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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!">
s' s1 |3 t6 X6 u& u - Label for your tooltip
2 Z9 F6 ^& Q' Z+ z - </span>
复制代码CSS代码: - .tooltip-toggle {
3 |" W7 m4 s4 k3 Q$ v7 X. m2 S - cursor: pointer;
( V8 ~5 S K7 D8 n - position: relative;
# @- M0 h! b+ h0 c5 q& N1 e/ d - }
" o3 u1 L6 m3 y - .tooltip-toggle svg {* S8 u+ s: Z) i5 s
- height: 18px;
) S! ?" B; q: k+ ~$ b" M! a - width: 18px;$ @9 z% l7 l. j
- padding-right: 0.5rem;
) k) F6 k; s' b+ }! b - }
/ p4 |) n8 s, t4 V - .tooltip-toggle::before {: A7 ~: j: [' P& }* |: z
- position: absolute;
: H1 H4 ?# ^! m8 ~ - top: -80px;" c( b5 Z$ O4 C& v
- left: -80px;
# A4 m# b% E% Q# ~2 S v; o9 B* ~ - background-color: #2B222A;9 ]( \! D" A# w! f9 l$ R$ R7 `
- border-radius: 5px;
0 ^( f& f; k/ x% ^ K. b - color: #fff; |& h$ w# l# N- E; Z
- content: attr(data-tooltip);
( t8 z0 m( X5 g# e2 u% u - padding: 1rem;
% Z. F& I( C: q, k- f* N1 t) K - text-transform: none;: ? Z3 t. j' L: }
- -webkit-transition: all 0.5s ease;1 c4 |0 b D$ N9 z+ d' o% k
- transition: all 0.5s ease;
: r5 R2 r% U% [0 H7 d- y: ^) c, X - width: 160px;3 H5 C8 n/ y7 `2 x9 G
- }
$ x; ~# w, s' O9 y- J) E$ y - .tooltip-toggle::after {$ E5 V: l2 @+ e9 t" w9 ^
- position: absolute;+ M9 B u( I* r ^7 x6 B9 h
- top: -12px;! |0 M: s$ w( e: H
- left: 9px;
) Q, Z; y. W. p) R0 P3 z - border-left: 5px solid transparent;* E% N, v8 @3 O& P
- border-right: 5px solid transparent;
1 J4 k8 B% {9 O0 w& C) w! I - border-top: 5px solid #2B222A;# x% p8 t, M0 l& y2 r7 q
- content: " ";0 j6 M1 T' K9 y7 o& ]
- font-size: 0;
5 f! Q R9 ?2 `1 @ - line-height: 0;2 a# _& D9 W B6 ~0 Y: Z$ o
- margin-left: -5px;
* U" K+ K: [' X+ X9 W+ m5 H - width: 0;- ?- }$ w0 O/ n: t+ ?3 W% b
- }
: Y' G# J* F# ^ i! { y" u: S6 S. d4 E - .tooltip-toggle::before, .tooltip-toggle::after {
# e( S& M N, o! j - color: #efefef;; A% s' X" d' M* i0 c
- font-family: monospace;
+ r3 F, }2 ~( Y - font-size: 16px;1 x; |% `- x/ v8 s& R' T
- opacity: 0;, P8 V4 {3 U$ o8 V7 E# A( C) _
- pointer-events: none;+ k3 d6 p5 t% p
- text-align: center;* }) h' C* s4 A7 r
- }
' ?$ c- i# i6 y. P1 n - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {9 q) R5 P- m5 S1 R% v8 I
- opacity: 1;. O( b& T! |! I1 a
- -webkit-transition: all 0.75s ease;
7 H* k' f* `# R9 F8 R" K1 y2 n+ a - transition: all 0.75s ease;2 b n8 k+ q: S6 X# a" x
- }
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">& @- v4 d" i+ J: Z& ]/ ?0 w& M
- <ul class="nav-items">
" a3 Y8 z/ R$ V! j6 X - <!-- Navigation -->9 t6 j6 O+ ?4 p7 s' _! Z, i
- <li class="nav-item"><a href="#">Home</a></li>
% s; h2 H& L1 l* S8 Q - <li class="nav-item"><a href="#">About</a></li>$ t( v0 \( q0 N8 w! {' \/ c
- <li class="nav-item"><a href="#">Contact</a></li>% v" p G. M \7 e
- <!-- Dropdown menu -->
* j/ I2 b/ k5 ~" r8 |; \+ l$ z$ @6 H - <li class="nav-item nav-item-dropdown">6 y) n6 O2 u8 F* Z6 R
- <a class="dropdown-trigger" href="#">Settings</a>. v; B6 \, Y4 ~3 E; D
- <ul class="dropdown-menu">
! b+ Z3 _& S# u( l! G - <li class="dropdown-menu-item">7 ^ F/ i8 `; ]( `$ K
