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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!">) u8 R/ x2 K5 ^( _
- Label for your tooltip+ j" T5 H' y! S# V6 l9 E
- </span>
复制代码CSS代码: - .tooltip-toggle {- ] D3 O: f5 L
- cursor: pointer;
( T' e! y/ f+ K+ c - position: relative;
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% s z; b& |. ~: J y - .tooltip-toggle svg {, v9 Q+ B+ {$ L+ v" I) L
- height: 18px;) M# o+ ~9 M/ _( ~# I$ R5 b1 S
- width: 18px;
% R1 M% h, {1 X+ p8 L - padding-right: 0.5rem;, v, s7 e7 s7 b$ ^
- }
5 H" M7 x3 q- w' A) k2 B3 b8 j - .tooltip-toggle::before {
# P6 L# U( a* D) \6 R; U4 p - position: absolute;$ ]( s7 k w# F1 p0 h, A$ W7 y/ l
- top: -80px;: _+ F8 u) V$ g- \( _
- left: -80px;
; a* E ~! I' V. ~" w* K - background-color: #2B222A;6 R- m. [8 b+ A4 Y/ E
- border-radius: 5px;+ ?+ X) p+ T9 H$ r7 Q
- color: #fff;
# t6 f3 C: m1 {0 A6 [ - content: attr(data-tooltip);4 }1 Y* ]3 H! u9 M+ F
- padding: 1rem;* S% }/ q) }; Z9 a4 l: D
- text-transform: none;7 k4 F2 I- h. g$ C
- -webkit-transition: all 0.5s ease;
& U8 L! E: Z3 K9 v; ^' k5 D - transition: all 0.5s ease;
! ^" C/ p# z: ^7 y: {2 c; C - width: 160px;3 R; _: j+ k6 k C i% o7 B3 k
- }1 d: `1 T6 z/ n5 X& O
- .tooltip-toggle::after {6 Q3 }" g5 x) O* Y: i+ } E
- position: absolute;
2 A& E8 ~3 W- N - top: -12px;5 o2 F2 `5 E8 M. O4 j6 V
- left: 9px;2 Y* R7 k0 A' K9 h5 T7 a, I
- border-left: 5px solid transparent;- P8 Q7 b2 e, R0 h0 y
- border-right: 5px solid transparent;# X" H* L* G! R
- border-top: 5px solid #2B222A;
) e: a ^% L+ S" B - content: " ";- s8 L' r, e+ N
- font-size: 0;
+ ~4 }. [" g2 D, p9 Y; M' R - line-height: 0;6 Z6 v$ Y: R/ n- G$ H9 R
- margin-left: -5px;
3 S$ H9 x5 a C9 m7 h$ h - width: 0;# [1 M2 e7 J/ m# {2 @
- }
" Z2 w( ^% f* f1 r- U2 R+ R. \9 ` - .tooltip-toggle::before, .tooltip-toggle::after {
3 Z4 m) Z- A! S: p( _- H1 b - color: #efefef;8 W! y% G6 y' y7 l% o1 ]
- font-family: monospace;
9 E5 X/ ?7 R9 `/ E% Q. }& _! j5 U# h - font-size: 16px;
% S% l% M& m( r8 G( v% q - opacity: 0;
, I6 I( r e+ Q! Y. I } R - pointer-events: none;
; j6 h0 ?4 N1 f - text-align: center;
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# n+ H9 f+ \9 R - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
8 h2 f5 N3 Q9 a7 k8 I! n1 n! A - opacity: 1;
# e; l/ Y0 L! R - -webkit-transition: all 0.75s ease;" C2 R. Q% @4 Z: A; I
- transition: all 0.75s ease;
, e) |/ H8 Z5 e0 b8 k, A - }
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">
; W) N+ Y7 Z4 D( x. c+ \ - <ul class="nav-items">
5 A& `2 ?+ X( e, F3 `' l - <!-- Navigation -->
; |8 K6 f# ~9 z3 Z5 F7 }: J, x4 P - <li class="nav-item"><a href="#">Home</a></li>, h; C2 W) ]2 e8 r, K
- <li class="nav-item"><a href="#">About</a></li>
& o `; S2 H" S$ T7 R: H - <li class="nav-item"><a href="#">Contact</a></li>0 V' n" F% \ ~3 ]
- <!-- Dropdown menu -->$ g9 K9 J) m! e4 H# q
- <li class="nav-item nav-item-dropdown">
% O$ \ g+ z# u3 e% O! ^$ g) ^ - <a class="dropdown-trigger" href="#">Settings</a>
5 U1 [2 m& H; i' i - <ul class="dropdown-menu">
: {$ R/ b5 M& i8 z - <li class="dropdown-menu-item">' v' {% O4 m0 x/ z
- <a href="#">Dropdown Item 1</a>
% x0 U7 x5 r1 k9 n - </li>
* k6 O+ p! I* P; \1 Z, F P9 }* H r - <li class="dropdown-menu-item">
4 }7 a5 | Q% F; g8 D8 K - <a href="#">Dropdown Item 2</a>
# s N1 b* _: @( S1 E - </li>
: r( i" \9 I0 t, E; H - <li class="dropdown-menu-item">6 y6 }$ b7 I0 O5 ?7 \# }* o
- <a href="#">Dropdown Item 3</a>
9 n6 T$ T8 H4 d' p' H - </li>1 P5 U! Z! C# [' R
- </ul>$ U8 w( o: Q0 H3 B" U
- </li>
+ u+ @$ T- w5 s4 l* A - </ul>9 J. b' k/ i0 v. |) ?
