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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 m9 Y) E$ N( ]- Y5 k) j2 z
- Label for your tooltip
6 p; `/ q/ J, ]# N {2 a# u6 S% m* g - </span>
复制代码CSS代码: - .tooltip-toggle {$ Y3 T% }. c! K: ]
- cursor: pointer;
: {6 X: R6 b$ S7 d* c5 @7 Q" i% c - position: relative;1 @5 k5 H$ T: @4 C( }
- }
4 o% k7 m5 M5 m3 X$ l3 m7 x - .tooltip-toggle svg {
( [/ _/ H' s9 W; b& \7 o0 f - height: 18px;
4 C, t& r# e# p' D0 w" x - width: 18px;; C* [* X0 ?6 q e E
- padding-right: 0.5rem;
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- .tooltip-toggle::before {
. r. I& s: H% C7 r1 p - position: absolute;
* M" ]5 M( J( y5 J - top: -80px;
' p4 z( I! P2 u0 J3 }" x - left: -80px;
5 N0 J& a5 E6 F0 h8 I \1 R. K - background-color: #2B222A;4 |0 q+ I" w: a; t/ g ^- u- r
- border-radius: 5px;3 F" C- g0 d8 c- y9 ]) v- h
- color: #fff;
, v/ X' T s$ M0 K$ R - content: attr(data-tooltip);
# U9 W/ J% Q3 Q2 x4 ^ - padding: 1rem;% V* B5 ^( x0 n
- text-transform: none;9 X/ h `/ _3 D8 ] R* n
- -webkit-transition: all 0.5s ease;) ~# G9 S$ l. C/ b- W
- transition: all 0.5s ease;
; F# |0 Y' ]' u2 f3 w) u5 K4 X - width: 160px;
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" \8 _+ W# Q( ?( { - .tooltip-toggle::after {, S9 q1 T, w3 k7 l( e0 M' |$ c* _" A
- position: absolute;
6 l- F9 E, K5 g( M2 {9 N - top: -12px;
* I9 N! W1 D/ A. u7 N* {# k - left: 9px;
2 _1 j) @1 e+ A - border-left: 5px solid transparent;
* {$ r% }! `( {: k8 F8 y - border-right: 5px solid transparent;% \& {6 \! [3 H8 v$ g9 {5 Z7 q
- border-top: 5px solid #2B222A;
5 {* f. `* V1 I5 D( ?. b - content: " ";
3 u/ n# J" v6 `. R8 `5 J, H - font-size: 0;7 L( i5 {4 d9 a! U, u
- line-height: 0;
: w1 g3 M$ k# c2 c - margin-left: -5px;) q) I! R. L5 j R9 H
- width: 0;/ X" m# ?. W; ~4 w3 ~
- }: t! ?( C3 ~9 }: O; K* }! V8 E
- .tooltip-toggle::before, .tooltip-toggle::after {% u9 x# n/ Q9 a
- color: #efefef;7 p4 ^' D. Q) L+ S/ g$ B+ i8 ?( D
- font-family: monospace;: s E: [6 u, ?+ @7 y% |; x( I+ V
- font-size: 16px;
7 U9 `" |/ Q. D0 J4 L1 W. p - opacity: 0;$ K/ H/ t1 P! J+ b" }" Q
- pointer-events: none;
0 Z# Z3 O% f r+ k7 f) z" g - text-align: center;' [+ b! g/ [" r; E1 k
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {& }; x/ Q% v3 z! U1 Y' L
- opacity: 1;
9 S6 l' _; l8 E) j0 u - -webkit-transition: all 0.75s ease;1 L& q: ~7 l1 }' w+ y/ {+ _
- transition: all 0.75s ease;' f6 A# X& U/ U; c; j
- }
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">
" \$ {; ]0 R# |$ L+ d - <ul class="nav-items">
& D5 U4 C; X; c6 v - <!-- Navigation --> h. p' w p# l% n" D5 m
- <li class="nav-item"><a href="#">Home</a></li>% O6 c9 n# f: O6 t7 L
- <li class="nav-item"><a href="#">About</a></li>
2 E. i$ `6 s; G/ @; m' |% \ - <li class="nav-item"><a href="#">Contact</a></li>9 p7 d* {( I" k6 d' s5 v
- <!-- Dropdown menu -->
1 S8 q; K. M$ d/ i4 q E - <li class="nav-item nav-item-dropdown">
; _4 H6 Y# j- j& Y - <a class="dropdown-trigger" href="#">Settings</a>7 W! T* L! n1 y! ~! S) q
- <ul class="dropdown-menu">
