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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!">
6 J. ~8 u3 W$ p+ Y" i" R5 g - Label for your tooltip
: O6 e- D1 _$ y$ @) M0 N - </span>
复制代码CSS代码: - .tooltip-toggle {" k4 S3 R; c; N
- cursor: pointer;
3 }* y' t6 g. M# n% n9 L* ^6 g - position: relative;" G( w! a: \ f9 g# k
- }
% i0 y: d% m4 w( p3 F( @ - .tooltip-toggle svg {: r9 |6 K* c3 b O+ j9 h- Z
- height: 18px;
u. \3 ^$ p) H1 U& J - width: 18px; o3 j p9 A1 V6 t
- padding-right: 0.5rem;
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v- L; l5 o* ^5 n+ y! t9 j - .tooltip-toggle::before {
1 S# p2 _$ I/ i3 P# q - position: absolute;; ^! K d2 \) [# X5 _
- top: -80px;+ ?& O$ ]# P! \; g7 O5 }
- left: -80px;# [, W( K0 j" ]; x+ G
- background-color: #2B222A;; J( [ u7 y3 M! d& u0 ^0 { N0 W& z& Z
- border-radius: 5px;. v& e S7 R4 O- k
- color: #fff;
$ V: z+ q' P- ~3 d - content: attr(data-tooltip);- S- g$ H$ {6 j
- padding: 1rem;
D1 d* Y) R+ i& t! K - text-transform: none;/ t& q/ n* c! v
- -webkit-transition: all 0.5s ease;
8 Z* M2 |1 k* z# g2 J/ _5 T) \ - transition: all 0.5s ease;
) Y. i! x/ n; d5 B: ^8 W - width: 160px;. I6 y0 R8 P# d+ V& X
- }
$ d; ~6 Y; {. ]1 `' [' r - .tooltip-toggle::after {8 O) P' i# H' I- g# L
- position: absolute;
* N* o L; Y- Y a - top: -12px;9 ?& y9 c2 W7 f& N _8 s
- left: 9px;
2 e5 F2 W" J6 S, S3 J8 A3 K - border-left: 5px solid transparent;- t& C! I1 j; l! h
- border-right: 5px solid transparent;
, k6 s- P6 `, d$ F; L7 e - border-top: 5px solid #2B222A;4 k3 H. E6 N/ H4 u. T! p0 j, w
- content: " "; j* O% d9 M/ e5 ]1 p0 g
- font-size: 0;
2 e. n' G1 A- y+ V - line-height: 0;
5 i9 k* ?# f0 I3 U- T$ S' ]6 f6 U, v+ w - margin-left: -5px;; L3 b: u! \( m+ {
- width: 0;
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' k* F1 \' Q; r: d - .tooltip-toggle::before, .tooltip-toggle::after {& i. [- R2 t6 U
- color: #efefef;
. R, \3 l* K9 q) `% d - font-family: monospace;" f$ M/ [% o7 K7 t' j
- font-size: 16px;
' G/ N" I; n0 q6 ^; w3 z( f - opacity: 0;
7 @) D$ f R1 f - pointer-events: none;9 g) G5 A$ \! o4 f6 s
- text-align: center;( w$ W- g" y( Y7 s0 @1 v( a7 L
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
: V/ Q; X- F- @7 R8 n0 Z - opacity: 1;
6 o& B/ `6 `2 ]; k3 A0 u% T - -webkit-transition: all 0.75s ease;# O& `! [5 p! z2 j3 g) ^/ P$ Y; G
- transition: all 0.75s ease;
: Q9 r* R# h( Z5 ^! h1 B2 |- H - }
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">
8 y0 T; s' m$ `9 Y. m - <ul class="nav-items">
* D) ~% u. C! |" [' q, ? - <!-- Navigation -->
- e" `( S, I0 L {$ d& ] - <li class="nav-item"><a href="#">Home</a></li>; v9 ?; Y7 ?. g. r- _3 Z
- <li class="nav-item"><a href="#">About</a></li>
4 p" t0 I' a8 Z" b- N; N% y+ J - <li class="nav-item"><a href="#">Contact</a></li>
" W# Q& i# F9 B; I4 i+ |8 Q - <!-- Dropdown menu -->
6 N, T* G; ]! F0 g - <li class="nav-item nav-item-dropdown">
' y2 v- m$ e6 ?1 }- w: F6 M - <a class="dropdown-trigger" href="#">Settings</a>2 X0 y- L# r4 t! Y4 q
- <ul class="dropdown-menu">( d1 f6 o/ U+ R$ W/ S
- <li class="dropdown-menu-item">0 t# c- M- ^! d( W& X; f! ?/ }( l, k
- <a href="#">Dropdown Item 1</a>8 a. q$ j6 N/ \* w3 ^. ?
