A9 z0 k. X( r5 j - top: 2.5rem;$ B! z p+ o; u) q
- right: -10px;
1 Z& o" @, D, ?& u4 r - display: none;
9 Z9 U2 f6 v1 d" r/ O# O - opacity: 0;( [- B* c. V) n: |. b
- -webkit-transition: opacity 0.5s ease;
, i4 ~5 J6 u; A+ g5 L$ j8 } - transition: opacity 0.5s ease;
0 [$ \' u$ B4 S$ W - width: 160px;6 l4 V3 D8 @7 l9 V+ g1 Z4 ?3 X
- }
* A) L5 X4 f# ~& x5 j$ U0 J! j# i - .dropdown-menu a {
; Q/ F! `" M" Z: u - color: #fff;
# A4 M0 B0 R' r1 h: k' e - }
$ w7 _6 R6 P3 w0 ]; q - .dropdown-menu-item {2 P' h% Q, g( K( a' n
- cursor: pointer;
: j! G! z2 U' U& a; @) i. g* { - padding: 1em;
* Z/ T a2 A5 F - text-align: center;3 e# C5 l, J; v! g" r$ q
- }. P4 h2 @; l; G( g' w8 s
- .dropdown-menu-item:hover {2 I9 m! }$ b( \ c" a7 |
- background-color: #eb272d;1 @! [2 k; K! L$ i0 B
- }
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+ G q! F; u D! S( Z9 E' o可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">: n! \8 ?0 _9 g
- <!-- Checkbox toggle -->: R% y% a; W, _! X5 k
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
6 s, n% m8 p o$ C9 b7 U8 X - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>5 ^* U$ P- J/ y" m$ i! u5 L- {, k
- <!-- Content to toggle from www.mfbuluo.com-->
' E' T q7 X3 f4 e - <div role="toggle" class="toggle-content">1 j) @% H3 _) s5 Y: U8 O1 e
- BA-NA-NA-NA!# q0 A8 O$ I* v: w- L% F
- </div>
. F7 n$ t# p: w! h4 b; {: s/ v3 H$ h - </div>
复制代码CSS代码内容如下: - .toggle {
, M& t5 k5 B7 R) z: D/ X - margin: 0 auto;( U7 }5 \- x) I1 s% u' i/ x
- max-width: 400px;
2 `: k: M# c2 j( g1 {0 T5 f# A - }
2 N/ k/ r" |, R1 W j' H8 H6 r - .toggle-label {/ O; N2 C( W1 [" a! U, a6 I
- font-size: 16px;" C- _! s: Q$ I: C+ g* ?4 g
- background: #fff;0 |$ X5 B0 ~! Q( K. B
- padding: 1em;
* L7 }' b1 p+ j - cursor: pointer;
9 T d( F, g6 v. W - display: block;, R* f: P5 t9 p" z4 J
- margin: 0 auto 1em;
* {5 y5 `6 D# I4 c! ^/ Y6 t* U( H' @ - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);/ A4 i$ V$ A$ J: G& H1 P2 P2 o
- border-radius: 4px;
; @+ O1 S2 A6 y5 G - }5 M0 ?# Y( Y- @1 e8 r q
- .toggle-label:after {3 t8 N. r9 ]) p5 p
- color: #ED3E44;
! X3 x$ u1 d: o. O2 ` - content: "+";
6 |% m7 e3 [+ I - float: right;6 x1 l( H! u' q+ U. S3 i, V( y
- font-weight: bold;' A. ~6 ], a' c" m% S0 J
- }) A7 E( U- b* z* w
- .toggle-content {
/ j. l s8 d; Z5 L6 h8 j - color: #B0B3C2;
6 V6 g: E9 Z v2 m+ X) n: ~ ~ - font-family: monospace;
/ U4 ~9 I3 E2 ^4 N1 b# `1 E) Y - font-size: 16px;% B- {& X7 J: I7 e0 T2 X
- margin-bottom: 1.5em;$ M, c1 D) @+ i [
- padding: 1em;0 f) S+ _! V2 y
- }0 o. r2 k) p1 T* v
- .toggle-input {
1 [- I: B: f0 S- R - display: none;
* M0 t* u; H {; B5 \/ E1 ]) K v - }
. M4 K8 P- ~) _9 y N" J - .toggle-input:not(checked) ~ .toggle-content {
2 ^1 W; Y- H. R& Y7 b3 r9 u- C0 ? - display: none;
; r2 [/ q- |. m* B! S3 c% [2 M - }5 {$ D5 a- L& v2 s$ N! T+ [
- .toggle-input:checked ~ .toggle-content {
9 u/ v$ e2 b) g - display: block;
6 n6 l7 s2 R3 ^7 N+ L6 P3 A4 Z - }* _ M4 ]4 S1 z. S
- .toggle-input:checked ~ .toggle-label:after {
1 B+ q! X) u1 E! l$ }9 `" ` - content: "-";" X3 R; { E# s: U
- }
复制代码 ( A% r0 K' d; f
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