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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!">! M0 P" [! t/ Z, Y( V
- Label for your tooltip
' k" s( Q0 z( V - </span>
复制代码CSS代码: - .tooltip-toggle {1 ]% d. P' m$ `" }# v
- cursor: pointer;
, j) l3 T- q6 [1 D4 R: { - position: relative;0 w. C6 g1 C. @+ l: l5 o) a. J
- }
) P% T% K8 z$ |/ U - .tooltip-toggle svg {
0 n( n7 z+ C* H - height: 18px;
# T8 z2 r6 Z2 `3 z# O: w9 o9 c# O - width: 18px;
( R+ F: w& l3 C - padding-right: 0.5rem;+ `, _+ M! B+ A! _" y, l+ _
- }. W1 ]3 u6 ^, @4 }7 i! \# v
- .tooltip-toggle::before {" M. C5 t2 _/ J7 g' v# n6 y* r; Q: e
- position: absolute;9 v F' x; `! u0 t) E3 \
- top: -80px;
0 e5 O( p, M* X' \- h - left: -80px;
8 w2 I. S7 s: n$ s5 ^: {9 C - background-color: #2B222A;
: s1 O2 S& j5 u - border-radius: 5px;* ?8 M0 v0 W K5 A" R' f/ M/ T9 H
- color: #fff;4 K/ \9 v$ F3 V6 {# E
- content: attr(data-tooltip);, P, e- x2 z* e1 U: V3 C- V l
- padding: 1rem;
: @5 Y6 W2 |0 t/ r0 m - text-transform: none;
, f0 G/ p4 g* J; n - -webkit-transition: all 0.5s ease;
2 @6 c/ k( }% Z# H8 M U - transition: all 0.5s ease;
n: T+ o, e- Q4 ` - width: 160px;# w6 M5 `% }# f& y9 N& V
- }
$ x0 B. z1 E& j" R2 I* T - .tooltip-toggle::after {
! U1 _* u1 V3 D9 b - position: absolute;
6 j8 r1 N$ |/ Y8 v9 t5 {3 j+ M$ t - top: -12px;3 U0 F8 @5 v- I6 y7 _) G6 z5 H0 M# [
- left: 9px;- T% z0 { g6 D- O
- border-left: 5px solid transparent;2 I8 H7 n0 l7 H" L" u, \. A, a
- border-right: 5px solid transparent;
( o+ q# }% Q/ Y - border-top: 5px solid #2B222A;! K7 _# J0 T6 t, Y) l2 X5 }
- content: " ";' K {* z/ ~1 u1 ^: I8 n4 O7 c
- font-size: 0;
8 c& z$ A2 ?/ f - line-height: 0;
3 {5 a0 g- Z7 e! w6 O2 L - margin-left: -5px;9 v: y2 e7 Z6 {4 C) U- n, y
- width: 0;
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) N+ t' R7 ^% Q- X* C - .tooltip-toggle::before, .tooltip-toggle::after {8 P7 T |# [6 v3 Q( M
- color: #efefef;6 X; I5 [6 E$ x7 e% k
- font-family: monospace;
( P J! _7 D& M. l/ g3 _! A j - font-size: 16px;
* v$ i4 O$ Z) R3 v" L6 ~ - opacity: 0;0 y1 A7 r; U; f! e v
- pointer-events: none;