- <a href="#">Dropdown Item 1</a>
6 K) M3 w* D0 {8 f+ q* D5 E - </li>
4 }, p% O4 v% y$ S/ t+ M; q. I - <li class="dropdown-menu-item">
& F$ \ e% J8 B- J; T6 @ O5 k- P - <a href="#">Dropdown Item 2</a>, G, }. e7 f8 P7 } h; P( p7 t
- </li>; n2 A. H+ c' I( x7 d' F
- <li class="dropdown-menu-item">
: f- n8 {3 @' f8 d6 m7 N3 C8 }! W - <a href="#">Dropdown Item 3</a>' d# k% q3 ~' X4 i4 g- \9 C8 f
- </li>: k8 w% T+ q4 L$ j
- </ul>
, u& m$ O& W; L; \- l+ w6 x - </li>
3 q& b7 F$ H0 h# G - </ul>
/ Q4 i Y: s) |) Y+ c$ i - </div>
复制代码对应的CSS代码如下: - .nav-container {
# @- D% Z* K9 M% V' r - background-color: #fff;2 }& q4 |1 ?( u% a& z
- border-radius: 4px;8 u( R( R; `1 X, A& d. g: s# Q; T
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
* D1 f7 Y# D& Z! Y- n9 {0 ^ - padding: 1em;
6 g1 M; E; C s, O9 s Z - border: 1px solid #eee;1 V S0 V2 v2 Z7 l/ }# D
- display: block;
2 o% A' K9 u# h/ j7 h( T - max-width: 400px;! _2 ~% Z2 ], q) |( D, v
- margin: 0 auto;7 S- l) I5 y" {, f8 b" ^7 ]
- text-align: center;6 E( X0 m1 E9 w' d8 H* n7 d
- }
7 z0 r* o' s4 y4 v1 W* e+ E9 a8 o3 L - ul,
( Z" Z0 L$ D8 K' h0 h - li {
7 Q% j+ O* r% D5 s1 ? - list-style: none;
4 l! Z: \4 X, w - -webkit-padding-start: 0;) g& |$ v3 j+ d! u1 W% b3 _
- }2 D' b$ Y9 |- { N+ L. D
- a {
0 f" Q' v! {; ] z1 A& R1 ?; ^1 B8 L - text-decoration: none;+ h9 G( o& R% v! m8 P! t+ `2 ^5 |
- color: #ED3E44;/ w0 Q" V* r5 P' I$ U
- }6 r9 ]& ^- ^2 d/ g7 `: ?# i* U
- .nav-item {
% B7 {& x$ x7 H) z$ q7 G - padding: 1em;) E' Z# g6 B2 c* }& A; W
- display: inline;3 m) i' Z8 N3 x) Z9 A" N
- }
2 [4 w H( e% a3 K$ E6 e - .nav-item-dropdown { [$ X- b* I3 D% D, `
- position: relative;
' n' }& Y) a7 e! Q+ [ i - }
/ J. k! v2 b) c4 k( J* Y! a6 k - .nav-item-dropdown:hover > .dropdown-menu {- Y$ D7 ^% e6 Z$ V2 |
- display: block;5 r- g" H* u. _1 v" W
- opacity: 1;5 A9 T& ^4 c5 d! K* m2 j
- }
* J0 x' ]$ ^) `7 e" x0 J - .dropdown-trigger {# Z" t0 _, p4 ]
- position: relative;3 ]/ K. T5 S) s6 i5 F; r6 B
- }
) R$ c( Q* Y+ p& Z% U+ X - .dropdown-trigger:focus + .dropdown-menu {
! I$ a: ?% Z" d8 c. D( z - display: block;
8 t* n) w# V9 O* R% @; @ - opacity: 1;1 m" _1 b; @* a9 N( {6 A5 T6 }( Z
- }
+ z. H4 u; i3 ?7 [8 p) ` - .dropdown-trigger::after {- W+ t% K; K. P
- content: "›";; L$ A) t/ r$ [9 n0 K* U g: G
- position: absolute;$ }4 Q! M0 h+ c8 J
- color: #ED3E44;: E, d7 l* Z _+ P9 U" R3 ]2 U
- font-size: 24px;
- U* F/ R3 y4 E - font-weight: bold;
1 T0 {1 [" Z/ g) o1 Q - -webkit-transform: rotate(90deg);1 ] F- ]1 U' U b/ G8 R6 _% @
- transform: rotate(90deg);7 {" I, |3 E! t' T
- top: -5px;
7 y4 J' E- m, i' i - right: -15px;
- i2 Y* D' m% T, \3 Q. L - }7 M* E1 s& v4 F, m. M! {
- .dropdown-menu {
, N1 H( }& v" T/ p$ k - background-color: #ED3E44;; n" C3 g; Y) E3 h2 u! M: z" U
- display: inline-block;( N! w0 j8 b7 H% q+ E, b
- text-align: right;" r @" K/ _; w7 |- Q n* Q! @5 G0 A, F
- position: absolute;+ E9 ^4 P0 ^- K y# W
- top: 2.5rem;* H4 J2 A! x# m
- right: -10px;
" \" I* b* U( [ - display: none;$ T5 U) I$ T* B; `0 X
- opacity: 0;
