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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!">1 F: P1 v7 c' H7 l7 W* f
- Label for your tooltip
7 R8 R" n2 N7 J X - </span>
复制代码CSS代码: - .tooltip-toggle {
( A- `& W7 g3 V4 E& n - cursor: pointer;
& }% j# b- h- B+ Q( h# W - position: relative;
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- .tooltip-toggle svg {
/ o7 N7 T# e% h7 |# e - height: 18px;
j+ E" u, N) P' _! S7 ?2 _ - width: 18px;- o. U* x4 C, ]* \& U1 k
- padding-right: 0.5rem;- M& |5 c* W, x2 B, T
- }
3 Z ], B- m @/ h6 [! K8 a$ {) F - .tooltip-toggle::before {, Y8 g# A3 d$ U- M( k
- position: absolute;
7 g# ?5 u' K2 I9 C - top: -80px;. n6 f) j) v4 T) w, N( o0 q
- left: -80px;
0 P# y+ w( t) _ - background-color: #2B222A;% J( o! [: y! O9 F- h; @
- border-radius: 5px;
2 Q1 S: K! d K - color: #fff;
- f& D z" }7 e: \! [: Q - content: attr(data-tooltip);
b/ z3 Q" M/ K# ^) D9 I( F - padding: 1rem;: u9 G" Q2 r- e9 D
- text-transform: none;. F8 o, U) |6 Z3 h4 w P: ]: W
- -webkit-transition: all 0.5s ease;, U+ y7 Y! |* w2 E" p
- transition: all 0.5s ease;- g" h7 w& t+ a
- width: 160px;2 ^/ B8 f7 {' _
- }
$ T: V+ F7 B, H: v4 H - .tooltip-toggle::after {
8 V& p) f Z: p: q; z - position: absolute;3 g& F' T1 u9 ]/ Q; M! X
- top: -12px;" s" J% }) h% @* A& e' P2 X* Y
- left: 9px;- S7 c# s( u5 S& r) ]
- border-left: 5px solid transparent;
* r& ]* m! z F, _$ G - border-right: 5px solid transparent;( J6 V& H7 M4 |* G) Q
- border-top: 5px solid #2B222A;
. G3 h) A% f+ d# G+ w3 z - content: " ";' \5 i% @; d, {, P( q- b
- font-size: 0;
y9 q3 g, f# J# d% H4 {) x: } - line-height: 0;) e2 y: |5 ?1 u
- margin-left: -5px;
# E/ H/ H& K; W" [% @ - width: 0;& t& F- C1 o( a9 n
- }
) j3 B% @. D% M( n3 x% D+ ` - .tooltip-toggle::before, .tooltip-toggle::after {7 Q% T+ H- s1 B1 v7 b' c+ s0 C n
- color: #efefef;
) b. C% y1 u; _' @( u/ Q) z! R - font-family: monospace;
+ S& R% M5 F% c - font-size: 16px;
7 V7 r6 ]. b$ A1 Q8 B3 X - opacity: 0;: Q5 { a# l) k8 c$ U) Y# z3 y h
- pointer-events: none;
) |8 n- k' A4 [+ f - text-align: center;9 h9 t2 s4 e1 m6 h
- }
! c2 G0 k; m: |; k. V) y - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
$ G6 e- K* k$ v! r, J - opacity: 1;
: J% a' ^3 j5 W1 _! F - -webkit-transition: all 0.75s ease;* r& S8 m5 t" K; n( R" q- V9 s
- transition: all 0.75s ease;
5 k c/ v% L! [( n - }
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">
1 @% t. d/ E! Z, [2 ]1 H - <ul class="nav-items">' k6 ?! ]9 ] R$ q; s+ \ ?8 L
- <!-- Navigation -->
1 j$ ^, F j2 L* V6 y; ]4 o - <li class="nav-item"><a href="#">Home</a></li>) O8 Z7 O+ {9 v- p& a5 j/ [
- <li class="nav-item"><a href="#">About</a></li>" J6 m' w" M6 z; o3 G
- <li class="nav-item"><a href="#">Contact</a></li>! b; J Z7 ^2 n1 H9 i3 E6 _
- <!-- Dropdown menu -->; E$ Y, t" n) b; x R5 @
- <li class="nav-item nav-item-dropdown">7 Q/ R6 ~; I7 t e, F; G) ?