- </li>
: r! ?2 ?7 Q- l& M1 [ - <li class="dropdown-menu-item">4 n' a, A8 a, e1 h J) r
- <a href="#">Dropdown Item 2</a>
" i1 i% t0 Y. X# J1 P' o% R. ~ - </li>' _9 q! V$ _* b3 z1 k( J
- <li class="dropdown-menu-item">/ {" K! ^% u, X, n( a9 w6 F
- <a href="#">Dropdown Item 3</a>' }6 C/ Z3 x' ?% X5 \( t
- </li>
, Q2 c% W# u! z - </ul>
6 o( }0 r6 D6 a8 Z - </li>( Q3 `( z$ e) `( |; M0 J
- </ul>4 y) L4 S! G6 ^/ G3 G, m& m: j
- </div>
复制代码对应的CSS代码如下: - .nav-container {
% O) `4 T* }9 A/ e- o' x+ G - background-color: #fff;! R2 G) S# ~, R( T" C
- border-radius: 4px;
/ x5 w9 }' d; V/ Y. K. Y - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);1 J& [. ]* H+ U
- padding: 1em;/ X& r z0 t0 D1 J* _5 R& R; O5 P1 G
- border: 1px solid #eee;
" n4 S, ]. h# ]$ X+ `" `" Y - display: block;
; H/ @: q$ Z& U& y+ h' i - max-width: 400px;
$ P9 [* x H3 s - margin: 0 auto;) E; T) b& @8 }9 c. s
- text-align: center;5 ~( G! \) a g" t0 B
- }
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- li {
: c, L, _9 z9 Y U' X - list-style: none;
( w- T7 ~5 b- O( S, l8 N( f6 G+ b - -webkit-padding-start: 0;
- \& K. z7 V7 [ - }
6 k; ]- ^" ~- c' [* { - a {
+ e; N z" v; k - text-decoration: none;
3 A9 b4 Q) t/ I" A - color: #ED3E44;
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- .nav-item {
* `2 ^# ^; t4 E5 j) T% l2 h - padding: 1em;
' e4 T9 ]6 y" a; p/ O7 r" u- Q - display: inline;
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- .nav-item-dropdown {8 ?8 O8 P) P- Y: Q) u6 M/ m
- position: relative;0 Q, w: \ ]" V
- }
! _* }- u5 ~9 D: ^7 d5 N) x - .nav-item-dropdown:hover > .dropdown-menu {. B& J( h9 i4 n+ `
- display: block;
/ s. }1 Z( e/ `/ C - opacity: 1;: O- f& {, V- X5 |+ E
- }
! O; ~& d9 X# O" O. f/ ] - .dropdown-trigger {
# |! ]6 T, Q4 h$ d$ T - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu { Z# M' A; Q1 J( s9 H
- display: block;. a: L; o# s& D9 m% g
- opacity: 1;
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- .dropdown-trigger::after {
' ?9 C0 i. C* E( f) f. y - content: "›";, W: Q, q: n( C
- position: absolute;
/ ~% Q- k1 y4 }6 l6 L; L* x- m+ c - color: #ED3E44;1 u% A1 o# @' f9 G
- font-size: 24px;, F' M0 Q# K7 p
- font-weight: bold;4 O4 L, M' ~" d. [) q
- -webkit-transform: rotate(90deg);0 O$ D6 W/ O+ |
- transform: rotate(90deg);! R! {8 K& n K, v' z( Z# A
- top: -5px;
1 ~& l$ G. }, J { r& _. o) B - right: -15px;! }) n8 l: L- C" d
- } X2 c, ~, j, j( K
- .dropdown-menu {
% p$ a7 C' a3 A" K3 a - background-color: #ED3E44;5 n( [* ]0 h4 k1 m
- display: inline-block;
% [& `/ e$ q6 N/ z0 Z/ g1 l( c p - text-align: right;
& h7 _! R5 I9 ]4 r* W. W5 m6 p - position: absolute;
% ^# j& Q) ]6 v) x7 y) R7 e- G - top: 2.5rem;6 O& x1 a+ y* k; H
- right: -10px;' `( C# B6 |! `2 J
- display: none;/ ^' Y4 l0 D8 y! y9 c, y% _
- opacity: 0;9 i& }/ d3 \& O" o7 L( k O _
- -webkit-transition: opacity 0.5s ease;
3 |) t' o7 G! E1 t3 M - transition: opacity 0.5s ease;
