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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!">
4 A- J2 y# k C" `" h - Label for your tooltip
7 `% J0 ~0 O, y$ B* Y& ?4 b - </span>
复制代码CSS代码: - .tooltip-toggle {
8 h, W7 o8 }0 A- Q8 i8 V- o; a - cursor: pointer;/ J# d9 O- P+ f; N
- position: relative;0 K0 k8 f' _7 o) n( z
- }
" j b. `5 A: D8 x+ @- q0 b4 B - .tooltip-toggle svg {
) @* \8 i* ?" ^5 ~6 V - height: 18px;
- p& @ s7 s0 q, f! V3 s - width: 18px; k0 V- S! [% a+ _2 ~
- padding-right: 0.5rem;
5 N: P* I% q: g - }
* w3 E( S3 T7 H& |. Q - .tooltip-toggle::before {: u6 n4 R. n7 ?0 k1 n
- position: absolute;! \" y& ?+ o2 T2 ~* q& f0 e( b
- top: -80px;
4 }' ]$ k, J" ?( Q8 B0 S9 R7 H. Y - left: -80px;
+ {) W- @, o/ w! h$ L6 g; t( ^8 [ - background-color: #2B222A;
' Y' K+ u" n+ w - border-radius: 5px;
; H# } s# y3 l7 L, ?4 ~, _* N - color: #fff;
" k/ T& b* I( h5 w8 q" ~" C1 G - content: attr(data-tooltip);. n/ n& x/ K" C0 C. T- [5 `8 X
- padding: 1rem;, T( l! ]% D- D3 _- K4 x# ]& u
- text-transform: none;+ c7 I L7 i0 ~8 N- X; ^
- -webkit-transition: all 0.5s ease;
! }/ f8 @: g6 y5 f& {. y: [& w - transition: all 0.5s ease;
* L% e5 w. c9 @0 s$ } - width: 160px;( c& x0 s/ [7 G6 b
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- .tooltip-toggle::after {
: c: x) s1 r: j/ o - position: absolute;, n; y7 z% }0 v6 U8 D
- top: -12px;
/ j7 {9 r* B) \2 R - left: 9px;2 H" D4 J; q2 Q% a
- border-left: 5px solid transparent;
% Z& O% d# R }/ B9 n - border-right: 5px solid transparent;2 q# j$ J' _% q( a
- border-top: 5px solid #2B222A;. G2 y2 o1 U5 n
- content: " ";, C' ]4 ~) [; L% U0 ~) T
- font-size: 0;
3 Q/ A8 i9 i; B9 q - line-height: 0;) o4 V$ p$ ?! R( _( A' n& R% q
- margin-left: -5px;6 ~, ^3 e7 q. b) p7 h, r
- width: 0;
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; W9 J! C5 N) j: c1 f; U - .tooltip-toggle::before, .tooltip-toggle::after {
0 `7 ?$ A" z3 N/ K" l - color: #efefef;5 ?& I5 M8 X* n5 h1 l" z5 _7 H
- font-family: monospace;
- U- Z- {' ?, \' P - font-size: 16px;
( p& N5 Y- F" r+ Y! v - opacity: 0;% l% N, M) v9 _
- pointer-events: none;
% v5 f' o' m8 L5 w: i; k* w - text-align: center;
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/ J2 }# P: F9 b2 |; ~: f - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {% B4 l% j' W) U8 m0 `8 `
- opacity: 1;6 z" G/ T$ L/ s4 Z* W2 H& Z
- -webkit-transition: all 0.75s ease;
4 T# W& C: W b7 M* E( S - transition: all 0.75s ease;2 v) M* q: b0 L9 F' E. l7 U6 {
- }
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">
. g' [6 J( C& m/ X - <ul class="nav-items">
- y: Q. ^/ v! i5 M* a - <!-- Navigation -->
: }! [5 n0 {# ]; z - <li class="nav-item"><a href="#">Home</a></li> [) n6 i" n7 n( y x( j* K
- <li class="nav-item"><a href="#">About</a></li>
! P$ l+ h/ i% s& F7 ^ - <li class="nav-item"><a href="#">Contact</a></li>
7 B, x/ `: s% j+ ]& y" {& A - <!-- Dropdown menu -->
+ P# m& ?$ E S: e5 i! v, p - <li class="nav-item nav-item-dropdown">9 D s+ F2 A! _+ N/ w
- <a class="dropdown-trigger" href="#">Settings</a>