- </div>
复制代码对应的CSS代码如下: - .nav-container {4 N8 x9 J" ?/ G% {+ N
- background-color: #fff;
+ F4 k+ |! C% d* _% M - border-radius: 4px;
6 ~0 O" W1 Y' a - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
! v" W2 w! x9 d' c7 @' x, T9 |8 r6 G - padding: 1em; e3 V$ X7 W# k8 W- P: |
- border: 1px solid #eee;
- Y F* T2 Y3 u! N6 `" I" R - display: block;& p( r' ?) T4 b( m# ]# c
- max-width: 400px;* |" X& o! }( |# F i, C
- margin: 0 auto;* P( h: n! G( Z9 P, [+ b+ r
- text-align: center;7 D. C7 B5 T. N" H2 P4 n
- }( R: N# r' M" M- j; R* O. n
- ul,
/ {6 ~( n* D0 m6 o - li {
# B& o$ s, L; C* F+ }7 E( d; C9 o - list-style: none;. E7 L% G! @! c Q" _; @8 V
- -webkit-padding-start: 0;0 K U6 {$ z5 o- K' u1 ~
- }
( u% P" M# J( e! a - a {
( { l$ P" v* g - text-decoration: none;
6 h. j% ^- M9 A - color: #ED3E44;$ g6 q* z& E" e' X& K' d
- }( S5 L+ x) a$ J# G
- .nav-item {
5 U. E4 j9 q, B# |2 s2 | - padding: 1em;
: M2 g, `" c. c; F. d* t+ E - display: inline;' e7 S7 I4 n0 W3 g6 }! r
- }
9 F& D4 |- X: g; K. R3 B/ D) M - .nav-item-dropdown {
3 F8 f7 M7 a0 |5 j/ T& H. }3 Y - position: relative;, d3 E# G, u) Y3 `% ~! z! i$ C
- }
# p. E$ c3 i+ V d' \8 \, b" ^/ O - .nav-item-dropdown:hover > .dropdown-menu { K2 \. _( U! W
- display: block;! u. U6 I0 v2 U' v! W5 J
- opacity: 1;4 \ s1 y# v1 n, V0 f4 a; M
- }
, S8 o+ e( F: V$ r& A5 u - .dropdown-trigger {- P# Y; T) X9 E" B
- position: relative;
2 y x4 x8 i T6 v' s' c - }
9 ^; A- ]& |- y# {, n8 g3 v - .dropdown-trigger:focus + .dropdown-menu {
3 K5 e; K. I1 d - display: block;. W7 g8 W6 K! X7 ]! r
- opacity: 1;
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1 }/ ?6 x: O0 A# c$ u4 d. `- J/ U - .dropdown-trigger::after {
1 K, f6 w3 ~% I( Y - content: "›";
( ?2 p# e$ m: t% M$ E - position: absolute;0 ?) M/ q9 v* f- i! b
- color: #ED3E44;+ e& _* C, w, Y) g- F" j
- font-size: 24px;
5 n# B/ O7 p. f! F% a - font-weight: bold;
1 X' C1 X# j. p# @2 G5 @ - -webkit-transform: rotate(90deg);
2 W$ k# H6 f2 T! }' [* y1 C; B - transform: rotate(90deg);# o1 n5 o0 o! i* v2 J/ `- P9 U
- top: -5px; q3 q( x* X% ^3 `! W# [
- right: -15px;( ^7 \* s0 Y) b& s6 Y% S
- }
( T8 a# z6 B1 Q) H3 d! h( T. ~ - .dropdown-menu {
1 ]0 Q/ G8 }4 N - background-color: #ED3E44;& s3 M7 @& _0 S) S% Q% l/ H
- display: inline-block;4 @) G( T `1 O( @8 _# _' K5 n' V- {- V
- text-align: right;
+ i; I5 @4 v$ i c - position: absolute;2 E, P- r D8 w, y
- top: 2.5rem;
. C9 U; ~5 `% J; i' w - right: -10px;
+ G) _4 ]: ]2 Q9 U# y/ l+ ` - display: none;
/ g' s- v$ x! ^! ?9 @* W- w7 L - opacity: 0; \8 a: \" P1 R! Z" P# m' f" d
- -webkit-transition: opacity 0.5s ease; b. n: }7 P6 l+ y0 a! e
- transition: opacity 0.5s ease;' S( J0 v0 W5 i, y
- width: 160px;! u' k+ x9 Y4 P$ c
- }
; b( l' B+ L3 c) T9 P - .dropdown-menu a {
+ ]7 P' y) h1 u: h6 H$ B - color: #fff;
% o1 X0 i: k' A) x5 L9 s0 e* { - }
) b' w$ x& z- f9 l - .dropdown-menu-item {
6 j7 e% w1 m; L; o) X& } - cursor: pointer;
: L9 p ]* N( x' Z, f - padding: 1em;) V5 @+ \- _8 H ?
