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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!">% w; s/ P+ F* e7 T
- Label for your tooltip) S4 F: B' n* S! V- L6 |
- </span>
复制代码CSS代码: - .tooltip-toggle {
0 Q7 M: T3 _+ r- }1 s - cursor: pointer;
, Y( A- j" o B2 l - position: relative;
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- .tooltip-toggle svg {( R7 Z, ]0 M# K2 l$ y+ C2 L- K- T; p
- height: 18px;4 i F4 L3 h/ t; w
- width: 18px;
1 S0 L2 l/ v- A2 ~ j - padding-right: 0.5rem;
+ ]$ R, l& i7 C0 `0 G - }
5 q( b8 |6 }: Z- e0 u7 b% H - .tooltip-toggle::before {
7 e+ b: k4 _2 \4 h9 e& \- N - position: absolute;
* [ J9 X2 Y! k1 u - top: -80px;
. P; f, H" E! x L( R/ m - left: -80px;& a) U0 N, g& P6 g) z! J
- background-color: #2B222A;
$ X$ `; u! U X. v. e S; Y - border-radius: 5px;
! F( ?& W6 R* q7 c% g2 d* G5 @ - color: #fff;* o# s, M4 ~1 I. U4 L
- content: attr(data-tooltip);2 u3 B2 H( Y/ \# ^$ s- E. d$ m, s
- padding: 1rem;: F7 C* f9 H3 K$ g" o4 ?, J+ B
- text-transform: none;7 E# ^9 n" _' ^: o5 r. x
- -webkit-transition: all 0.5s ease;! ^$ h5 \, }6 E
- transition: all 0.5s ease;# \0 f/ p$ B) j9 p4 P; T) r$ p# R
- width: 160px;$ U9 {. T5 v* j: B5 e6 j
- }
9 V4 E. A8 o* |1 J - .tooltip-toggle::after {: p, Y8 b V- n' `6 X+ v
- position: absolute;
1 j2 r+ h( ~6 } - top: -12px;
* R5 C% M4 k$ P$ C$ b* D _ - left: 9px;
0 b/ T$ I2 V9 h+ k# N" i0 l6 u - border-left: 5px solid transparent;0 p0 r% @ L9 [2 l1 X& y p
- border-right: 5px solid transparent;/ ]1 b) m* o; u# j0 e8 N2 X# j
- border-top: 5px solid #2B222A; k8 a9 [/ `! C! \) Y& ?3 w
- content: " ";/ W4 U7 L4 {& A2 y) Q% [
- font-size: 0;) j- \1 f+ A* ]8 F6 j
- line-height: 0;
( w* T2 L0 S3 q) H0 x) s; L - margin-left: -5px;
2 X/ d6 D0 ]: ?3 Z5 Z% { - width: 0;& Y! k, t1 J' _: K3 f: m
- }
: p$ N" `" B; O, D - .tooltip-toggle::before, .tooltip-toggle::after {
+ u4 L4 w4 N' t0 F: _ - color: #efefef;" L$ |1 x7 n4 J6 m& n. x
- font-family: monospace;9 d/ k! u3 Y, } ]' e# ~! T1 l
- font-size: 16px;2 e2 ^2 `: h# r
- opacity: 0;
, d# O% p. C/ r( P N1 w - pointer-events: none;9 |. g8 L3 Z9 r, ~7 D5 I+ s3 h: J1 L
- text-align: center;
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% A& ]/ a2 ?. ]8 z R- @0 _6 k - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {; K* `9 B' T9 A
- opacity: 1;: H% e: j. X% }$ [9 T# ]* Y
- -webkit-transition: all 0.75s ease;
- i3 E8 a( a0 h& k - transition: all 0.75s ease;6 U1 }; A: {8 q1 R1 \+ 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">
! M4 l8 H% [0 F1 l y - <ul class="nav-items">" i9 Z# A0 o% m/ ?