- <a class="dropdown-trigger" href="#">Settings</a>
, t/ M9 c$ e. S } - <ul class="dropdown-menu">& r( [/ _7 c( G3 q& z5 c( U
- <li class="dropdown-menu-item">1 R: q; n9 L& [6 {8 c2 }
- <a href="#">Dropdown Item 1</a>: t5 e6 U1 }2 s2 D8 M4 I$ p5 f
- </li>
5 ]+ h( r- \1 W* {; B& P9 J - <li class="dropdown-menu-item">+ X3 K0 n8 @2 H& [; f" n
- <a href="#">Dropdown Item 2</a>
0 _- W% w+ T3 \6 C - </li>9 B8 [9 J0 _, z% T1 u/ |
- <li class="dropdown-menu-item">
# c) V" n; g9 C& U- F/ E - <a href="#">Dropdown Item 3</a>
1 @6 h2 |1 H6 X7 h - </li>
- ^, G' J+ r8 u, u - </ul>
\! R; {) f5 {( R% S - </li>
/ j O; ^8 G# f) m% t - </ul>
% h9 q' H! f& W. T! L. `8 I - </div>
复制代码对应的CSS代码如下: - .nav-container {, Z: o5 v; D1 k! i7 _: l
- background-color: #fff;- P- B0 Q! {3 @
- border-radius: 4px;5 h+ P; s3 T( c
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
! r7 z/ B4 F# @' J: h2 T - padding: 1em;
6 |2 a* X d0 r" l) q - border: 1px solid #eee;
" i( ~$ V% {3 P& C+ K& x6 C - display: block;8 f: B8 \2 f; F; p" D* T. a
- max-width: 400px;2 c1 u! u$ e% k' k/ I5 r% _/ z
- margin: 0 auto; k4 y' `' C% p
- text-align: center;4 Z6 a/ | d% h H* _! \
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- ul,+ q8 y; H i" h- y0 M
- li {
9 h0 \ j6 h! g. w0 C' | - list-style: none;
" o8 L3 ^: L) d3 m |( c7 i* S# ]! y* r - -webkit-padding-start: 0;
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- a {
$ Q% M L( i3 w4 b - text-decoration: none;
/ O3 t) r6 j0 ~/ Z. ]& L - color: #ED3E44;
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- .nav-item {/ u |. P: ?( I; c5 _4 ^1 b8 |
- padding: 1em;" C0 L% \6 I5 u: _1 s
- display: inline;0 c- \, p$ ]* y! q% O
- }
6 I, x y! Z+ p2 |# m - .nav-item-dropdown {3 a( D) f2 A3 O* {5 @1 A9 X3 y6 W
- position: relative;$ z9 m; d2 b( _& q+ c
- }* P+ @# F+ {/ ?" ]
- .nav-item-dropdown:hover > .dropdown-menu {: u1 {, s3 M2 e
- display: block;2 ~% c8 N, _' G3 [8 f9 W, y1 C
- opacity: 1;6 c' H6 t2 u+ }; U
- }
" o& z9 e! K9 {7 z, w5 a! Z8 k - .dropdown-trigger {
' x% b! D8 O, z/ p$ ~ - position: relative;
, Q8 J% z* V/ ]+ f) I. B - }
$ B" s# o1 ^/ V2 V% v - .dropdown-trigger:focus + .dropdown-menu {6 p2 J. s$ X2 e9 g9 R- A9 s
- display: block;+ k) \4 z7 z0 o2 z0 D& ~
- opacity: 1;, W$ A$ Z3 J- N+ z
- }# p' Y; C' P" _# m0 P
- .dropdown-trigger::after {
, w# e! m; ~3 J+ L" `( { - content: "›";
9 p/ N, }$ z& k. X$ J - position: absolute;
, H" @: _! B/ S' ~7 Z4 Y5 ? - color: #ED3E44;
% f2 c. A; v% f - font-size: 24px;
3 n9 y* h1 N7 M5 x9 ]# G/ g - font-weight: bold;- u5 Z: y: _) C4 Z1 R2 ]: v
- -webkit-transform: rotate(90deg);5 v/ Y h% k. N* e. ?