; ?$ i6 [2 `; T" H6 i6 y - text-align: center;3 b' ?. {, N, W* e4 Y5 H
- }
# u) o/ a M9 e+ y( S6 e - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {, L6 l6 D N1 C- ^7 ?
- opacity: 1;
; t. ], ]5 s/ ?: Y l( W& i' P - -webkit-transition: all 0.75s ease;
8 y# }. Z5 v) w& c0 r3 @# M" Z+ s% N - transition: all 0.75s ease;; o, O- I- U- h+ E- X; 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"> Z' ?4 n# x7 ]4 g1 y
- <ul class="nav-items">
7 [* W2 S0 q$ X7 W6 l! R8 L - <!-- Navigation -->
+ V5 {+ d' L: X+ W, y: B5 { - <li class="nav-item"><a href="#">Home</a></li>. b P9 j [7 a2 M
- <li class="nav-item"><a href="#">About</a></li>
, }0 \8 Z/ _( g - <li class="nav-item"><a href="#">Contact</a></li>
$ C+ W) h. V Z$ A8 a - <!-- Dropdown menu -->
( C& Y$ r$ V& r- I8 O. r - <li class="nav-item nav-item-dropdown">
7 ^( T8 u3 K; P9 M2 m: W: Z8 k - <a class="dropdown-trigger" href="#">Settings</a>
& ` [/ T1 k, T/ r - <ul class="dropdown-menu">3 w; U6 Z$ ^9 d$ j) z: F
- <li class="dropdown-menu-item">" U* D6 k- I. W V7 m* v' W
- <a href="#">Dropdown Item 1</a>" Y+ L/ o* b$ b# C4 _$ b
- </li>1 {0 Y5 i! w! {$ O% N5 b+ _
- <li class="dropdown-menu-item">
2 X8 j$ r$ v5 w+ D - <a href="#">Dropdown Item 2</a>
. _5 Q4 V, U3 h5 h) x - </li>
* I. D Q2 K/ O8 \! S4 t - <li class="dropdown-menu-item">
8 P3 Z# n9 v% Q7 c, p; a2 W2 ` - <a href="#">Dropdown Item 3</a>5 ^3 h* n2 j4 \8 c- h" x
- </li>
9 W; {' T L2 e - </ul>
: l6 N$ c; x- P2 }" W4 F - </li>
' k* ^- h1 m2 `5 t2 V$ p - </ul>, ^2 d# Z1 V5 E
- </div>
复制代码对应的CSS代码如下: - .nav-container {1 w9 O# x9 A8 s; U" _
- background-color: #fff;. v* j) m3 L; i& }8 a% t8 A4 C$ b
- border-radius: 4px;
/ D7 y2 H3 u( s - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);( C! ]9 X w! y$ d* y
- padding: 1em;! B: \* ]1 C( Z3 B0 O3 t
- border: 1px solid #eee;
0 R! _. `/ H; o7 m - display: block;# h4 e+ o. [1 N: U! B
- max-width: 400px;
% a6 E6 @2 J6 P - margin: 0 auto;/ \$ a' x5 t2 m) G3 P( r
- text-align: center;$ E' Z) {/ C9 q S$ ]* G9 P) f" R
- }7 c& w; u0 ?4 o( z, [- B
- ul,
1 H; n2 t- c9 V! a% p - li {; H1 m/ s% P$ f% g* N& x0 @& E7 H
- list-style: none;5 u- ?9 b4 w. D6 r0 v) P A/ v. i
- -webkit-padding-start: 0;
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- a {
5 p0 a) m: [/ R, X* ] - text-decoration: none;
8 Q3 A( ~6 P: W: F0 L( q& J+ Q - color: #ED3E44;
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- .nav-item {! s8 s% I" D+ F3 g
- padding: 1em;
1 @. k) f4 {$ k- F - display: inline;7 N4 S8 A' G! s, V8 m2 n, a
- }' Z$ c5 Q8 r" F; ]
- .nav-item-dropdown {8 u0 I$ V: t; J6 o3 v
- position: relative;0 P5 c7 ?/ {; G0 e2 j9 q: e4 j
- }
! B9 L3 y8 ?) v c, _ - .nav-item-dropdown:hover > .dropdown-menu {
* C0 s- L4 w! |( U4 T2 \( f5 N+ K - display: block;! x2 c! N$ D v3 \
- opacity: 1;
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- .dropdown-trigger {3 d/ E2 r- n9 d% t r) U
- position: relative;* D2 \, F2 Z/ a$ ?: b/ g" ~3 \
- }
% w: N0 X. n$ y6 } - .dropdown-trigger:focus + .dropdown-menu {
# `; f/ Z+ O5 J9 `" i8 s0 U - display: block;" O2 a6 X* k( Q" Z
- opacity: 1;
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- .dropdown-trigger::after {7 o! {8 E0 g5 Z% B" B" w
- content: "›";. W& l6 A; |7 j4 c8 ^1 `/ s
- position: absolute;
; e2 @% E1 w9 f$ F5 {: Z6 o - color: #ED3E44;
* E* N3 K8 y* U- c, r% p0 x( N - font-size: 24px;, Q. e q K- ^1 c# F1 j9 j
- font-weight: bold; F& \7 z# v! P8 @2 R1 A
- -webkit-transform: rotate(90deg);
