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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!">, |5 F5 o6 R0 P6 j4 u
- Label for your tooltip
8 k3 ^6 Z8 c6 C7 {& C( f - </span>
复制代码CSS代码: - .tooltip-toggle {
- ^; a8 L4 P9 o+ l4 D$ o - cursor: pointer;# y" B, S. \- Z' W
- position: relative;- x% n& Y% d' ]6 G8 P3 }5 |
- }
1 K( `5 Q+ \/ ?% |7 f' e' o5 D. i - .tooltip-toggle svg {: O* Q3 _: Y6 P. D. P- ^- O
- height: 18px;' i4 M, v- `, T$ i" Z' P/ s6 e
- width: 18px;
/ y( p; M6 L' b, U: K- ~2 h8 | - padding-right: 0.5rem;
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- .tooltip-toggle::before {
; [3 c6 i: u @/ L4 k6 Q - position: absolute;3 C3 L; }, G& ?" Z& o3 x E+ E* q/ b
- top: -80px;
3 M3 o p% U( q9 ]9 P3 P6 b0 ` j R - left: -80px;) n% w5 I7 t& I9 r0 V7 u9 N% e4 f
- background-color: #2B222A;6 S- n, N% Q+ m i) j5 ]
- border-radius: 5px;2 \: S5 p: p7 Y. C( T1 e
- color: #fff;
w4 n% w) S1 \: H }8 ?2 ] - content: attr(data-tooltip);& k. m6 j. c# {) N. R
- padding: 1rem;6 A' x0 Q( B3 d
- text-transform: none;$ I/ T* g; h# X$ Z' ^( m v) e
- -webkit-transition: all 0.5s ease;
L, Q( w4 m5 \6 N: Y - transition: all 0.5s ease;
: m: T3 @% [# G; m9 T- }6 N# D - width: 160px;3 `, m- V1 ^* N8 h @& Z
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- .tooltip-toggle::after {. P! u' j3 i; r( i, U
- position: absolute;8 h" ^# Y" y U* d6 v( _
- top: -12px;
# j$ z2 L6 |2 i - left: 9px;" m7 l2 F- B/ Q9 |1 u$ K% ?( i
- border-left: 5px solid transparent;
4 }! \3 \2 F/ i! ` Y$ o - border-right: 5px solid transparent;, J0 a& \; C( S& J* n
- border-top: 5px solid #2B222A;* v$ o9 L1 j h0 C
- content: " ";8 l( D% d, V! I4 i. _3 G
- font-size: 0;
' |9 T- }- B4 r' q! W - line-height: 0;
* D% \) q- y) { s - margin-left: -5px;5 C2 S3 U o# [. x+ A+ k2 J
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {" |5 o. F; u; h) }/ H4 P0 m4 Y( U
- color: #efefef;* H; {4 Y# U/ g$ p% u7 R, F
- font-family: monospace;
: L/ Y2 j+ s, v- J* { - font-size: 16px;
: j( K3 G: E2 }) B! H4 L6 r - opacity: 0;
4 ~: o' _9 Z/ d* G: o! o! y - pointer-events: none;
$ i( b+ N4 z0 m6 H2 D - text-align: center;
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2 r0 F; |) o& v1 w) E* [ - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {7 w D1 G+ X0 p/ t
- opacity: 1;
' ]! J* [4 u" [ p* q - -webkit-transition: all 0.75s ease;
( z) y. x7 Z$ \/ T4 ~5 A - transition: all 0.75s ease;
7 |$ j* d; M$ z8 X& h0 P - }
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 A( j# _& K# M' T( y. y - <ul class="nav-items">
0 D9 H" k# w# K& j3 X$ F+ c - <!-- Navigation -->
b& {6 b8 B- A$ u* J! {' n - <li class="nav-item"><a href="#">Home</a></li>7 [/ _" ^1 j: m1 e$ F& H
- <li class="nav-item"><a href="#">About</a></li>
a& c! A* }$ g% e9 \ - <li class="nav-item"><a href="#">Contact</a></li>) G+ O3 }# [4 j! g7 t0 n% y
- <!-- Dropdown menu -->
+ H8 w) d; A8 }2 R& E - <li class="nav-item nav-item-dropdown">
R3 B6 Y5 K2 U& A& s* f; T - <a class="dropdown-trigger" href="#">Settings</a>+ n% O! A. p" R% E- Z0 p