: I) Q8 l1 { a# ^) \1 x7 s - width: 160px;1 Q$ G% J2 Z' o) c' O& b2 L) u" |2 m2 L; C4 ~
- }
8 G; U5 h2 K3 e) x% h( f - .dropdown-menu a {+ o! x; D! S; ~6 F6 g; b* X T4 N
- color: #fff; U: `* f3 N6 U
- }& l% h$ j- W5 G a6 j5 H
- .dropdown-menu-item {
) n8 X7 l8 r# N3 ~ - cursor: pointer;0 m" Q7 M2 O8 ~; [4 k7 J
- padding: 1em;
0 @- u8 H- `# Q |! _0 c% b: _ - text-align: center;
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- .dropdown-menu-item:hover {* ^9 Y+ O B1 ]6 M, Q
- background-color: #eb272d;2 E9 X; Y" r% h, o9 ^+ \2 E( B
- }
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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">
/ h2 N4 @: U+ a% b - <!-- Checkbox toggle -->
7 P7 ?. D4 m4 c& U |; c, P8 O - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
% R8 F2 w) w# `2 e* L - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
- d5 T+ O1 ], `, Q$ M% z6 x - <!-- Content to toggle from www.mfbuluo.com-->
/ L) U% R3 A9 E# | - <div role="toggle" class="toggle-content">& i+ B. d) w6 U4 T$ V
- BA-NA-NA-NA!/ H& R2 ~7 |2 G
- </div>
4 U6 e. ^0 l2 P6 p5 d0 i+ m - </div>
复制代码CSS代码内容如下: - .toggle {& |: [0 J4 A8 n k/ n* Q, R
- margin: 0 auto;) [: ^6 E. {) g J6 p% Y) D
- max-width: 400px;/ M1 W( m/ d+ k( z
- }
& h2 C; J$ w/ N" Y* I! p - .toggle-label {
3 F4 c3 l" K3 y5 o7 z# l" ?7 t* o - font-size: 16px;
; j" R1 e$ L* v. e v1 w& p" B - background: #fff; R- L" }" t* g9 \# \! a, V u+ G* C
- padding: 1em;5 M3 B% t' z) u( F+ m. ]6 `- q; B
- cursor: pointer;1 U8 D1 @. c8 ~) w8 g- e; X
- display: block;
+ o; V) @ V" ]4 T3 ] - margin: 0 auto 1em;- ?" o8 N+ M: A1 M% \6 u( ~
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
. m* ^9 U4 i$ R% J - border-radius: 4px;( z& Q2 c! M5 t4 y6 U6 a7 B* Z+ |
- }
7 `7 N: b; M8 F' Q$ L2 W - .toggle-label:after {
9 h9 D7 i6 \* P% Y8 F - color: #ED3E44;9 \$ d: h# Q* v" C$ J9 @$ T% h
- content: "+";
+ O% S; M7 q: D$ W G. i3 |+ ?! o - float: right;
2 V8 E! G0 G3 T1 K4 @: S - font-weight: bold;
. o0 _+ x* }1 u5 @/ {" T - }2 l! ]6 l9 s. R$ m, B& }
- .toggle-content {
* I5 j$ l3 h7 f( N - color: #B0B3C2;
' H2 |. A* p- O4 ]" j3 ` - font-family: monospace;" g; v0 Y& G( @* g" a3 G
- font-size: 16px;
0 r# J0 U) p/ z0 X - margin-bottom: 1.5em;
- ~) [: A" I6 E g4 _' o - padding: 1em;
; P2 \5 K. W' ?! V4 b - }
+ u, s0 q8 N ?: C* s- t/ ~8 T - .toggle-input {/ V( u! Y0 S" `- z
- display: none;
! o3 r( n2 o5 @2 P7 s6 n - }& N2 L9 _ A. W5 c
- .toggle-input:not(checked) ~ .toggle-content {/ E* E9 k* B; a. a8 x h% A: J! Q) i( {$ A& G
- display: none;2 Z" H, M- a8 C
- }5 E0 _6 [5 L9 e# u1 i/ h
- .toggle-input:checked ~ .toggle-content {/ W7 `# g) W: e+ c. v
- display: block;
3 E* M+ o" P7 ^% U7 R) H - }
% `7 t* [8 }: ]" j* E' a - .toggle-input:checked ~ .toggle-label:after {) z; r( X0 I& S3 q5 v
- content: "-";$ E. E% Q4 o7 ]/ A
- }
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