B% I0 n) b" P1 N5 r2 N, u - transform: rotate(90deg);
9 w- b {/ z( L' n/ q - top: -5px;
- t) \3 U( Q! n1 \, y+ w - right: -15px;
# l- W% w+ k! |# j5 N# ?- V - }
9 y# e! m3 G7 K - .dropdown-menu {0 R( O% V* A2 M) p: S4 Y+ Z
- background-color: #ED3E44;) [2 N O: j* o5 f; a: q
- display: inline-block;
0 L( j. R+ O, q' x - text-align: right;% U9 F6 k/ z/ c* C
- position: absolute;6 |8 c8 O6 |: d6 A# N- S: `3 J
- top: 2.5rem;2 H# D! e+ S! x* v' Z. w& g# r
- right: -10px;
9 U5 I" ?8 }% m - display: none;
5 b& I# r$ K4 s D - opacity: 0;2 b6 ^! b- U$ x/ x; M& e
- -webkit-transition: opacity 0.5s ease;6 f" X {4 Y8 L! ~. j1 X
- transition: opacity 0.5s ease; r4 F" [1 O5 ^
- width: 160px;
% ]1 G3 `! O: y+ z. | - }
$ e, T% X! {7 l. G- ]9 \$ t - .dropdown-menu a {) ?1 B" X) Y, ?! c9 v+ C2 S
- color: #fff;
7 M/ G) _; b4 [! g3 ^, q - }# G; a2 c% ^ y* r. d! ~
- .dropdown-menu-item {
: b' ^+ D. M( Y" b- e - cursor: pointer;2 I( M- B+ S- x# r; K8 o
- padding: 1em;: y+ T1 G6 K/ s: A& [1 t: P2 p" p
- text-align: center;
+ Z4 j6 E7 E- m - }
) l& I. t! Q! ?$ C9 X) v- Q. A - .dropdown-menu-item:hover {; \ Q Z" E; h4 A( w: Z/ _: i5 I
- background-color: #eb272d;
3 m5 Z* G! S' D8 |+ X - }
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可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
/ s0 }5 v& ~& }! k$ V6 K - <!-- Checkbox toggle -->2 O' J8 L2 n3 Q
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">5 l0 _+ a% H# Q) w p2 }2 z
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
: Z7 S. \7 ^- h4 d - <!-- Content to toggle from www.mfbuluo.com-->& Z. g( p5 w* g' X+ T0 M! V- i$ k
- <div role="toggle" class="toggle-content">
2 K" U2 M/ `2 i2 \6 b- n) q( W - BA-NA-NA-NA!/ W" C3 W' S* ?) t3 P. w
- </div>' H/ Y% B# A3 d" c9 C
- </div>
复制代码CSS代码内容如下: - .toggle {
1 c3 ^. `% V" | - margin: 0 auto;/ Z( W% H. L; |- V, L, U
- max-width: 400px;
# L4 W v2 o7 f& \5 i$ a - }
7 Q7 ` U6 @1 h7 v y - .toggle-label {- X( J9 ?, Q3 X6 l' f! R' u: e' _
- font-size: 16px;5 e4 b: E! G, l k
- background: #fff;
" `+ V% ]. c! v5 _7 r1 q - padding: 1em;" P' d3 ~" w- J# e
- cursor: pointer;7 Y, U2 C' y2 m# K* n
- display: block;; E: t" Z" o2 b0 v$ `
- margin: 0 auto 1em;" K' j* `. _# L \+ s* D
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);7 F4 p6 G2 p0 j# P: |- d5 `* X
- border-radius: 4px;# l. B$ P" g$ }0 A+ r
- }: p( s, i" E7 Y' g% [: g
- .toggle-label:after {3 @1 J, Z/ p2 r4 R) K* B+ x. r& v
- color: #ED3E44;
2 D5 u( W" F# G, a' n, r9 | - content: "+";. x8 B( k" W+ X2 ]% d3 n, ~0 ^
- float: right;* c- X+ s3 l1 c3 v
- font-weight: bold;
6 e+ T4 ` v* u g, m' y* n! t - }
8 y7 Q" m# g9 `/ @ - .toggle-content {
+ s! n, ~/ s( q) @! b' U* } - color: #B0B3C2;
n; m0 u0 w3 K5 U( b - font-family: monospace;" ?" ?. g+ x7 z# g
- font-size: 16px;9 P3 T. r( s, l- o8 a* B2 z- I! }1 a
- margin-bottom: 1.5em;8 c1 @. u t& B* e
- padding: 1em;
/ I$ w5 p. k/ H - }: g4 J! _* O5 ?; P% e. u
- .toggle-input {; T$ S) I8 J3 r7 x9 Y: [
- display: none;
- w2 M4 A: c) D3 j4 [ - }+ U, H4 Q8 j/ y+ k
- .toggle-input:not(checked) ~ .toggle-content {
6 f+ E; H4 x, F- u0 J - display: none;; K# U- a Q+ _3 _
- }
* z2 g0 y0 L1 [9 g% U - .toggle-input:checked ~ .toggle-content {0 }" X' J' @$ J( O$ f' m1 w
- display: block;( g* f% K5 ~8 ?; [5 {# }& Q
- }0 \6 \9 A: r% [) r
- .toggle-input:checked ~ .toggle-label:after {- Z. w3 T1 e# ?% d- V
- content: "-";: n9 V, X! z6 g/ h7 ~; M$ v
- }
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