- <!-- Navigation -->
2 E. ~0 ]# } a7 M! e' K4 i2 [ - <li class="nav-item"><a href="#">Home</a></li>
4 R7 a5 f O3 g' ` - <li class="nav-item"><a href="#">About</a></li>
) K& {6 q% h9 H$ { - <li class="nav-item"><a href="#">Contact</a></li>9 C1 y' H# ^: ] E: ~
- <!-- Dropdown menu -->
: T" C" W; m+ A8 @2 q2 z3 ]' l - <li class="nav-item nav-item-dropdown">( o# ?. c; p$ h4 l$ g
- <a class="dropdown-trigger" href="#">Settings</a>
* ~7 H/ h( D8 w# p- a5 m - <ul class="dropdown-menu">$ Z; C$ ]: I" ~/ P( N. p
- <li class="dropdown-menu-item">
0 t& _& G" ]& A v f8 z& M - <a href="#">Dropdown Item 1</a>
: G$ h2 U7 W3 j9 T! H5 A - </li>
3 t: W. v+ l& \1 K - <li class="dropdown-menu-item">
0 w0 c! d; ^( d- T- R2 F1 B - <a href="#">Dropdown Item 2</a>2 H. x$ @9 @* Y3 j
- </li>1 }" ~( T; M/ [$ s4 i# k3 v
- <li class="dropdown-menu-item">
* O+ m; B' P; g) u3 I - <a href="#">Dropdown Item 3</a>
; W+ C. \1 f- P6 a5 B& v - </li>3 q4 j+ D( o0 }( O
- </ul>
8 \4 U# Q7 i8 x$ r1 b8 G0 M' z! j5 F% y - </li>
4 D' E$ R& I! X8 w - </ul>
6 N5 V9 f* U8 Q' U, i8 j2 | - </div>
复制代码对应的CSS代码如下: - .nav-container {
! Y, K9 N2 C7 y( u& E* n3 k; \. T - background-color: #fff;
- p6 ~" q- c1 k4 L J- ^; [2 i$ S - border-radius: 4px;( ]; e8 m- m" P6 C1 m9 k
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);' |3 S& M7 b( Y, [
- padding: 1em;
4 s0 t' _+ G; o; I, Y - border: 1px solid #eee;
: f: C7 Q+ @+ {$ f0 ?7 c - display: block;
! B, @9 s! Y2 H. @5 N - max-width: 400px;
7 C- V3 R; H" y. o7 b# S8 S - margin: 0 auto;
: ?" P- L+ z) n' H6 p/ N - text-align: center;! K7 ?" u& t1 L6 Y
- }4 d, N7 W7 j4 _$ ?" g7 [
- ul,- t( {% x+ M$ W
- li {+ H$ z/ P2 H% C6 Y. b
- list-style: none;
; \! t' z# o4 N - -webkit-padding-start: 0;/ o0 V! M. s9 Z" T
- }/ b. i" q5 N, }
- a {
& x" U/ Y4 b4 v& G6 v5 _ - text-decoration: none;2 F& b2 V, ]# X4 |1 Z4 N
- color: #ED3E44;
; Y: z$ |5 Q1 p! I( W - }
' X3 n t% y6 r - .nav-item {2 _# B1 V9 N; y9 h
- padding: 1em;/ S. P( z% {* L" I
- display: inline;
" j0 I8 ?; O3 z& O( n X3 H - }
# E: w) r" U1 G: l6 u7 n - .nav-item-dropdown {7 i( V) N" t! u: B
- position: relative;
! }2 x k/ D: d. t1 P - }
, x- t0 C8 V- }1 J' Z% b - .nav-item-dropdown:hover > .dropdown-menu {5 M' v, Z! `" r( n: r* M8 A
- display: block;
# w1 B, l O) G; _- i# z6 z. k - opacity: 1;1 D. O k7 _$ |; V4 l
- }
( }5 Y" M3 @1 E) f9 A8 ]" D - .dropdown-trigger {
" _7 H9 `- d+ l( F7 I$ y - position: relative;% S3 w+ I$ { S
- }
* E0 G9 y9 v& Z$ H - .dropdown-trigger:focus + .dropdown-menu {4 o( ^* }9 z4 Z# X5 f) g3 I
- display: block;! L; _5 J" s. w1 d1 W
- opacity: 1;3 S# J* q* ~1 |1 K5 j
- }2 A8 D- M4 l8 S: S7 W, Z/ T" N$ g* c
- .dropdown-trigger::after {
# s7 g& [, }5 f' y2 R% T$ K& p7 } - content: "›";( g5 _, i/ U6 Q! |
- position: absolute;
/ J' U6 l, h1 K% Q5 [ - color: #ED3E44;
1 [* L/ _9 V( d4 C. ]% o% H9 E - font-size: 24px;9 P- S- \+ a3 I i
- font-weight: bold;' `- D1 p, t# P, O$ `: I
- -webkit-transform: rotate(90deg);' z5 v; l: T8 H# J
- transform: rotate(90deg);
% R4 E1 E" c$ H6 Z$ K5 h - top: -5px;& p& T O. l& P2 j' x3 y
- right: -15px;: k. N# E# g) y- o% P$ Z
- }
$ [- n' V2 L/ _$ C - .dropdown-menu {9 J- e9 Q2 {2 L1 e% Z
- background-color: #ED3E44;