1 W z( S6 u+ T& Z3 o- J) U - -webkit-transition: opacity 0.5s ease;/ q3 V6 d9 S6 Z: k2 M+ k) b" {
- transition: opacity 0.5s ease;
5 u6 M2 i8 Q1 t( z - width: 160px;
( l) z+ b! u5 I, W6 b- P - }
( i0 V% p2 d; e" ] f i/ ~ - .dropdown-menu a {
3 {" h8 J; V$ ?8 R3 X - color: #fff;
N; t6 y: B5 N, L, T& Q - }
3 y/ h' D5 M+ B/ F1 Z3 H/ _: _ - .dropdown-menu-item {
8 m% X1 c1 M8 I/ c; O# p: p - cursor: pointer;
$ r& W; Z# ^' p+ h8 } - padding: 1em;
( U0 L3 c8 A! D/ Q1 N7 E - text-align: center;6 t0 V! t; F' u9 q: y
- }. |/ [: r% L1 K! x" H
- .dropdown-menu-item:hover {
- x0 n4 C& C, D4 [0 m: Y9 O - background-color: #eb272d;5 V$ e( T" n0 d
- }
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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">/ g$ N/ J5 ^4 M6 J9 x
- <!-- Checkbox toggle -->
7 R6 h9 B% x. N. g' e' I - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
4 |. Z7 I" e9 \& A - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
0 e+ [- b1 c( p" D- z. x - <!-- Content to toggle from www.mfbuluo.com-->8 E5 c6 d6 `+ K
- <div role="toggle" class="toggle-content">- }9 l Q& U: t; A- q
- BA-NA-NA-NA!6 w; S6 X2 b& i9 {$ T
- </div>8 `7 u. G1 z" }0 ]' J2 ]) o
- </div>
复制代码CSS代码内容如下: - .toggle {+ @7 L- z2 @0 p% H. G- \; ?- a
- margin: 0 auto;
1 {; c. }0 t$ K& E/ U6 \* ^ - max-width: 400px;
6 S8 x1 |5 X: i* H1 o9 B* t - }1 D$ s8 R+ m. E+ N+ a
- .toggle-label {
6 p# C* O7 z6 c" \3 @+ p - font-size: 16px;2 s0 ~" y1 K& h7 y2 U0 l
- background: #fff;
, U* v/ y3 ?/ e$ m; N - padding: 1em;
' y6 ^3 B5 K% W) v; o7 K' b9 g, }! C - cursor: pointer;: P9 ?- D5 u3 x3 Z1 e
- display: block;
5 I1 i! o6 T2 j3 J5 R5 G l- K I - margin: 0 auto 1em;: i0 P' q2 B0 H6 r8 R( x4 p" d9 t4 L) s
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
9 t; r1 `, b# M' p& F - border-radius: 4px;. M: s( I- N2 x1 }! V
- }, Y% f* ?4 [0 S* n/ i9 H! w. v
- .toggle-label:after {: T" H" {9 h, e: ~, o
- color: #ED3E44;$ ^; g- j0 W) O
- content: "+";
|1 ?' }* j9 l" a9 J4 ` - float: right;
7 L* B5 d, t' Q2 c1 | - font-weight: bold;
( V5 p) @: C m# c( N4 v' E' X - }
$ i$ z* W; e% F; X( G# J - .toggle-content {7 O0 U8 ]4 s- N
- color: #B0B3C2;
, E6 @- q3 U# Z& Q - font-family: monospace;7 _5 g2 h0 V* \% ]8 \
- font-size: 16px;0 N" c( `' w$ O* v1 V% t1 J8 o! M
- margin-bottom: 1.5em;+ g' ?/ ~" E1 h- [: x' i
- padding: 1em;8 F3 j/ J! m- o7 Z8 z
- }
4 a; s/ J2 N3 Y5 k2 {9 k - .toggle-input {
1 T) I" K* j$ R V8 c4 V1 J$ w - display: none;6 K( S* H2 m' g5 \0 s& ^7 o
- }
+ e+ ^9 O# J' ?$ Z F - .toggle-input:not(checked) ~ .toggle-content {9 S5 k/ z( X6 H) x
- display: none;7 |. O; q$ e8 E; e
- }
- |/ r8 n2 P0 P2 T/ l; r - .toggle-input:checked ~ .toggle-content {
& K) N' r" X7 {% _. G' h$ w& K - display: block;9 U. ~- w0 S( L7 Y
- }; n5 e8 U2 Z: \9 W$ T
- .toggle-input:checked ~ .toggle-label:after {. B B4 z* Z9 ]; e; E
- content: "-";
1 I: i# |) b8 }$ p7 B9 F - }
复制代码 " ]. c$ [& a9 B
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( K1 l# p3 V) `# B, |) U# y) F4 b( s" n) A. I0 l
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