. _0 _9 z& S5 {- B5 i# \ - <ul class="dropdown-menu">
' n3 @- W; \2 |# v - <li class="dropdown-menu-item">
) o3 l5 m7 q% t - <a href="#">Dropdown Item 1</a>( | o7 { V, F. G! W- r) I, o" Y
- </li>
/ t5 l. S! U3 L% G' T - <li class="dropdown-menu-item">
9 f9 d) H# p( F) l - <a href="#">Dropdown Item 2</a>
2 H$ z& p0 Y( D' j3 [0 n$ @ - </li>
# {4 Z) r$ k' \5 f. i2 E9 x2 Y - <li class="dropdown-menu-item">
( f+ I) N9 ]" R- H) N8 ?$ ^) w - <a href="#">Dropdown Item 3</a>5 m/ t* L3 [" _& o
- </li>+ _' C6 W1 [; _$ ^
- </ul>9 b# s; @" }% v, G, `: D
- </li>
) ?" f" ~9 _( R c; H - </ul>
$ C7 C2 Y) V& L* o6 V" i - </div>
复制代码对应的CSS代码如下: - .nav-container {* `* J% H5 W2 A: O) g
- background-color: #fff; \6 u; h4 g5 Z( k! Y# L! v
- border-radius: 4px;$ v; q+ W! J U9 P# }
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);0 V4 A+ L9 L& b0 m9 o7 j
- padding: 1em;
$ d0 j5 n1 P; |# u9 o# |7 Y - border: 1px solid #eee;% |7 B6 r9 }3 L& y
- display: block; @/ a- C4 u9 O: q- }0 b6 k
- max-width: 400px;
+ ]8 A: i* s3 S7 @, [ - margin: 0 auto;* u: z9 ~5 L$ d4 O/ F2 F7 t2 j
- text-align: center;
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- list-style: none;
3 e t+ I, J. {, I4 a - -webkit-padding-start: 0;& p2 {$ ^ t$ H( n. ^: A" w
- }
# l- k, }3 u) n8 o( s - a {
& _. P* L" B9 D3 ~/ Y/ u; |7 y - text-decoration: none;& N8 m5 b% k* y" T: K u
- color: #ED3E44;
: S5 k6 M7 ]0 A$ B% A ~ - }
# q- c& Y- b: X: F ^+ r7 O, l) D - .nav-item {
4 W* E9 |) @- A/ x) r$ C - padding: 1em;; J! }4 o! N, p: O/ A& b
- display: inline;
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- .nav-item-dropdown {% A) ~! A9 M* d
- position: relative;
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" u' q9 {( I* r' U& J - .nav-item-dropdown:hover > .dropdown-menu {$ {9 z$ D @: N+ S5 b/ m; G
- display: block;
* |# l6 l1 H) R s i4 ?, y - opacity: 1;
, G3 R7 j9 B* _5 d - }
3 Y% X" ]7 S) @+ S" t+ z - .dropdown-trigger {
( m' T Q# N6 w, J0 J# q - position: relative;
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# |9 b! Y1 [/ a1 w& b2 @$ T - .dropdown-trigger:focus + .dropdown-menu {
6 V- b& V0 F$ n; t V8 Q$ C3 | - display: block;5 |- {; c# J3 B/ G; J5 T% A
- opacity: 1;# J8 x! T; _# \8 m6 r# I
- }
0 f) [8 S- b( B1 p+ M$ {% J6 `4 X Z - .dropdown-trigger::after {. @3 L2 z% C' C
- content: "›";
) Z5 R& q5 ?& k% \7 a* ^: j - position: absolute;
q$ R3 |: f5 H! z3 s* H - color: #ED3E44;2 a0 P: H9 h* O* q
- font-size: 24px;& L( n) q( w6 p9 B: i$ r
- font-weight: bold;
) x# o2 N1 e \9 m) ~. P - -webkit-transform: rotate(90deg);
1 `- {, f Q/ ~* d$ t - transform: rotate(90deg);
( K$ C7 Y. e8 l! {/ F8 E/ I% `- [ - top: -5px;7 r) D$ x j3 e- L* B! ?3 F
- right: -15px;
9 |3 m# h$ W( [" [2 P. P. y - }
. }& A. ^# Q) b S2 F9 P; U - .dropdown-menu {: f& z. k6 L2 r1 G- ^
- background-color: #ED3E44;' }( ?" L/ d: I+ J% K: T$ d% z
- display: inline-block;
7 W9 i3 e( L4 O5 I- r3 O6 j5 T; U - text-align: right;; |$ ^3 J5 K. o+ Z
- position: absolute;
; ?# g% |3 a4 K5 A* D0 W - top: 2.5rem;9 ^3 |! J! |, }0 e1 Z8 a% o