- <ul class="dropdown-menu">
( ]# s6 ?* C% {) Q - <li class="dropdown-menu-item">
! S/ Q) f9 Q. q! |/ o9 C - <a href="#">Dropdown Item 1</a>( Y; ^0 X4 Q+ K! Y! |
- </li>
' |0 v5 A2 a% _0 q" t - <li class="dropdown-menu-item">/ l6 S3 {+ O6 ~# p$ F l
- <a href="#">Dropdown Item 2</a>1 S, V' `8 U& P/ z; O7 i
- </li>! d& F8 U' S/ G2 f0 y0 Y3 M# y
- <li class="dropdown-menu-item">
" H; u. y2 v0 T Y0 R' g' @ - <a href="#">Dropdown Item 3</a>" h" Z; T7 r4 _( ~
- </li>
7 ?7 r4 M! T1 j0 F - </ul>+ T! @7 O, q4 p1 }( }
- </li>
4 t0 }( w4 \! h+ N9 o6 ]7 D - </ul>' I; i+ O2 N- n1 Z! K
- </div>
复制代码对应的CSS代码如下: - .nav-container {3 l7 A- L0 H* s1 U5 f
- background-color: #fff;
6 X0 v- ?' D# P8 N4 h. P - border-radius: 4px;3 Q7 j- r4 z7 M. j
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);3 [" L( X# |" | g- G
- padding: 1em;( i2 M/ c3 w% D- a5 \" U" T8 @
- border: 1px solid #eee;' i8 j3 V' ]! r3 ]4 {9 A0 }
- display: block;& a9 k6 ?$ w* s9 r: N! y
- max-width: 400px;0 X) Z8 O' z* x! q$ q
- margin: 0 auto;9 x+ H. a6 D7 U9 V
- text-align: center;
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- list-style: none;, v+ r+ F7 e4 o
- -webkit-padding-start: 0;8 X! G2 ?1 \2 c4 x- j( _
- }
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9 L V) n9 H) a# M- } - text-decoration: none;8 }& A8 S" n6 M* G' U3 N
- color: #ED3E44;+ e2 K$ L, M. r; U( h
- }
5 E" L6 V' G2 h/ G - .nav-item {% Z8 K3 t( `2 b4 ~
- padding: 1em; p3 ^5 Z" ~9 q: o; x) r: |' n
- display: inline;
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/ K* O- D L. J$ w5 i - .nav-item-dropdown {
" G& e! y9 Z4 h7 l+ P/ t - position: relative;
0 Z) l& @! j' t$ K - }
: D# v# K7 V: ~& d E) R: k2 r% b. G/ M - .nav-item-dropdown:hover > .dropdown-menu {
: \8 {' z$ e8 G" h - display: block;. d; u# l& L5 C2 @6 ~
- opacity: 1;! M7 }+ }% q8 ?& n; D$ J# ]
- }. J. R& @' I5 n* q
- .dropdown-trigger {$ m: g( \+ L, Z: Y
- position: relative;- Y3 R6 R) o4 I, p9 p8 c0 i
- }
, g6 S# c6 N% M# U B o - .dropdown-trigger:focus + .dropdown-menu {
v" H% H/ T! i1 B- m5 b! Z - display: block;
& ^: f$ g7 l0 f- ]0 d - opacity: 1;; Q( b& ]- R0 E* w: B
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- .dropdown-trigger::after {
/ G. L2 U/ u/ ~ - content: "›";
7 ^0 K8 g) g4 h9 [$ ^4 R& K - position: absolute;8 R) n8 A7 e& X, X
- color: #ED3E44;
7 A% Q, X" K7 q+ g: S - font-size: 24px;+ ?( N7 \0 j; P D/ }4 _5 E; [
- font-weight: bold;
8 t* j* i7 g2 {: a6 F V - -webkit-transform: rotate(90deg);' z2 H1 R; E6 N2 k2 U$ n
- transform: rotate(90deg);+ q! C7 K7 l8 c* c% ?- U9 w
- top: -5px;$ A3 J& R- U& v
- right: -15px;1 M; ^" Z. ]+ x6 i i! y; w8 g
- }- N) L, S/ o! S3 V) ~
- .dropdown-menu {
2 `2 [7 N5 G8 m, y [ - background-color: #ED3E44;
" M- U, f- `7 V, I/ c+ G: N - display: inline-block;$ W0 T4 x: p" k% y: W
- text-align: right;# p5 V+ Y: W! N3 ^0 C
- position: absolute;
- x4 O& R8 C! W3 f* E - top: 2.5rem;8 ]4 ^1 F9 P; w( W/ j( {; i