- text-align: center;4 k- d! _, G3 W' }
- }" I" d+ }3 ~# r4 K
- .dropdown-menu-item:hover {
; [- s C# U; u' a - background-color: #eb272d;# S6 q: K% J$ e/ A
- }
复制代码
( T7 s' g1 k. T% V/ {+ ]5 z2 V可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">5 p( [% o9 A: j* Q. a
- <!-- Checkbox toggle -->) d5 L! z; H$ \% d5 a- X
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">' a2 j( ?, T2 T4 E. T; n
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
: N: Y/ C; A/ ]0 I, e' x - <!-- Content to toggle from www.mfbuluo.com-->
2 s/ r1 Z/ H8 ?( ^% k+ K - <div role="toggle" class="toggle-content">7 \. i4 w4 J! C
- BA-NA-NA-NA!' b- W, L* d; ^: Z* |4 o
- </div>
6 k5 H' `$ Z* j7 G6 J - </div>
复制代码CSS代码内容如下: - .toggle {, k& B5 K7 {- O$ v
- margin: 0 auto;$ V; ~+ [1 |/ u+ c* ~, I
- max-width: 400px;
: ?4 D, W! Z( v- c - }: |% B' |- l6 C2 d4 g: o
- .toggle-label {( u+ T9 p7 H d
- font-size: 16px;
* }- Z: D' {9 W w' Z% [ - background: #fff;7 s$ |& m* g7 B, O
- padding: 1em;! d/ A0 k. W, V0 k. ~
- cursor: pointer;
9 v" g, P' k2 @3 v: x - display: block;# _, p5 X9 M, R, n+ a* p9 ?
- margin: 0 auto 1em;( W+ Z5 n9 w. h1 w* E. F
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);. I8 S$ b4 S! {# Y# n
- border-radius: 4px;! A! Z& |; b. ]: Q* t/ I. S' y! e
- }# v0 C% {% Z/ m6 z |) _) F
- .toggle-label:after {" q4 [/ ]" C+ c
- color: #ED3E44;
; c5 n, z* D% [; R1 G - content: "+";
# z) N" G: t. |$ `% N2 w) u - float: right;+ }( \# E0 \- l% n; N( b
- font-weight: bold;
" Y( K% f+ k4 f, A W) ~" Z! m - }7 r( K! A/ r! |: B9 ]
- .toggle-content {7 r- c& p( A7 f
- color: #B0B3C2;8 u) `. u, }; N ~2 {
- font-family: monospace; \' ~& X+ |4 n( F9 n s
- font-size: 16px;
& d) `3 g4 X9 O - margin-bottom: 1.5em;
. l- T% `$ i6 ?5 E - padding: 1em;
& @4 D5 L: p4 @3 F8 d/ r S/ Y - }) X9 s$ S7 K+ ^+ J! H( A
- .toggle-input {, J9 ]' Z+ i& \
- display: none;# o1 M( {- }- z5 [/ g& Y( U
- }
& A0 a5 d2 `5 n3 H6 L - .toggle-input:not(checked) ~ .toggle-content {" J1 H: e# g0 d
- display: none;
" G6 K; ]4 y& {( a4 w' c - }* Y% k+ k! f% R. ?& ?" f5 X
- .toggle-input:checked ~ .toggle-content {3 Z/ u" _7 }" F: z7 Q7 d0 `0 g
- display: block;9 j' ?! n1 ]# i( Y( P. d& |
- }
: U+ @3 L5 `& ~# D - .toggle-input:checked ~ .toggle-label:after {
; H! p, m8 S1 X; i+ R8 T - content: "-";
$ z/ [" @% t( f( a( C - }
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