- right: -10px;0 Q, p& Q( ?2 P5 X
- display: none;* [, r+ p$ g+ t+ v5 r( x& o
- opacity: 0;7 R5 m; D$ k# U
- -webkit-transition: opacity 0.5s ease;7 v2 m6 g+ I( |% O g' M; _5 N
- transition: opacity 0.5s ease;9 i z% W2 a7 H o
- width: 160px;5 ?, x( c" g) q* v
- }
! Z; Q% E7 u: j9 E9 M' I - .dropdown-menu a {
, \# K5 F* a5 r h* n# C9 T/ z1 W - color: #fff;
, q9 ~+ H0 {; s0 T+ Q - }
& L& Q/ z2 Q& K& J$ O% Z - .dropdown-menu-item {
9 T8 ~' c9 X+ U - cursor: pointer;+ s K8 | `7 O* ?9 J# }: P% U4 p
- padding: 1em;
8 J8 A4 p4 S( [ i - text-align: center;- R3 W$ e: `* P1 O" ?# b
- }2 a# y" o& r0 o) f3 C4 z r6 z
- .dropdown-menu-item:hover {. o, c& V: l2 e9 G) C
- background-color: #eb272d;7 E7 L9 k( p7 L' D
- }
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7 a, c7 n. v' X可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">2 K$ X/ n1 E6 |$ k+ g
- <!-- Checkbox toggle -->8 D0 C6 w5 B, i3 U3 n) a
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">6 b4 U+ F: c6 a/ G
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>' j0 }& q! d8 P* D# B
- <!-- Content to toggle from www.mfbuluo.com-->5 z5 S) M7 A+ [: Z% M9 g
- <div role="toggle" class="toggle-content">$ P& k" ^1 w- Q3 C4 x
- BA-NA-NA-NA!
. J5 j" C" H% v- C9 ] - </div>- X: F. r7 d ^1 u! \1 e
- </div>
复制代码CSS代码内容如下: - .toggle {# j$ h; a, g6 v" `* A5 x/ C8 w; q. a
- margin: 0 auto;3 C c4 L/ N# K+ E' z
- max-width: 400px;& t( V; y$ J9 X
- }
3 ~- T1 P& a: G - .toggle-label {
% Q2 A, l) j+ J# q& F0 A/ \ - font-size: 16px;1 j. ^+ F0 C( \ L# P& O: k
- background: #fff;
# V) Q- X# N6 K7 ?2 L. e; j- j8 m - padding: 1em;+ V( M1 E7 z( _" l' Q; u
- cursor: pointer;0 y8 M! F* f) x& @# b; d
- display: block;% j: t# e1 U4 \4 z/ b' j
- margin: 0 auto 1em;+ x3 J+ l& O+ r+ m
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);7 c3 z1 C9 J3 S7 O" n# X
- border-radius: 4px;' t( B. U/ O# W6 ^: |' Z/ O+ b
- }7 |- T- _* ]) w% @* o2 w
- .toggle-label:after {
W" c, V2 `; L0 d - color: #ED3E44;7 U: M1 z% I0 G" A0 r5 m2 n$ A
- content: "+";3 i) Y/ Z! q7 }( d
- float: right;' B1 M* v a' v9 N& F) R) o
- font-weight: bold;, ]1 D" r2 P" ?7 c# B2 }
- }2 @ e( [3 P0 V. B$ p( [0 F
- .toggle-content {
% R9 q+ ~) \ H, R3 z. V! \, h0 K - color: #B0B3C2;5 j, t, h. s I& J+ }
- font-family: monospace;
+ l" Y$ q4 }# r( t t9 i# x1 r - font-size: 16px;+ s& I9 ~3 {' \2 O( ^, v) B1 p! N
- margin-bottom: 1.5em;
. }7 z7 `0 Q' M - padding: 1em;
8 \1 w; w$ P/ {& i1 J* L - }' r7 Y& f; o% d. ~0 M4 l
- .toggle-input {! {+ s& Z, P; j5 X H
- display: none;, Z2 ~5 E" C' w
- }
7 E% m) U5 x; V; U% g. t9 I8 W - .toggle-input:not(checked) ~ .toggle-content {
g$ g8 M9 {" ^& E5 Y - display: none;2 ?: K: p& B; X* w
- }' D8 ^9 C, B- u/ T1 A% m2 V, \( `3 s) d
- .toggle-input:checked ~ .toggle-content {: ^4 m2 G i# t" W7 I2 x% d
- display: block;
3 m! ?" M a$ [5 _5 F - }
3 f9 K* v6 `0 _3 r4 |% h - .toggle-input:checked ~ .toggle-label:after {8 S; r* [1 r( l, d t% L
- content: "-";- D9 O9 g# ]( ]
- }
复制代码
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