- right: -10px;3 m1 Y8 e" S1 C" @) l
- display: none;
8 s4 z. @: f9 [6 e, x) _ - opacity: 0;( c8 H6 C- t9 |. N' ]
- -webkit-transition: opacity 0.5s ease;8 g% b9 U# S9 C( {6 R4 c% ^+ q: Y
- transition: opacity 0.5s ease;
% M6 E f( S0 v8 u - width: 160px;
+ c: `, F# g6 m( h! s - }
" }1 ?" f% X( d. k4 r+ U4 O+ R - .dropdown-menu a {/ T3 P5 {2 I5 b5 E7 [3 v: P
- color: #fff;
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- .dropdown-menu-item {7 q L2 n; K0 V5 @
- cursor: pointer;
3 R" x9 f0 u; Y1 P - padding: 1em;
& k, l6 `* f: q - text-align: center;
; e* O( N+ c' n9 C5 N - }
) m2 _% w$ E0 _9 P - .dropdown-menu-item:hover {
" \2 t, T; h# p/ p/ n. R - background-color: #eb272d;: [9 t2 [0 Q" E4 n& z
- }
复制代码 / S; @4 z! y. d# F" p, k
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
. [! Q5 x& j! h - <!-- Checkbox toggle -->
2 w2 l- f3 a# A1 A8 f: r8 L3 g - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input"># b6 o% n& c9 n# E' R; z0 k
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>, n# o2 f( M7 d6 b
- <!-- Content to toggle from www.mfbuluo.com-->
$ i! ~) c1 e4 x( h# X* t - <div role="toggle" class="toggle-content">
" r8 }* K2 k4 f4 x! a' k- I - BA-NA-NA-NA!
6 L5 M8 _9 d( U, z - </div>
& N: s1 k7 E1 c8 g. Z/ w( o - </div>
复制代码CSS代码内容如下: - .toggle {+ j3 }7 f( ^/ |% j. X( a# W! b/ ~3 \
- margin: 0 auto;/ _! b6 J3 h6 _8 H; j9 u ^" q9 A! r
- max-width: 400px;
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- .toggle-label {
$ H0 B1 [$ m* Y3 ~+ X$ g6 p - font-size: 16px;% a0 U4 P/ V4 w' f9 p8 S
- background: #fff;
0 k; W- `7 N$ q5 f1 B# Q - padding: 1em;
$ N. ~: C' [7 U9 t" X/ H& | - cursor: pointer;
. I- u! p5 P4 y - display: block;% B1 E! p3 X+ S+ V1 f# u
- margin: 0 auto 1em;
/ ?# x2 r( U3 C% i6 A# n2 \ - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
( J) Z$ } E4 D8 _" Q: z; Q( f2 { K - border-radius: 4px;/ `; B+ A: a8 r! z0 ?, E* z
- }; Z3 H9 a" Q4 U* I( {5 j
- .toggle-label:after {# Y! V/ H4 A. T% e) f# Z
- color: #ED3E44;" B# |, o! H% H7 |* `
- content: "+";4 u" l% j! F% u; J9 B
- float: right;0 H) q5 }0 I5 U
- font-weight: bold;% C! [$ ]" @! E1 Q* J+ k
- }3 u7 u |% o8 x) G
- .toggle-content {
O, ]) k9 K6 } - color: #B0B3C2;
7 ~4 V/ X( h% G! p( [ `. j - font-family: monospace;
8 P' A3 S& f6 L. k! m& x* u+ ` - font-size: 16px;
4 }5 k! g5 ?0 y9 w - margin-bottom: 1.5em;
1 A9 \7 w+ h& v7 U! \9 P( y - padding: 1em;
1 j' O6 W% r4 i1 j6 b# C& O - }6 F# [) K. Z8 P7 u6 V7 x% J1 B
- .toggle-input {% f$ x6 s7 j# m- _4 M$ z# N* e
- display: none;2 E3 ~$ L6 o, ^/ l1 T4 J
- }$ w! o; A/ \+ s# u% F
- .toggle-input:not(checked) ~ .toggle-content {0 [1 w! G, {) z; q# W' @
- display: none;6 d) J m0 ]8 H
- }
) H4 u" o9 t8 ]3 x5 Z - .toggle-input:checked ~ .toggle-content {6 }2 U. N, B# ]. P
- display: block;
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- .toggle-input:checked ~ .toggle-label:after {& ?. N. T- Z! b
- content: "-";
# V3 Q; q& h) n- K - }
复制代码
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