- transform: rotate(90deg);
9 }" N; A( W4 ?7 k8 J - top: -5px;
/ U4 l: o! M6 E* ]) n! S B - right: -15px;
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- .dropdown-menu {& u4 ^# [6 `$ M& ~% N
- background-color: #ED3E44;
! r8 R/ L3 C8 N6 N - display: inline-block;) N$ j# q! x8 A" x" {
- text-align: right;. y7 E! a! C" H
- position: absolute;
$ t8 m( i1 @* O - top: 2.5rem;2 q' r4 g' y0 @3 _* F/ c
- right: -10px;
2 F7 T, c- z3 N1 F - display: none;& g: P& o; ^# C% e4 s4 `
- opacity: 0;3 O0 O3 f* d3 U5 a; \
- -webkit-transition: opacity 0.5s ease;$ [. a' d4 ?$ O9 Z# H+ }3 e6 x
- transition: opacity 0.5s ease;0 U; A2 D4 [* _/ ^0 w
- width: 160px;1 ^+ r q5 L# A1 K! `! P
- }
! t0 b3 H' }+ E4 v1 S$ f) R - .dropdown-menu a {0 F" u5 Q" q1 O7 q8 F `
- color: #fff;
" Z- u& I( u, V9 h7 o. v4 T% J3 s - } B) w% I) z- n1 r) M
- .dropdown-menu-item {
5 y" p+ b" ]# J( K& o3 b/ u - cursor: pointer;
" S5 H# F% c- N# ~# K - padding: 1em;$ _ F+ U7 c1 g: a O
- text-align: center;
. Z: a" g: M% ~7 `9 G5 F# e - }
5 J' K0 J6 B' D+ p( n: j - .dropdown-menu-item:hover {2 R# O) j( Z; A% b$ B
- background-color: #eb272d;( x ]! x7 m* ?' s4 t+ Y' a- f! P
- }
复制代码 7 F4 o* |0 q: Z: |/ z
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">) R; J& F& W% F; O; H
- <!-- Checkbox toggle -->
. K: Z6 {* l' J( B1 o2 O/ r; h - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">. W- b. E; z- e6 b$ Z% L- c9 U
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
$ v" U5 v) T5 s' h P' q - <!-- Content to toggle from www.mfbuluo.com-->
* j3 m+ Y5 B) J; a - <div role="toggle" class="toggle-content">& I) q8 W% B, z5 G
- BA-NA-NA-NA!
/ b" \: i. Y' H, y3 A) T2 c - </div>
- h+ S6 S8 }& l! F/ s# D9 j9 y - </div>
复制代码CSS代码内容如下: - .toggle {2 D$ e/ s4 d* z6 p: T1 n
- margin: 0 auto;9 A: ~+ s6 V" g0 z$ @- r& X& b H
- max-width: 400px; W+ U t5 R" w6 p
- }
- F, Q! W" [. R! e - .toggle-label {, G& ?4 X1 s: d3 h8 A
- font-size: 16px;6 }* W- i" F. J( ^ ~/ E+ Y$ Z0 x/ @
- background: #fff;# G9 \/ ], n7 |) x% Q
- padding: 1em;; y4 }" v4 a6 P5 ^( I ~5 t9 ]
- cursor: pointer;; z$ v- B0 F/ \* g0 t8 Y
- display: block;
) n* `% ~' y, T - margin: 0 auto 1em;
0 q0 n% V1 ], e0 A8 @( x4 P# e - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
- o# ~9 S# I+ r; b$ X$ k( O& e - border-radius: 4px;
# P- p- \8 T* B/ ] - }* w" T5 u2 `3 P/ o0 A! {
- .toggle-label:after {; h. V7 ~2 d* D
- color: #ED3E44;: i* Z: F$ y( ?6 `8 `$ o% i
- content: "+";7 P6 B7 }& K+ R# b3 v
- float: right;
9 [ |# L4 L6 n k: p$ Q - font-weight: bold;
# z9 A) I" L Q0 Z# U. ]1 b# }; W - } y% W. G! {4 l- O. L9 g
- .toggle-content {: m3 @, U& G8 } b: t: s- M G
- color: #B0B3C2;& p" }7 X; ]+ d
- font-family: monospace;) M; X4 \$ {$ L' |$ h/ ]8 t( [
- font-size: 16px;1 F, y# m( ]! v
- margin-bottom: 1.5em;
, i3 Z4 S4 `: f6 z7 R2 F. X% o: |8 b8 | - padding: 1em;5 C$ x5 L. \' `2 f
- }) s1 J4 x& a- j
- .toggle-input {& P$ a2 B0 a5 r" t: j; w I; j. a
- display: none;
/ W2 q! \0 U0 r" w# Q - }
9 L& N7 _2 `# ^ - .toggle-input:not(checked) ~ .toggle-content {& e8 l2 k/ M& D" M: z& s) d" V* a; e, \
- display: none;4 Y/ R7 Z6 w5 |2 F( m3 ~2 Z+ Y
- }* d* w: p9 r* Y0 P! Q
- .toggle-input:checked ~ .toggle-content {
' `- g; ?, b: @) Z8 c - display: block;
% T1 n! c" x+ E+ D- ^$ d - }3 R7 j/ V1 I& a+ `. N
- .toggle-input:checked ~ .toggle-label:after {
' e7 T4 D1 R' @( W: D- | - content: "-";
# x) G+ H$ L' y1 G$ `) ` v - }
复制代码
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