4 j! T: E$ u+ F - <li class="dropdown-menu-item">
2 q% m0 \8 Z7 C! P' t( P+ r - <a href="#">Dropdown Item 1</a>( N6 p( E' e8 r# g
- </li>- w6 b: o. a4 ^& |1 B: L
- <li class="dropdown-menu-item">5 y& D3 c! g! K, z/ g
- <a href="#">Dropdown Item 2</a>- b, T+ t, U8 j5 K, K0 t* R
- </li>3 G" J: P% B' p" ^
- <li class="dropdown-menu-item">$ \* K0 F' I/ a ~# R8 p( }
- <a href="#">Dropdown Item 3</a>, r/ M/ `( A0 C. z0 M; R
- </li>6 e2 R# s6 h) h! O% p
- </ul>$ Q- M& i& \: z4 g3 R- m. @ }! _
- </li>. v1 W; s+ F/ C5 {( z
- </ul>
, M7 E9 Y* W* ]: i) E/ m0 a - </div>
复制代码对应的CSS代码如下: - .nav-container {
i. D- q' \/ x. e( | - background-color: #fff;
. A2 X8 o$ ~3 v# G0 S - border-radius: 4px;- O: b- G% O% E7 d
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
! O) x+ U. i8 i' u8 [ - padding: 1em;' d3 {3 g8 e! o
- border: 1px solid #eee;2 f0 G9 a* \0 T1 D
- display: block;
, s& w/ ^. |( Q0 Y0 u - max-width: 400px;
! u9 A8 `! E. j8 ]' @2 t- L - margin: 0 auto;
9 O& t6 S; ~+ |& E, c - text-align: center;+ @. L: v( O ~! M, [+ f+ |9 z
- }
" w( @5 l! M/ Y, K5 Q4 g ^' J - ul,
$ r3 E; K$ Y; m% Q3 j - li {8 z# L! f3 k5 @: G! c j
- list-style: none;( d8 [+ f" M$ o" p. R6 ^
- -webkit-padding-start: 0;
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- a {+ |% K& P7 r1 Z) c [; m9 U
- text-decoration: none;6 l- n, @: j3 Z. u' m
- color: #ED3E44;
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9 F# h: W3 M6 v1 I% P. B - .nav-item {
8 y" |5 i; r( v% c - padding: 1em;! k0 d: k+ \5 y6 s
- display: inline;( b0 g" @/ h# b% X( w. ~
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- .nav-item-dropdown {
: z7 Z" ~; S* [% h - position: relative;9 @; L! _5 a3 ^8 U& r( E) z
- }
+ v) l" i9 s8 y8 G, ~5 [4 j - .nav-item-dropdown:hover > .dropdown-menu {
: p* l1 h- `/ U u - display: block;# G- G" W) n+ y s* R9 }
- opacity: 1;
( V- i+ F6 y$ G& ^7 u/ T0 s - }
* B7 I8 F: T+ T" Y' y i - .dropdown-trigger {) ~4 z5 T# M5 }: S9 F
- position: relative;
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( f* i: M7 X* c4 e" y, O) t - .dropdown-trigger:focus + .dropdown-menu {
# u* h" ]5 v7 A2 ~6 u, [/ p9 d - display: block;
; c6 M9 S$ P0 ~3 z8 {9 k - opacity: 1;
* p; t! I1 u: p" e0 S - }
( N% X. Y4 `% B+ `1 z9 k/ d8 \, \ - .dropdown-trigger::after {
6 k0 `( }# M* F1 E# B" X7 V3 r - content: "›";
5 ]' q `8 ~6 |( \ - position: absolute;( |: k) K' S3 I1 ~
- color: #ED3E44;
/ y7 E9 j9 B1 w* q5 ?; v - font-size: 24px;
C/ r, y4 B# E) ?# T4 }7 S - font-weight: bold; D9 E* T- Y( S0 j5 m8 u' n7 k
- -webkit-transform: rotate(90deg);7 L' P+ A5 d5 L
- transform: rotate(90deg);
, Q U3 I, c0 \/ ? - top: -5px;1 q0 y* k( j) b+ r5 o/ C. \
- right: -15px;; d/ B* P k4 E5 n7 a2 ?+ U
- }1 C- m( B" \9 J; M) S3 d
- .dropdown-menu {
1 P$ \' ? r: o+ u - background-color: #ED3E44;7 ?# c7 l$ j2 K8 f( j) I% b
- display: inline-block;
5 @) h; b$ e9 f5 Y* V/ e! ~ - text-align: right;
1 f% \5 j: n1 ^ - position: absolute;
' d0 ?' _6 w$ f9 @8 D - top: 2.5rem;
) u$ c7 u% o3 q9 U! F: T0 ^ - right: -10px;
0 R- Y6 c2 L. {$ u - display: none;