0 s5 J: Z8 _2 T/ D- X# f6 Q/ ] - display: inline-block;
6 j: b3 \+ S8 [1 h3 F# c* T - text-align: right;
8 i9 ~4 Q! H2 P, j - position: absolute;
3 r+ H( k. T9 K2 {* C& `3 e7 A - top: 2.5rem;! _# C5 \. I2 Z/ V, v
- right: -10px;' [( z& S! S' Z
- display: none;
* _4 Y' l! t! x/ ?9 I. ` - opacity: 0;+ r& X+ s8 B& x: o" Z# \0 z
- -webkit-transition: opacity 0.5s ease;
' b. r; v1 w$ d- S - transition: opacity 0.5s ease;
2 D: i" E+ m( d$ C4 ` D - width: 160px;
+ D+ L4 z; T8 H! I: A - }
* w0 r1 i& j% X" Q5 g - .dropdown-menu a {
+ s! @0 p- d; _ g% h3 f4 B - color: #fff;0 T! }2 @6 B) q2 C
- }6 m! z9 G5 a( v0 U! m
- .dropdown-menu-item {
6 [0 S1 w' Z! z4 ?, K; | - cursor: pointer;
1 o& g3 U5 @# e" ?/ d$ d5 T( ~ - padding: 1em;
2 ^4 ` r0 j# B - text-align: center;2 g9 N0 I# ?' o# l. T6 t
- }/ x+ z% ?6 L" ]- S
- .dropdown-menu-item:hover {% O7 j, Z4 [( k4 [/ q k
- background-color: #eb272d;: Q1 p; d {! C8 d |% i7 l
- }
复制代码 & ?$ b1 ~( q9 M* i" {" |* s0 f1 M
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">- x n& t7 F. a7 z' O
- <!-- Checkbox toggle -->9 Q: B! y( H. D8 I: P
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">, J' I( y, U/ D5 r4 L( n7 a3 t
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>& F, k0 t$ T! t. i4 `
- <!-- Content to toggle from www.mfbuluo.com-->
( O( ~! t8 n9 E h% }8 Q - <div role="toggle" class="toggle-content">
+ \8 X3 U8 A4 _( G* D! N - BA-NA-NA-NA!+ D+ j2 _4 y4 I. d \) u
- </div>( J) y! L9 x0 J+ z; n+ Z8 v
- </div>
复制代码CSS代码内容如下: - .toggle {
' L9 P! }9 ?6 u: a* A& L - margin: 0 auto; R* Y5 o% D8 @+ i2 T2 B
- max-width: 400px;
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- .toggle-label {
4 Q7 k3 u9 f6 t1 ^9 Q6 I& v) Y" c- Y - font-size: 16px;
' y; w* v' j9 l/ X: Y - background: #fff;
5 i4 S2 H& t5 g; G- A. o - padding: 1em;
1 c* B2 ?9 D) j4 d- E! _ - cursor: pointer;
# U* b8 @' N3 v( Y0 l" K - display: block;2 x, G0 ^' A/ \9 V7 R' @5 j
- margin: 0 auto 1em;
! r5 w+ w4 ^$ R3 Y& f - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
) R+ T" _& y6 z/ G7 D5 B - border-radius: 4px;
! z, ]' h% T) T" S: X9 `2 C, P - }
: e9 ?: e) i4 { - .toggle-label:after {0 \6 T# i7 u/ {' [
- color: #ED3E44;
?5 y1 _% ~ b, R- S - content: "+";4 M4 \9 X" p% H0 D" z3 |- }- F
- float: right;0 C) Y6 c0 b$ ~
- font-weight: bold;9 ~+ K5 O& `4 }: u. s
- }
, N8 l* t( @( o% p6 } - .toggle-content {- t0 S) ^+ O0 T( b" C9 P
- color: #B0B3C2;
7 Q2 i* C: d2 v( F% ~4 Z - font-family: monospace;) j$ Q4 ^1 x9 O r
- font-size: 16px;* I$ b( S3 C; U3 a0 W
- margin-bottom: 1.5em;! `; M/ y3 P) F8 O
- padding: 1em;
( X" I& e, \) l/ r6 o } - }4 V( T1 r, l2 O
- .toggle-input {
5 z+ [6 }% v+ g7 D# o$ ?! ~ - display: none;
1 h, ^! j% [6 L% Q) m - }
0 V; v' m5 h7 D- ?5 u5 Z o: J - .toggle-input:not(checked) ~ .toggle-content {$ r/ d0 f3 ~1 g) O; M8 ^
- display: none;
& v) d$ t d9 c0 ]5 S p/ I/ Z - }* S7 j8 I) Q- |
- .toggle-input:checked ~ .toggle-content {; ~1 Q* @# Y/ `, M/ C
- display: block;" U: N# ?! n7 L; ~2 ]# w& ^" C
- }
* @4 J5 X% ~5 i6 B - .toggle-input:checked ~ .toggle-label:after {
6 O0 K2 U5 ?2 _) B$ F+ c1 L - content: "-";. C2 q6 t3 _5 i$ M/ w5 s
- }
复制代码 " n& F- A0 Z7 c, n3 E1 a
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