8 O, P( L G0 \. T7 z Z t - opacity: 0;* T7 n9 M v8 j5 k3 E; g
- -webkit-transition: opacity 0.5s ease;$ K5 T% S: G; u$ ^
- transition: opacity 0.5s ease;! x2 I2 x$ m, `5 @
- width: 160px;
. n6 f$ k1 B3 T8 @7 N7 T2 {) f2 n - }$ D" z! `& l/ O2 }( C# ] h; ^+ A
- .dropdown-menu a {& K+ V% D! u# B% V. e
- color: #fff;) n/ d+ S9 y+ m1 J8 {: A- f/ P
- }
1 n0 x. M) W3 F - .dropdown-menu-item {
+ o& ^2 e& I4 Y) q0 N - cursor: pointer;
1 O3 m* z4 u0 b4 |, V - padding: 1em;
+ Z# _; R. }4 y2 k - text-align: center;
( w. g4 P/ U2 t- ]* O - }
- [) _/ L$ p: c U1 W* v2 Q - .dropdown-menu-item:hover {0 ]2 a; [5 k; Z3 b
- background-color: #eb272d;
M' ?6 @, ?* }7 t8 a" S - }
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1 _% w' U* ~4 z3 J+ W& p/ Q可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">! E( X5 y% y+ s5 U. B! b
- <!-- Checkbox toggle -->2 [7 s8 q8 P3 k# ]$ B. k, n+ L
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">6 q' e( w/ x6 }9 d3 W$ {9 k
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
; _! v! o. I) q' y: m* A6 S - <!-- Content to toggle from www.mfbuluo.com-->
2 y; g. N, N, }& n* u+ o - <div role="toggle" class="toggle-content">3 B i& d' [- w0 r! ]
- BA-NA-NA-NA!
- |7 q$ a6 Z' h }, N4 a7 F8 i$ X - </div>1 k J9 N+ E" d0 T! E8 m; Y
- </div>
复制代码CSS代码内容如下: - .toggle {
) T' d, U+ n+ ]) o% U* I- s - margin: 0 auto;
8 Z% R7 v3 h5 h: k - max-width: 400px;( v& L6 c& [& ] `
- }+ [2 g: X- c! n9 j. v
- .toggle-label {
5 |+ I2 Y4 t8 S" J - font-size: 16px;# }* T) }! |! _; ?( f
- background: #fff;# L/ K$ ^) i$ C. q7 d
- padding: 1em;
9 }& g/ T6 i6 I+ L0 h5 S. T - cursor: pointer;
# N' i& Q" V& L' |6 s! s1 _ - display: block;
' V' J0 q; G( e6 ^ - margin: 0 auto 1em;
; p6 I+ f# X0 r/ q9 N - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);2 G, n: [7 h r+ e+ J/ }( G- F8 b: g
- border-radius: 4px;$ |0 q' J' ]1 o6 J9 n g: Y/ ~7 V9 w! k
- }
! |. i7 D( z: W! I8 \4 Y/ O - .toggle-label:after {& s# i O6 F5 ~% n9 l1 ?
- color: #ED3E44;
8 O6 H V- t% J- B: t- q' K( q - content: "+";
8 i. c4 |2 y2 F/ L+ O) w. { - float: right;
4 l1 Y( r" S3 x- U - font-weight: bold;( X" C4 C) p! j4 F, j6 g
- }7 T8 @' g% k$ g: s
- .toggle-content {4 a& Q) | b* d5 ~4 Q1 w
- color: #B0B3C2;
# P5 G/ y x* Z6 I: I: X; K V+ R - font-family: monospace;
/ k" r5 s8 X: D! D5 N0 f3 Z - font-size: 16px;
% ^# |9 A: y5 {5 G0 u - margin-bottom: 1.5em;* n. ]) u- d5 k g1 f
- padding: 1em;
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- .toggle-input {/ j4 {& B* n) @2 q
- display: none;8 |( ?* A( e! n4 s6 K& B9 U
- }
/ V2 g% L( N9 l* F! m. u1 ^ - .toggle-input:not(checked) ~ .toggle-content {
' J5 Y0 n. t, V! C$ D. }+ a - display: none;
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- .toggle-input:checked ~ .toggle-content {
+ L, c1 G u# |5 z8 | - display: block;) S5 p' l1 H# i
- }% h: h1 g! O' a# u
- .toggle-input:checked ~ .toggle-label:after {3 J5 p c+ a3 ^; e# t; }" J
- content: "-";- Q# i5 n) y9 e5 [/ C# Y* `/ [
- }
复制代码
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